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Remove dead options.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@48556 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Evan Cheng 2008-03-19 22:02:26 +00:00
parent c758209153
commit 55e641b766
2 changed files with 4 additions and 20 deletions

8
lib/Transforms/Scalar/CodeGenPrepare.cpp

@ -30,17 +30,11 @@
#include "llvm/ADT/DenseMap.h"
#include "llvm/ADT/SmallSet.h"
#include "llvm/Support/CallSite.h"
#include "llvm/Support/CommandLine.h"
#include "llvm/Support/Compiler.h"
#include "llvm/Support/Debug.h"
#include "llvm/Support/GetElementPtrTypeIterator.h"
using namespace llvm;
namespace {
cl::opt<bool> OptExtUses("optimize-ext-uses",
cl::init(true), cl::Hidden);
}
namespace {
class VISIBILITY_HIDDEN CodeGenPrepare : public FunctionPass {
/// TLI - Keep a pointer of a TargetLowering to consult for determining
@ -1098,7 +1092,7 @@ bool CodeGenPrepare::OptimizeBlock(BasicBlock &BB) {
MadeChange |= Change;
}
if (OptExtUses && !Change && (isa<ZExtInst>(I) || isa<SExtInst>(I)))
if (!Change && (isa<ZExtInst>(I) || isa<SExtInst>(I)))
MadeChange |= OptimizeExtUses(I);
} else if (CmpInst *CI = dyn_cast<CmpInst>(I)) {
MadeChange |= OptimizeCmpExpression(CI);

16
lib/Transforms/Scalar/LoopStrengthReduce.cpp

@ -34,7 +34,6 @@
#include "llvm/ADT/SmallPtrSet.h"
#include "llvm/ADT/Statistic.h"
#include "llvm/Support/Debug.h"
#include "llvm/Support/CommandLine.h"
#include "llvm/Support/Compiler.h"
#include "llvm/Target/TargetLowering.h"
#include <algorithm>
@ -46,12 +45,6 @@ STATISTIC(NumInserted, "Number of PHIs inserted");
STATISTIC(NumVariable, "Number of PHIs with variable strides");
STATISTIC(NumEliminated , "Number of strides eliminated");
namespace {
// Hidden options for help debugging.
cl::opt<bool> AllowPHIIVReuse("lsr-allow-phi-iv-reuse",
cl::init(true), cl::Hidden);
}
namespace {
struct BasedUser;
@ -997,11 +990,8 @@ bool LoopStrengthReduce::ValidStride(bool HasBaseReg,
AccessTy = SI->getOperand(0)->getType();
else if (LoadInst *LI = dyn_cast<LoadInst>(UsersToProcess[i].Inst))
AccessTy = LI->getType();
else if (isa<PHINode>(UsersToProcess[i].Inst)) {
if (AllowPHIIVReuse)
continue;
return false;
}
else if (isa<PHINode>(UsersToProcess[i].Inst))
continue;
TargetLowering::AddrMode AM;
if (SCEVConstant *SC = dyn_cast<SCEVConstant>(UsersToProcess[i].Imm))
@ -1189,7 +1179,7 @@ SCEVHandle LoopStrengthReduce::CollectIVUsers(const SCEVHandle &Stride,
}
// If this use isn't an address, then not all uses are addresses.
if (!isAddress && !(AllowPHIIVReuse && isPHI))
if (!isAddress && !isPHI)
AllUsesAreAddresses = false;
MoveImmediateValues(TLI, UsersToProcess[i].Inst, UsersToProcess[i].Base,