#include "llvm/Pass.h"
#include "llvm/Transforms/Utils/BasicBlockUtils.h"
#include "llvm/Transforms/Utils/Local.h"
+#include "llvm/ADT/SmallVector.h"
#include "llvm/ADT/Statistic.h"
#include "llvm/Support/CommandLine.h"
#include "llvm/Target/TargetLowering.h"
void createAbortMessage(Module *M);
void writeAbortMessage(Instruction *IB);
bool insertCheapEHSupport(Function &F);
- void splitLiveRangesLiveAcrossInvokes(std::vector<InvokeInst*> &Invokes);
+ void splitLiveRangesLiveAcrossInvokes(SmallVector<InvokeInst*,16> &Invokes);
void rewriteExpensiveInvoke(InvokeInst *II, unsigned InvokeNo,
AllocaInst *InvokeNum, AllocaInst *StackPtr,
SwitchInst *CatchSwitch);
GlobalVariable *MsgGV = new GlobalVariable(*M, Msg->getType(), true,
GlobalValue::InternalLinkage,
Msg, "abortmsg");
- std::vector<Constant*> GEPIdx(2,
+ SmallVector<Constant*,2> GEPIdx(2,
Constant::getNullValue(Type::getInt32Ty(M->getContext())));
AbortMessage = ConstantExpr::getGetElementPtr(MsgGV, &GEPIdx[0], 2);
} else {
GlobalVariable *MsgGV = new GlobalVariable(*M, Msg->getType(), true,
GlobalValue::InternalLinkage,
Msg, "abortmsg");
- std::vector<Constant*> GEPIdx(2, Constant::getNullValue(
+ SmallVector<Constant*,2> GEPIdx(2, Constant::getNullValue(
Type::getInt32Ty(M->getContext())));
AbortMessage = ConstantExpr::getGetElementPtr(MsgGV, &GEPIdx[0], 2);
}
bool Changed = false;
for (Function::iterator BB = F.begin(), E = F.end(); BB != E; ++BB)
if (InvokeInst *II = dyn_cast<InvokeInst>(BB->getTerminator())) {
- std::vector<Value*> CallArgs(II->op_begin(), II->op_end() - 3);
+ SmallVector<Value*,16> CallArgs(II->op_begin(), II->op_end() - 3);
// Insert a normal call instruction...
CallInst *NewCall = CallInst::Create(II->getCalledValue(),
CallArgs.begin(), CallArgs.end(),
CatchSwitch->addCase(InvokeNoC, II->getUnwindDest());
// Insert a normal call instruction.
- std::vector<Value*> CallArgs(II->op_begin(), II->op_end() - 3);
+ SmallVector<Value*,16> CallArgs(II->op_begin(), II->op_end() - 3);
CallInst *NewCall = CallInst::Create(II->getCalledValue(),
CallArgs.begin(), CallArgs.end(), "",
II);
// across the unwind edge. This process also splits all critical edges
// coming out of invoke's.
void LowerInvoke::
-splitLiveRangesLiveAcrossInvokes(std::vector<InvokeInst*> &Invokes) {
+splitLiveRangesLiveAcrossInvokes(SmallVector<InvokeInst*,16> &Invokes) {
// First step, split all critical edges from invoke instructions.
for (unsigned i = 0, e = Invokes.size(); i != e; ++i) {
InvokeInst *II = Invokes[i];
continue;
// Avoid iterator invalidation by copying users to a temporary vector.
- std::vector<Instruction*> Users;
+ SmallVector<Instruction*,16> Users;
for (Value::use_iterator UI = Inst->use_begin(), E = Inst->use_end();
UI != E; ++UI) {
Instruction *User = cast<Instruction>(*UI);
}
bool LowerInvoke::insertExpensiveEHSupport(Function &F) {
- std::vector<ReturnInst*> Returns;
- std::vector<UnwindInst*> Unwinds;
- std::vector<InvokeInst*> Invokes;
+ SmallVector<ReturnInst*,16> Returns;
+ SmallVector<UnwindInst*,16> Unwinds;
+ SmallVector<InvokeInst*,16> Invokes;
for (Function::iterator BB = F.begin(), E = F.end(); BB != E; ++BB)
if (ReturnInst *RI = dyn_cast<ReturnInst>(BB->getTerminator())) {
new AllocaInst(JBLinkTy, 0, Align,
"jblink", F.begin()->begin());
- std::vector<Value*> Idx;
+ SmallVector<Value*,2> Idx;
Idx.push_back(Constant::getNullValue(Type::getInt32Ty(F.getContext())));
Idx.push_back(ConstantInt::get(Type::getInt32Ty(F.getContext()), 1));
OldJmpBufPtr = GetElementPtrInst::Create(JmpBuf, Idx.begin(), Idx.end(),
// Create the block to do the longjmp.
// Get a pointer to the jmpbuf and longjmp.
- std::vector<Value*> Idx;
+ SmallVector<Value*,2> Idx;
Idx.push_back(Constant::getNullValue(Type::getInt32Ty(F.getContext())));
Idx.push_back(ConstantInt::get(Type::getInt32Ty(F.getContext()), 0));
Idx[0] = GetElementPtrInst::Create(BufPtr, Idx.begin(), Idx.end(), "JmpBuf",