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| author | Matthias Braun <matze@braunis.de> | 2015-12-01 04:20:06 +0000 |
|---|---|---|
| committer | Matthias Braun <matze@braunis.de> | 2015-12-01 04:20:06 +0000 |
| commit | 50f7f585ed901aa6499273b93a5b14c2cca79560 (patch) | |
| tree | 12af7b2aa4a0c1410aa4ccb89ea7aa056de08cbf /llvm/lib/CodeGen | |
| parent | ba6b225bf9c303f69307f462d5b097623bcff746 (diff) | |
| download | bcm5719-llvm-50f7f585ed901aa6499273b93a5b14c2cca79560.tar.gz bcm5719-llvm-50f7f585ed901aa6499273b93a5b14c2cca79560.zip | |
RegisterPressure: If we do not collect dead defs the list must be empty
llvm-svn: 254372
Diffstat (limited to 'llvm/lib/CodeGen')
| -rw-r--r-- | llvm/lib/CodeGen/RegisterPressure.cpp | 6 |
1 files changed, 1 insertions, 5 deletions
diff --git a/llvm/lib/CodeGen/RegisterPressure.cpp b/llvm/lib/CodeGen/RegisterPressure.cpp index 18002c8fbd5..8eba0edc8bf 100644 --- a/llvm/lib/CodeGen/RegisterPressure.cpp +++ b/llvm/lib/CodeGen/RegisterPressure.cpp @@ -734,11 +734,7 @@ void RegPressureTracker::bumpUpwardPressure(const MachineInstr *MI) { // Account for register pressure similar to RegPressureTracker::recede(). RegisterOperands RegOpers; RegOpers.collect(*MI, *TRI, *MRI, /*IgnoreDead=*/true); - - // Boost max pressure for all dead defs together. - // Since CurrSetPressure and MaxSetPressure - increaseRegPressure(RegOpers.DeadDefs); - decreaseRegPressure(RegOpers.DeadDefs); + assert(RegOpers.DeadDefs.size() == 0); // Kill liveness at live defs. for (unsigned i = 0, e = RegOpers.Defs.size(); i < e; ++i) { |
