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Remove an unnnecessary LLVMContext argument in

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ConstantFoldLoadThroughGEPConstantExpr.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@83311 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Dan Gohman 2009-10-05 16:36:26 +00:00
parent e41a115e6a
commit c6f69e94fa
6 changed files with 9 additions and 15 deletions
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3
include/llvm/Analysis/ConstantFolding.h
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@ -66,8 +66,7 @@ Constant *ConstantFoldCompareInstOperands(unsigned Predicate,
/// ConstantFoldLoadThroughGEPConstantExpr - Given a constant and a
/// getelementptr constantexpr, return the constant value being addressed by the
/// constant expression, or null if something is funny and we can't decide.
Constant *ConstantFoldLoadThroughGEPConstantExpr(Constant *C, ConstantExpr *CE,
LLVMContext &Context);
Constant *ConstantFoldLoadThroughGEPConstantExpr(Constant *C, ConstantExpr *CE);
/// canConstantFoldCallTo - Return true if its even possible to fold a call to
/// the specified function.

3
lib/Analysis/ConstantFolding.cpp
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@ -606,8 +606,7 @@ Constant *llvm::ConstantFoldCompareInstOperands(unsigned Predicate,
/// getelementptr constantexpr, return the constant value being addressed by the
/// constant expression, or null if something is funny and we can't decide.
Constant *llvm::ConstantFoldLoadThroughGEPConstantExpr(Constant *C,
ConstantExpr *CE,
LLVMContext &Context) {
ConstantExpr *CE) {
if (CE->getOperand(1) != Constant::getNullValue(CE->getOperand(1)->getType()))
return 0; // Do not allow stepping over the value!

10
lib/Transforms/IPO/GlobalOpt.cpp
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@ -304,7 +304,7 @@ static bool CleanupConstantGlobalUsers(Value *V, Constant *Init,
if (CE->getOpcode() == Instruction::GetElementPtr) {
Constant *SubInit = 0;
if (Init)
SubInit = ConstantFoldLoadThroughGEPConstantExpr(Init, CE, Context);
SubInit = ConstantFoldLoadThroughGEPConstantExpr(Init, CE);
Changed |= CleanupConstantGlobalUsers(CE, SubInit, Context);
} else if (CE->getOpcode() == Instruction::BitCast &&
isa<PointerType>(CE->getType())) {
@ -325,7 +325,7 @@ static bool CleanupConstantGlobalUsers(Value *V, Constant *Init,
ConstantExpr *CE =
dyn_cast_or_null<ConstantExpr>(ConstantFoldInstruction(GEP, Context));
if (Init && CE && CE->getOpcode() == Instruction::GetElementPtr)
SubInit = ConstantFoldLoadThroughGEPConstantExpr(Init, CE, Context);
SubInit = ConstantFoldLoadThroughGEPConstantExpr(Init, CE);
}
Changed |= CleanupConstantGlobalUsers(GEP, SubInit, Context);
@ -2475,8 +2475,7 @@ static bool isSimpleEnoughPointerToCommit(Constant *C, LLVMContext &Context) {
if (!CE->isGEPWithNoNotionalOverIndexing())
return false;
return ConstantFoldLoadThroughGEPConstantExpr(GV->getInitializer(), CE,
Context);
return ConstantFoldLoadThroughGEPConstantExpr(GV->getInitializer(), CE);
}
return false;
}
@ -2588,8 +2587,7 @@ static Constant *ComputeLoadResult(Constant *P,
isa<GlobalVariable>(CE->getOperand(0))) {
GlobalVariable *GV = cast<GlobalVariable>(CE->getOperand(0));
if (GV->hasDefinitiveInitializer())
return ConstantFoldLoadThroughGEPConstantExpr(GV->getInitializer(), CE,
Context);
return ConstantFoldLoadThroughGEPConstantExpr(GV->getInitializer(), CE);
}
return 0; // don't know how to evaluate.

3
lib/Transforms/Scalar/InstructionCombining.cpp
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@ -11439,8 +11439,7 @@ Instruction *InstCombiner::visitLoadInst(LoadInst &LI) {
if (GlobalVariable *GV = dyn_cast<GlobalVariable>(CE->getOperand(0)))
if (GV->isConstant() && GV->hasDefinitiveInitializer())
if (Constant *V =
ConstantFoldLoadThroughGEPConstantExpr(GV->getInitializer(), CE,
*Context))
ConstantFoldLoadThroughGEPConstantExpr(GV->getInitializer(), CE))
return ReplaceInstUsesWith(LI, V);
if (CE->getOperand(0)->isNullValue()) {
// Insert a new store to null instruction before the load to indicate

3
lib/Transforms/Scalar/SCCP.cpp
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@ -1162,8 +1162,7 @@ void SCCPSolver::visitLoadInst(LoadInst &I) {
if (GlobalVariable *GV = dyn_cast<GlobalVariable>(CE->getOperand(0)))
if (GV->isConstant() && GV->hasDefinitiveInitializer())
if (Constant *V =
ConstantFoldLoadThroughGEPConstantExpr(GV->getInitializer(), CE,
*Context)) {
ConstantFoldLoadThroughGEPConstantExpr(GV->getInitializer(), CE)) {
markConstant(IV, &I, V);
return;
}

2
lib/Transforms/Utils/CloneFunction.cpp
View File

@ -346,7 +346,7 @@ ConstantFoldMappedInstruction(const Instruction *I) {
if (GlobalVariable *GV = dyn_cast<GlobalVariable>(CE->getOperand(0)))
if (GV->isConstant() && GV->hasDefinitiveInitializer())
return ConstantFoldLoadThroughGEPConstantExpr(GV->getInitializer(),
CE, Context);
CE);
return ConstantFoldInstOperands(I->getOpcode(), I->getType(), &Ops[0],
Ops.size(), Context, TD);