[llvm-commits] [llvm] r155226 - /llvm/trunk/lib/CodeGen/ScheduleDAGInstrs.cpp
Andrew Trick
atrick at apple.com
Fri Apr 20 13:05:22 PDT 2012
Author: atrick
Date: Fri Apr 20 15:05:21 2012
New Revision: 155226
URL: http://llvm.org/viewvc/llvm-project?rev=155226&view=rev
Log:
misched: initialize BB
Modified:
llvm/trunk/lib/CodeGen/ScheduleDAGInstrs.cpp
Modified: llvm/trunk/lib/CodeGen/ScheduleDAGInstrs.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/CodeGen/ScheduleDAGInstrs.cpp?rev=155226&r1=155225&r2=155226&view=diff
==============================================================================
--- llvm/trunk/lib/CodeGen/ScheduleDAGInstrs.cpp (original)
+++ llvm/trunk/lib/CodeGen/ScheduleDAGInstrs.cpp Fri Apr 20 15:05:21 2012
@@ -126,7 +126,8 @@
return 0;
}
-void ScheduleDAGInstrs::startBlock(MachineBasicBlock *BB) {
+void ScheduleDAGInstrs::startBlock(MachineBasicBlock *bb) {
+ BB = bb;
LoopRegs.Deps.clear();
if (MachineLoop *ML = MLI.getLoopFor(BB))
if (BB == ML->getLoopLatch())
@@ -134,6 +135,7 @@
}
void ScheduleDAGInstrs::finishBlock() {
+ BB = 0;
// Nothing to do.
}
@@ -159,7 +161,7 @@
MachineBasicBlock::iterator begin,
MachineBasicBlock::iterator end,
unsigned endcount) {
- BB = bb;
+ assert(bb == BB && "startBlock should set BB");
RegionBegin = begin;
RegionEnd = end;
EndIndex = endcount;
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