diff options
Diffstat (limited to 'llvm/lib')
-rw-r--r-- | llvm/lib/Transforms/Utils/BasicBlockUtils.cpp | 34 | ||||
-rw-r--r-- | llvm/lib/VMCore/BasicBlock.cpp | 22 |
2 files changed, 28 insertions, 28 deletions
diff --git a/llvm/lib/Transforms/Utils/BasicBlockUtils.cpp b/llvm/lib/Transforms/Utils/BasicBlockUtils.cpp index bf1e3612b26..efaf22d459a 100644 --- a/llvm/lib/Transforms/Utils/BasicBlockUtils.cpp +++ b/llvm/lib/Transforms/Utils/BasicBlockUtils.cpp @@ -20,9 +20,9 @@ #include <algorithm> using namespace llvm; -// ReplaceInstWithValue - Replace all uses of an instruction (specified by BI) -// with a value, then remove and delete the original instruction. -// +/// ReplaceInstWithValue - Replace all uses of an instruction (specified by BI) +/// with a value, then remove and delete the original instruction. +/// void llvm::ReplaceInstWithValue(BasicBlock::InstListType &BIL, BasicBlock::iterator &BI, Value *V) { Instruction &I = *BI; @@ -40,10 +40,10 @@ void llvm::ReplaceInstWithValue(BasicBlock::InstListType &BIL, } -// ReplaceInstWithInst - Replace the instruction specified by BI with the -// instruction specified by I. The original instruction is deleted and BI is -// updated to point to the new instruction. -// +/// ReplaceInstWithInst - Replace the instruction specified by BI with the +/// instruction specified by I. The original instruction is deleted and BI is +/// updated to point to the new instruction. +/// void llvm::ReplaceInstWithInst(BasicBlock::InstListType &BIL, BasicBlock::iterator &BI, Instruction *I) { assert(I->getParent() == 0 && @@ -59,21 +59,21 @@ void llvm::ReplaceInstWithInst(BasicBlock::InstListType &BIL, BI = New; } -// ReplaceInstWithInst - Replace the instruction specified by From with the -// instruction specified by To. -// +/// ReplaceInstWithInst - Replace the instruction specified by From with the +/// instruction specified by To. +/// void llvm::ReplaceInstWithInst(Instruction *From, Instruction *To) { BasicBlock::iterator BI(From); ReplaceInstWithInst(From->getParent()->getInstList(), BI, To); } -// RemoveSuccessor - Change the specified terminator instruction such that its -// successor #SuccNum no longer exists. Because this reduces the outgoing -// degree of the current basic block, the actual terminator instruction itself -// may have to be changed. In the case where the last successor of the block is -// deleted, a return instruction is inserted in its place which can cause a -// surprising change in program behavior if it is not expected. -// +/// RemoveSuccessor - Change the specified terminator instruction such that its +/// successor #SuccNum no longer exists. Because this reduces the outgoing +/// degree of the current basic block, the actual terminator instruction itself +/// may have to be changed. In the case where the last successor of the block is +/// deleted, a return instruction is inserted in its place which can cause a +/// surprising change in program behavior if it is not expected. +/// void llvm::RemoveSuccessor(TerminatorInst *TI, unsigned SuccNum) { assert(SuccNum < TI->getNumSuccessors() && "Trying to remove a nonexistant successor!"); diff --git a/llvm/lib/VMCore/BasicBlock.cpp b/llvm/lib/VMCore/BasicBlock.cpp index 95eab23edff..65ba49a837f 100644 --- a/llvm/lib/VMCore/BasicBlock.cpp +++ b/llvm/lib/VMCore/BasicBlock.cpp @@ -195,17 +195,17 @@ void BasicBlock::removePredecessor(BasicBlock *Pred, } -// splitBasicBlock - This splits a basic block into two at the specified -// instruction. Note that all instructions BEFORE the specified iterator stay -// as part of the original basic block, an unconditional branch is added to -// the new BB, and the rest of the instructions in the BB are moved to the new -// BB, including the old terminator. This invalidates the iterator. -// -// Note that this only works on well formed basic blocks (must have a -// terminator), and 'I' must not be the end of instruction list (which would -// cause a degenerate basic block to be formed, having a terminator inside of -// the basic block). -// +/// splitBasicBlock - This splits a basic block into two at the specified +/// instruction. Note that all instructions BEFORE the specified iterator stay +/// as part of the original basic block, an unconditional branch is added to +/// the new BB, and the rest of the instructions in the BB are moved to the new +/// BB, including the old terminator. This invalidates the iterator. +/// +/// Note that this only works on well formed basic blocks (must have a +/// terminator), and 'I' must not be the end of instruction list (which would +/// cause a degenerate basic block to be formed, having a terminator inside of +/// the basic block). +/// BasicBlock *BasicBlock::splitBasicBlock(iterator I, const std::string &BBName) { assert(getTerminator() && "Can't use splitBasicBlock on degenerate BB!"); assert(I != InstList.end() && |