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[IR] Use const_cast to reuse the const version of two BasicBlock methods that are duplicated for both const and non-const. NFC 

Similar is already done for other methods in BasicBlock.

llvm-svn: 292753
This commit is contained in:
Craig Topper 2017-01-22 06:53:04 +00:00
parent f0eb6c6c31
commit 6f8e989b21
2 changed files with 6 additions and 11 deletions
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8
llvm/include/llvm/IR/BasicBlock.h
View File

@ -104,13 +104,17 @@ public:
/// or nullptr it the function does not have a module.
///
/// Note: this is undefined behavior if the block does not have a parent.
const Module *getModule() const;
Module *getModule();
const Module *getModule() const {
return const_cast<BasicBlock *>(this)->getModule();
}
/// \brief Returns the terminator instruction if the block is well formed or
/// null if the block is not well formed.
TerminatorInst *getTerminator();
const TerminatorInst *getTerminator() const;
const TerminatorInst *getTerminator() const {
return const_cast<BasicBlock *>(this)->getTerminator();
}
/// \brief Returns the call instruction calling @llvm.experimental.deoptimize
/// prior to the terminating return instruction of this basic block, if such a

9
llvm/lib/IR/BasicBlock.cpp
View File

@ -113,10 +113,6 @@ void BasicBlock::moveAfter(BasicBlock *MovePos) {
getIterator());
}
const Module *BasicBlock::getModule() const {
return getParent()->getParent();
}
Module *BasicBlock::getModule() {
return getParent()->getParent();
}
@ -126,11 +122,6 @@ TerminatorInst *BasicBlock::getTerminator() {
return dyn_cast<TerminatorInst>(&InstList.back());
}
const TerminatorInst *BasicBlock::getTerminator() const {
if (InstList.empty()) return nullptr;
return dyn_cast<TerminatorInst>(&InstList.back());
}
CallInst *BasicBlock::getTerminatingMustTailCall() {
if (InstList.empty())
return nullptr;