diff options
Diffstat (limited to 'contrib/llvm/lib/CodeGen/MachineCSE.cpp')
| -rw-r--r-- | contrib/llvm/lib/CodeGen/MachineCSE.cpp | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/contrib/llvm/lib/CodeGen/MachineCSE.cpp b/contrib/llvm/lib/CodeGen/MachineCSE.cpp index 0766f46..582ff13 100644 --- a/contrib/llvm/lib/CodeGen/MachineCSE.cpp +++ b/contrib/llvm/lib/CodeGen/MachineCSE.cpp @@ -13,7 +13,6 @@ // //===----------------------------------------------------------------------===// -#include "llvm/CodeGen/Passes.h" #include "llvm/ADT/DenseMap.h" #include "llvm/ADT/ScopedHashTable.h" #include "llvm/ADT/SmallSet.h" @@ -22,6 +21,7 @@ #include "llvm/CodeGen/MachineDominators.h" #include "llvm/CodeGen/MachineInstr.h" #include "llvm/CodeGen/MachineRegisterInfo.h" +#include "llvm/CodeGen/Passes.h" #include "llvm/Support/Debug.h" #include "llvm/Support/RecyclingAllocator.h" #include "llvm/Support/raw_ostream.h" @@ -108,12 +108,12 @@ namespace { char MachineCSE::ID = 0; char &llvm::MachineCSEID = MachineCSE::ID; -INITIALIZE_PASS_BEGIN(MachineCSE, "machine-cse", - "Machine Common Subexpression Elimination", false, false) +INITIALIZE_PASS_BEGIN(MachineCSE, DEBUG_TYPE, + "Machine Common Subexpression Elimination", false, false) INITIALIZE_PASS_DEPENDENCY(MachineDominatorTree) INITIALIZE_PASS_DEPENDENCY(AAResultsWrapperPass) -INITIALIZE_PASS_END(MachineCSE, "machine-cse", - "Machine Common Subexpression Elimination", false, false) +INITIALIZE_PASS_END(MachineCSE, DEBUG_TYPE, + "Machine Common Subexpression Elimination", false, false) /// The source register of a COPY machine instruction can be propagated to all /// its users, and this propagation could increase the probability of finding @@ -180,8 +180,8 @@ MachineCSE::isPhysDefTriviallyDead(unsigned Reg, I = skipDebugInstructionsForward(I, E); if (I == E) - // Reached end of block, register is obviously dead. - return true; + // Reached end of block, we don't know if register is dead or not. + return false; bool SeenDef = false; for (const MachineOperand &MO : I->operands()) { |
