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| author | Andrew Trick <atrick@apple.com> | 2012-07-02 21:55:12 +0000 |
|---|---|---|
| committer | Andrew Trick <atrick@apple.com> | 2012-07-02 21:55:12 +0000 |
| commit | 3d4ed0857437c2bbea4dcabc949d180860433d1d (patch) | |
| tree | 5e4befc170f35d249c614c2ac2857c2351ed44cd /lib/CodeGen/MachineScheduler.cpp | |
| parent | b546613d4361d2b8cdd4e7facb0e89093b8ae532 (diff) | |
| download | llvm-3d4ed0857437c2bbea4dcabc949d180860433d1d.tar.gz llvm-3d4ed0857437c2bbea4dcabc949d180860433d1d.tar.bz2 llvm-3d4ed0857437c2bbea4dcabc949d180860433d1d.tar.xz | |
misched: allow NULL InstrItineraries.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@159599 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/CodeGen/MachineScheduler.cpp')
| -rw-r--r-- | lib/CodeGen/MachineScheduler.cpp | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/lib/CodeGen/MachineScheduler.cpp b/lib/CodeGen/MachineScheduler.cpp index 18e61e0a78..847bf1e76e 100644 --- a/lib/CodeGen/MachineScheduler.cpp +++ b/lib/CodeGen/MachineScheduler.cpp @@ -408,6 +408,7 @@ public: /// getNumMicroOps - Return the number of issue slots required for this MI. unsigned getNumMicroOps(MachineInstr *MI) const { + if (!InstrItins) return 1; int UOps = InstrItins->getNumMicroOps(MI->getDesc().getSchedClass()); return (UOps >= 0) ? UOps : TII->getNumMicroOps(InstrItins, MI); } |