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| author | Andrew Trick <atrick@apple.com> | 2013-08-23 17:48:33 +0000 |
|---|---|---|
| committer | Andrew Trick <atrick@apple.com> | 2013-08-23 17:48:33 +0000 |
| commit | d2763f6ce62eaa497e944331668414e35f3712f3 (patch) | |
| tree | 99dad54e1dfa9dddf225602e60e9ee031b74769e /lib/CodeGen/DFAPacketizer.cpp | |
| parent | f89c7498706185ef7cd974fa3459f2cbdcfba73e (diff) | |
| download | llvm-d2763f6ce62eaa497e944331668414e35f3712f3.tar.gz llvm-d2763f6ce62eaa497e944331668414e35f3712f3.tar.bz2 llvm-d2763f6ce62eaa497e944331668414e35f3712f3.tar.xz | |
mi-sched: Don't call MBB.size() in initSUnits. The driver already has instr count.
This fixes a pathological compile time problem with very large blocks
and lots of scheduling boundaries.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@189116 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/CodeGen/DFAPacketizer.cpp')
| -rw-r--r-- | lib/CodeGen/DFAPacketizer.cpp | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/lib/CodeGen/DFAPacketizer.cpp b/lib/CodeGen/DFAPacketizer.cpp index 840a10128d..6619bcfd19 100644 --- a/lib/CodeGen/DFAPacketizer.cpp +++ b/lib/CodeGen/DFAPacketizer.cpp @@ -160,7 +160,8 @@ void VLIWPacketizerList::PacketizeMIs(MachineBasicBlock *MBB, MachineBasicBlock::iterator EndItr) { assert(VLIWScheduler && "VLIW Scheduler is not initialized!"); VLIWScheduler->startBlock(MBB); - VLIWScheduler->enterRegion(MBB, BeginItr, EndItr, MBB->size()); + VLIWScheduler->enterRegion(MBB, BeginItr, EndItr, + std::distance(BeginItr, EndItr)); VLIWScheduler->schedule(); // Generate MI -> SU map. |