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| author | Bob Wilson <bob.wilson@apple.com> | 2010-07-24 06:01:53 +0000 |
|---|---|---|
| committer | Bob Wilson <bob.wilson@apple.com> | 2010-07-24 06:01:53 +0000 |
| commit | bb84fece36a6b5e1e9dfaeacbb91378d5ff75f4e (patch) | |
| tree | a07e775122873e7024223d22eaad9d5e99c6d11c /lib/CodeGen/ScheduleDAGInstrs.cpp | |
| parent | 6c8121125d1d2f5a37b9f19b1d17652f4e29c497 (diff) | |
| download | external_llvm-bb84fece36a6b5e1e9dfaeacbb91378d5ff75f4e.tar.gz external_llvm-bb84fece36a6b5e1e9dfaeacbb91378d5ff75f4e.tar.bz2 external_llvm-bb84fece36a6b5e1e9dfaeacbb91378d5ff75f4e.zip | |
Change ScheduleDAGInstrs::Defs and ::Uses to be variable-size vectors
instead of fixed size arrays, so that increasing FirstVirtualRegister to 16K
won't cause a compile time performance regression.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@109330 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/CodeGen/ScheduleDAGInstrs.cpp')
| -rw-r--r-- | lib/CodeGen/ScheduleDAGInstrs.cpp | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/lib/CodeGen/ScheduleDAGInstrs.cpp b/lib/CodeGen/ScheduleDAGInstrs.cpp index 40670da56e..ea93dd5c66 100644 --- a/lib/CodeGen/ScheduleDAGInstrs.cpp +++ b/lib/CodeGen/ScheduleDAGInstrs.cpp @@ -32,7 +32,8 @@ using namespace llvm; ScheduleDAGInstrs::ScheduleDAGInstrs(MachineFunction &mf, const MachineLoopInfo &mli, const MachineDominatorTree &mdt) - : ScheduleDAG(mf), MLI(mli), MDT(mdt), LoopRegs(MLI, MDT) { + : ScheduleDAG(mf), MLI(mli), MDT(mdt), Defs(TRI->getNumRegs()), + Uses(TRI->getNumRegs()), LoopRegs(MLI, MDT) { MFI = mf.getFrameInfo(); DbgValueVec.clear(); } |