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Change the signature of replaceUsesOfWithOnConstant. The bool was always

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true dynamically.  Finally, pass the Use* that replaceAllUsesWith has into
the method for future use.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@23626 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2005-10-04 18:13:04 +00:00
parent 40cdedecf5
commit d0ff1adbdb
3 changed files with 14 additions and 37 deletions
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44
lib/VMCore/Constants.cpp
View File

@ -815,14 +815,6 @@ void ConstantAggregateZero::destroyConstant() {
destroyConstantImpl();
}
void ConstantAggregateZero::replaceUsesOfWithOnConstant(Value *From, Value *To,
bool DisableChecking) {
assert(0 && "No uses!");
abort();
}
//---- ConstantArray::get() implementation...
//
namespace llvm {
@ -1395,7 +1387,7 @@ const char *ConstantExpr::getOpcodeName() const {
// replaceUsesOfWithOnConstant implementations
void ConstantArray::replaceUsesOfWithOnConstant(Value *From, Value *To,
bool DisableChecking) {
Use *U) {
assert(isa<Constant>(To) && "Cannot make Constant refer to non-constant!");
Constant *ToC = cast<Constant>(To);
@ -1448,18 +1440,15 @@ void ConstantArray::replaceUsesOfWithOnConstant(Value *From, Value *To,
// Otherwise, I do need to replace this with an existing value.
assert(Replacement != this && "I didn't contain From!");
// Everyone using this now uses the replacement...
if (DisableChecking)
uncheckedReplaceAllUsesWith(Replacement);
else
replaceAllUsesWith(Replacement);
// Everyone using this now uses the replacement.
uncheckedReplaceAllUsesWith(Replacement);
// Delete the old constant!
destroyConstant();
}
void ConstantStruct::replaceUsesOfWithOnConstant(Value *From, Value *To,
bool DisableChecking) {
Use *U) {
assert(isa<Constant>(To) && "Cannot make Constant refer to non-constant!");
Constant *ToC = cast<Constant>(To);
@ -1511,18 +1500,15 @@ void ConstantStruct::replaceUsesOfWithOnConstant(Value *From, Value *To,
assert(Replacement != this && "I didn't contain From!");
// Everyone using this now uses the replacement...
if (DisableChecking)
uncheckedReplaceAllUsesWith(Replacement);
else
replaceAllUsesWith(Replacement);
// Everyone using this now uses the replacement.
uncheckedReplaceAllUsesWith(Replacement);
// Delete the old constant!
destroyConstant();
}
void ConstantPacked::replaceUsesOfWithOnConstant(Value *From, Value *To,
bool DisableChecking) {
Use *U) {
assert(isa<Constant>(To) && "Cannot make Constant refer to non-constant!");
std::vector<Constant*> Values;
@ -1536,18 +1522,15 @@ void ConstantPacked::replaceUsesOfWithOnConstant(Value *From, Value *To,
Constant *Replacement = ConstantPacked::get(getType(), Values);
assert(Replacement != this && "I didn't contain From!");
// Everyone using this now uses the replacement...
if (DisableChecking)
uncheckedReplaceAllUsesWith(Replacement);
else
replaceAllUsesWith(Replacement);
// Everyone using this now uses the replacement.
uncheckedReplaceAllUsesWith(Replacement);
// Delete the old constant!
destroyConstant();
}
void ConstantExpr::replaceUsesOfWithOnConstant(Value *From, Value *ToV,
bool DisableChecking) {
Use *U) {
assert(isa<Constant>(ToV) && "Cannot make Constant refer to non-constant!");
Constant *To = cast<Constant>(ToV);
@ -1588,11 +1571,8 @@ void ConstantExpr::replaceUsesOfWithOnConstant(Value *From, Value *ToV,
assert(Replacement != this && "I didn't contain From!");
// Everyone using this now uses the replacement...
if (DisableChecking)
uncheckedReplaceAllUsesWith(Replacement);
else
replaceAllUsesWith(Replacement);
// Everyone using this now uses the replacement.
uncheckedReplaceAllUsesWith(Replacement);
// Delete the old constant!
destroyConstant();

5
lib/VMCore/Globals.cpp
View File

@ -108,7 +108,7 @@ void GlobalVariable::eraseFromParent() {
}
void GlobalVariable::replaceUsesOfWithOnConstant(Value *From, Value *To,
bool DisableChecking) {
Use *U) {
// If you call this, then you better know this GVar has a constant
// initializer worth replacing. Enforce that here.
assert(getNumOperands() == 1 &&
@ -126,6 +126,3 @@ void GlobalVariable::replaceUsesOfWithOnConstant(Value *From, Value *To,
// Okay, preconditions out of the way, replace the constant initializer.
this->setOperand(0, cast<Constant>(To));
}
// vim: sw=2 ai

2
lib/VMCore/Value.cpp
View File

@ -141,7 +141,7 @@ void Value::uncheckedReplaceAllUsesWith(Value *New) {
// constant!
if (Constant *C = dyn_cast<Constant>(U.getUser())) {
if (!isa<GlobalValue>(C))
C->replaceUsesOfWithOnConstant(this, New, true);
C->replaceUsesOfWithOnConstant(this, New, &U);
else
U.set(New);
} else {