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| author | Alexey Samsonov <samsonov@google.com> | 2014-04-30 22:17:38 +0000 |
|---|---|---|
| committer | Alexey Samsonov <samsonov@google.com> | 2014-04-30 22:17:38 +0000 |
| commit | f74bde67353df69385c266cee3ba310fa0392d90 (patch) | |
| tree | b01771b350e1da9149ee2d0e5c95208bd3b1ff8e /llvm/lib/CodeGen/PHIElimination.cpp | |
| parent | 3282af13d4f991235c43f5837252c546db24f7a8 (diff) | |
| download | llvm-f74bde67353df69385c266cee3ba310fa0392d90.zip llvm-f74bde67353df69385c266cee3ba310fa0392d90.tar.gz llvm-f74bde67353df69385c266cee3ba310fa0392d90.tar.bz2 | |
Convert more loops to range-based equivalents
llvm-svn: 207714
Diffstat (limited to 'llvm/lib/CodeGen/PHIElimination.cpp')
| -rw-r--r-- | llvm/lib/CodeGen/PHIElimination.cpp | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/llvm/lib/CodeGen/PHIElimination.cpp b/llvm/lib/CodeGen/PHIElimination.cpp index 65f4c72..c8d0819 100644 --- a/llvm/lib/CodeGen/PHIElimination.cpp +++ b/llvm/lib/CodeGen/PHIElimination.cpp @@ -533,11 +533,13 @@ void PHIElimination::LowerPHINode(MachineBasicBlock &MBB, /// void PHIElimination::analyzePHINodes(const MachineFunction& MF) { for (const auto &MBB : MF) - for (MachineBasicBlock::const_iterator BBI = MBB.begin(), BBE = MBB.end(); - BBI != BBE && BBI->isPHI(); ++BBI) - for (unsigned i = 1, e = BBI->getNumOperands(); i != e; i += 2) - ++VRegPHIUseCount[BBVRegPair(BBI->getOperand(i+1).getMBB()->getNumber(), - BBI->getOperand(i).getReg())]; + for (const auto &BBI : MBB) { + if (!BBI.isPHI()) + break; + for (unsigned i = 1, e = BBI.getNumOperands(); i != e; i += 2) + ++VRegPHIUseCount[BBVRegPair(BBI.getOperand(i+1).getMBB()->getNumber(), + BBI.getOperand(i).getReg())]; + } } bool PHIElimination::SplitPHIEdges(MachineFunction &MF, |