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| author | Evan Cheng <evan.cheng@apple.com> | 2007-09-25 01:54:36 +0000 |
|---|---|---|
| committer | Evan Cheng <evan.cheng@apple.com> | 2007-09-25 01:54:36 +0000 |
| commit | a6fb1b6743ee1411accf2d6e636f73f2ee0a7f5b (patch) | |
| tree | 05eb93ca35bcfe154a16403c81b638ae3abf777b /lib/CodeGen/SelectionDAG/ScheduleDAGSimple.cpp | |
| parent | a3602685b34f4c9a1602fdc7fb120a7f51228736 (diff) | |
| download | external_llvm-a6fb1b6743ee1411accf2d6e636f73f2ee0a7f5b.zip external_llvm-a6fb1b6743ee1411accf2d6e636f73f2ee0a7f5b.tar.gz external_llvm-a6fb1b6743ee1411accf2d6e636f73f2ee0a7f5b.tar.bz2 | |
Added major new capabilities to scheduler (only BURR for now) to support physical register dependency. The BURR scheduler can now backtrace and duplicate instructions in order to avoid "expensive / impossible to copy" values (e.g. status flag EFLAGS for x86) from being clobbered.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@42284 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/CodeGen/SelectionDAG/ScheduleDAGSimple.cpp')
| -rw-r--r-- | lib/CodeGen/SelectionDAG/ScheduleDAGSimple.cpp | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/lib/CodeGen/SelectionDAG/ScheduleDAGSimple.cpp b/lib/CodeGen/SelectionDAG/ScheduleDAGSimple.cpp index 6014fe9..286ef1f 100644 --- a/lib/CodeGen/SelectionDAG/ScheduleDAGSimple.cpp +++ b/lib/CodeGen/SelectionDAG/ScheduleDAGSimple.cpp @@ -697,9 +697,9 @@ void ScheduleDAGSimple::EmitAll() { NodeInfo *NI = Ordering[i]; if (NI->isInGroup()) { NodeGroupIterator NGI(Ordering[i]); - while (NodeInfo *NI = NGI.next()) EmitNode(NI->Node, VRBaseMap); + while (NodeInfo *NI = NGI.next()) EmitNode(NI->Node, 0, VRBaseMap); } else { - EmitNode(NI->Node, VRBaseMap); + EmitNode(NI->Node, 0, VRBaseMap); } } } |