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authorMichael Ilseman <milseman@apple.com>2012-09-17 18:31:15 +0000
committerMichael Ilseman <milseman@apple.com>2012-09-17 18:31:15 +0000
commit8dcc99496d9e32e13e30d6579b7af05f19e7c8d8 (patch)
tree0a6d83963a412f6f3545a605923c3dcc89b40765 /lib/CodeGen/MachineInstrBundle.cpp
parent2b9430243373768d5baba046a8c344cce96749a5 (diff)
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Increase the static sizes of some SmallSets. finalizeBundle() is very frequently called for some backends, and growing into an std::set is overkill for these numbers.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@164044 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/CodeGen/MachineInstrBundle.cpp')
-rw-r--r--lib/CodeGen/MachineInstrBundle.cpp8
1 files changed, 4 insertions, 4 deletions
diff --git a/lib/CodeGen/MachineInstrBundle.cpp b/lib/CodeGen/MachineInstrBundle.cpp
index 7d49e73f99..1f7fbfc719 100644
--- a/lib/CodeGen/MachineInstrBundle.cpp
+++ b/lib/CodeGen/MachineInstrBundle.cpp
@@ -109,10 +109,10 @@ void llvm::finalizeBundle(MachineBasicBlock &MBB,
MachineInstrBuilder MIB = BuildMI(MBB, FirstMI, FirstMI->getDebugLoc(),
TII->get(TargetOpcode::BUNDLE));
- SmallVector<unsigned, 8> LocalDefs;
- SmallSet<unsigned, 8> LocalDefSet;
+ SmallVector<unsigned, 32> LocalDefs;
+ SmallSet<unsigned, 32> LocalDefSet;
SmallSet<unsigned, 8> DeadDefSet;
- SmallSet<unsigned, 8> KilledDefSet;
+ SmallSet<unsigned, 16> KilledDefSet;
SmallVector<unsigned, 8> ExternUses;
SmallSet<unsigned, 8> ExternUseSet;
SmallSet<unsigned, 8> KilledUseSet;
@@ -181,7 +181,7 @@ void llvm::finalizeBundle(MachineBasicBlock &MBB,
Defs.clear();
}
- SmallSet<unsigned, 8> Added;
+ SmallSet<unsigned, 32> Added;
for (unsigned i = 0, e = LocalDefs.size(); i != e; ++i) {
unsigned Reg = LocalDefs[i];
if (Added.insert(Reg)) {