//
//===----------------------------------------------------------------------===//
-#include "llvm/BasicBlock.h"
#include "llvm/Constants.h"
#include "llvm/DerivedTypes.h"
#include "llvm/Function.h"
#include "llvm/Instructions.h"
-#include "llvm/ParameterAttributes.h"
#include "llvm/Support/CallSite.h"
#include "llvm/Support/ConstantRange.h"
#include "llvm/Support/MathExtras.h"
// CallSite Class
//===----------------------------------------------------------------------===//
+#define CALLSITE_DELEGATE_GETTER(METHOD) \
+ Instruction *II(getInstruction()); \
+ return isCall() \
+ ? cast<CallInst>(II)->METHOD \
+ : cast<InvokeInst>(II)->METHOD
+
+#define CALLSITE_DELEGATE_SETTER(METHOD) \
+ Instruction *II(getInstruction()); \
+ if (isCall()) \
+ cast<CallInst>(II)->METHOD; \
+ else \
+ cast<InvokeInst>(II)->METHOD
+
CallSite::CallSite(Instruction *C) {
assert((isa<CallInst>(C) || isa<InvokeInst>(C)) && "Not a call!");
- I = C;
+ I.setPointer(C);
+ I.setInt(isa<CallInst>(C));
}
unsigned CallSite::getCallingConv() const {
- if (CallInst *CI = dyn_cast<CallInst>(I))
- return CI->getCallingConv();
- else
- return cast<InvokeInst>(I)->getCallingConv();
+ CALLSITE_DELEGATE_GETTER(getCallingConv());
}
void CallSite::setCallingConv(unsigned CC) {
- if (CallInst *CI = dyn_cast<CallInst>(I))
- CI->setCallingConv(CC);
- else
- cast<InvokeInst>(I)->setCallingConv(CC);
+ CALLSITE_DELEGATE_SETTER(setCallingConv(CC));
}
-const ParamAttrsList* CallSite::getParamAttrs() const {
- if (CallInst *CI = dyn_cast<CallInst>(I))
- return CI->getParamAttrs();
- else
- return cast<InvokeInst>(I)->getParamAttrs();
+const AttrListPtr &CallSite::getAttributes() const {
+ CALLSITE_DELEGATE_GETTER(getAttributes());
}
-void CallSite::setParamAttrs(const ParamAttrsList *PAL) {
- if (CallInst *CI = dyn_cast<CallInst>(I))
- CI->setParamAttrs(PAL);
- else
- cast<InvokeInst>(I)->setParamAttrs(PAL);
+void CallSite::setAttributes(const AttrListPtr &PAL) {
+ CALLSITE_DELEGATE_SETTER(setAttributes(PAL));
}
-bool CallSite::paramHasAttr(uint16_t i, unsigned attr) const {
- if (CallInst *CI = dyn_cast<CallInst>(I))
- return CI->paramHasAttr(i, (ParameterAttributes)attr);
- else
- return cast<InvokeInst>(I)->paramHasAttr(i, (ParameterAttributes)attr);
+bool CallSite::paramHasAttr(uint16_t i, Attributes attr) const {
+ CALLSITE_DELEGATE_GETTER(paramHasAttr(i, attr));
+}
+uint16_t CallSite::getParamAlignment(uint16_t i) const {
+ CALLSITE_DELEGATE_GETTER(getParamAlignment(i));
}
bool CallSite::doesNotAccessMemory() const {
- if (CallInst *CI = dyn_cast<CallInst>(I))
- return CI->doesNotAccessMemory();
- else
- return cast<InvokeInst>(I)->doesNotAccessMemory();
+ CALLSITE_DELEGATE_GETTER(doesNotAccessMemory());
+}
+void CallSite::setDoesNotAccessMemory(bool doesNotAccessMemory) {
+ CALLSITE_DELEGATE_SETTER(setDoesNotAccessMemory(doesNotAccessMemory));
}
bool CallSite::onlyReadsMemory() const {
- if (CallInst *CI = dyn_cast<CallInst>(I))
- return CI->onlyReadsMemory();
- else
- return cast<InvokeInst>(I)->onlyReadsMemory();
+ CALLSITE_DELEGATE_GETTER(onlyReadsMemory());
+}
+void CallSite::setOnlyReadsMemory(bool onlyReadsMemory) {
+ CALLSITE_DELEGATE_SETTER(setOnlyReadsMemory(onlyReadsMemory));
+}
+bool CallSite::doesNotReturn() const {
+ CALLSITE_DELEGATE_GETTER(doesNotReturn());
+}
+void CallSite::setDoesNotReturn(bool doesNotReturn) {
+ CALLSITE_DELEGATE_SETTER(setDoesNotReturn(doesNotReturn));
}
bool CallSite::doesNotThrow() const {
- if (CallInst *CI = dyn_cast<CallInst>(I))
- return CI->doesNotThrow();
- else
- return cast<InvokeInst>(I)->doesNotThrow();
+ CALLSITE_DELEGATE_GETTER(doesNotThrow());
}
void CallSite::setDoesNotThrow(bool doesNotThrow) {
- if (CallInst *CI = dyn_cast<CallInst>(I))
- CI->setDoesNotThrow(doesNotThrow);
- else
- cast<InvokeInst>(I)->setDoesNotThrow(doesNotThrow);
+ CALLSITE_DELEGATE_SETTER(setDoesNotThrow(doesNotThrow));
}
+bool CallSite::hasArgument(const Value *Arg) const {
+ for (arg_iterator AI = this->arg_begin(), E = this->arg_end(); AI != E; ++AI)
+ if (AI->get() == Arg)
+ return true;
+ return false;
+}
+
+#undef CALLSITE_DELEGATE_GETTER
+#undef CALLSITE_DELEGATE_SETTER
+
//===----------------------------------------------------------------------===//
// TerminatorInst Class
//===----------------------------------------------------------------------===//
TerminatorInst::~TerminatorInst() {
}
+//===----------------------------------------------------------------------===//
+// UnaryInstruction Class
+//===----------------------------------------------------------------------===//
+
// Out of line virtual method, so the vtable, etc has a home.
UnaryInstruction::~UnaryInstruction() {
}
+//===----------------------------------------------------------------------===//
+// SelectInst Class
+//===----------------------------------------------------------------------===//
+
+/// areInvalidOperands - Return a string if the specified operands are invalid
+/// for a select operation, otherwise return null.
+const char *SelectInst::areInvalidOperands(Value *Op0, Value *Op1, Value *Op2) {
+ if (Op1->getType() != Op2->getType())
+ return "both values to select must have same type";
+
+ if (const VectorType *VT = dyn_cast<VectorType>(Op0->getType())) {
+ // Vector select.
+ if (VT->getElementType() != Type::Int1Ty)
+ return "vector select condition element type must be i1";
+ const VectorType *ET = dyn_cast<VectorType>(Op1->getType());
+ if (ET == 0)
+ return "selected values for vector select must be vectors";
+ if (ET->getNumElements() != VT->getNumElements())
+ return "vector select requires selected vectors to have "
+ "the same vector length as select condition";
+ } else if (Op0->getType() != Type::Int1Ty) {
+ return "select condition must be i1 or <n x i1>";
+ }
+ return 0;
+}
+
//===----------------------------------------------------------------------===//
// PHINode Class
PHINode::PHINode(const PHINode &PN)
: Instruction(PN.getType(), Instruction::PHI,
- new Use[PN.getNumOperands()], PN.getNumOperands()),
+ allocHungoffUses(PN.getNumOperands()), PN.getNumOperands()),
ReservedSpace(PN.getNumOperands()) {
Use *OL = OperandList;
for (unsigned i = 0, e = PN.getNumOperands(); i != e; i+=2) {
- OL[i].init(PN.getOperand(i), this);
- OL[i+1].init(PN.getOperand(i+1), this);
+ OL[i] = PN.getOperand(i);
+ OL[i+1] = PN.getOperand(i+1);
}
}
PHINode::~PHINode() {
- delete [] OperandList;
+ if (OperandList)
+ dropHungoffUses(OperandList);
}
// removeIncomingValue - Remove an incoming value. This is useful if a
/// 3. If NumOps == NumOperands, trim the reserved space.
///
void PHINode::resizeOperands(unsigned NumOps) {
+ unsigned e = getNumOperands();
if (NumOps == 0) {
- NumOps = (getNumOperands())*3/2;
+ NumOps = e*3/2;
if (NumOps < 4) NumOps = 4; // 4 op PHI nodes are VERY common.
} else if (NumOps*2 > NumOperands) {
// No resize needed.
}
ReservedSpace = NumOps;
- Use *NewOps = new Use[NumOps];
Use *OldOps = OperandList;
- for (unsigned i = 0, e = getNumOperands(); i != e; ++i) {
- NewOps[i].init(OldOps[i], this);
- OldOps[i].set(0);
- }
- delete [] OldOps;
+ Use *NewOps = allocHungoffUses(NumOps);
+ std::copy(OldOps, OldOps + e, NewOps);
OperandList = NewOps;
+ if (OldOps) Use::zap(OldOps, OldOps + e, true);
}
/// hasConstantValue - If the specified PHI node always merges together the same
///
Value *PHINode::hasConstantValue(bool AllowNonDominatingInstruction) const {
// If the PHI node only has one incoming value, eliminate the PHI node...
- if (getNumIncomingValues() == 1)
+ if (getNumIncomingValues() == 1) {
if (getIncomingValue(0) != this) // not X = phi X
return getIncomingValue(0);
else
return UndefValue::get(getType()); // Self cycle is dead.
+ }
// Otherwise if all of the incoming values are the same for the PHI, replace
// the PHI node with the incoming value.
Value *InVal = 0;
bool HasUndefInput = false;
for (unsigned i = 0, e = getNumIncomingValues(); i != e; ++i)
- if (isa<UndefValue>(getIncomingValue(i)))
+ if (isa<UndefValue>(getIncomingValue(i))) {
HasUndefInput = true;
- else if (getIncomingValue(i) != this) // Not the PHI node itself...
+ } else if (getIncomingValue(i) != this) { // Not the PHI node itself...
if (InVal && getIncomingValue(i) != InVal)
return 0; // Not the same, bail out.
else
InVal = getIncomingValue(i);
+ }
// The only case that could cause InVal to be null is if we have a PHI node
// that only has entries for itself. In this case, there is no entry into the
//===----------------------------------------------------------------------===//
CallInst::~CallInst() {
- delete [] OperandList;
- if (ParamAttrs)
- ParamAttrs->dropRef();
}
void CallInst::init(Value *Func, Value* const *Params, unsigned NumParams) {
- ParamAttrs = 0;
- NumOperands = NumParams+1;
- Use *OL = OperandList = new Use[NumParams+1];
- OL[0].init(Func, this);
+ assert(NumOperands == NumParams+1 && "NumOperands not set up?");
+ Use *OL = OperandList;
+ OL[0] = Func;
const FunctionType *FTy =
cast<FunctionType>(cast<PointerType>(Func->getType())->getElementType());
assert((i >= FTy->getNumParams() ||
FTy->getParamType(i) == Params[i]->getType()) &&
"Calling a function with a bad signature!");
- OL[i+1].init(Params[i], this);
+ OL[i+1] = Params[i];
}
}
void CallInst::init(Value *Func, Value *Actual1, Value *Actual2) {
- ParamAttrs = 0;
- NumOperands = 3;
- Use *OL = OperandList = new Use[3];
- OL[0].init(Func, this);
- OL[1].init(Actual1, this);
- OL[2].init(Actual2, this);
+ assert(NumOperands == 3 && "NumOperands not set up?");
+ Use *OL = OperandList;
+ OL[0] = Func;
+ OL[1] = Actual1;
+ OL[2] = Actual2;
const FunctionType *FTy =
cast<FunctionType>(cast<PointerType>(Func->getType())->getElementType());
}
void CallInst::init(Value *Func, Value *Actual) {
- ParamAttrs = 0;
- NumOperands = 2;
- Use *OL = OperandList = new Use[2];
- OL[0].init(Func, this);
- OL[1].init(Actual, this);
+ assert(NumOperands == 2 && "NumOperands not set up?");
+ Use *OL = OperandList;
+ OL[0] = Func;
+ OL[1] = Actual;
const FunctionType *FTy =
cast<FunctionType>(cast<PointerType>(Func->getType())->getElementType());
}
void CallInst::init(Value *Func) {
- ParamAttrs = 0;
- NumOperands = 1;
- Use *OL = OperandList = new Use[1];
- OL[0].init(Func, this);
+ assert(NumOperands == 1 && "NumOperands not set up?");
+ Use *OL = OperandList;
+ OL[0] = Func;
const FunctionType *FTy =
cast<FunctionType>(cast<PointerType>(Func->getType())->getElementType());
Instruction *InsertBefore)
: Instruction(cast<FunctionType>(cast<PointerType>(Func->getType())
->getElementType())->getReturnType(),
- Instruction::Call, 0, 0, InsertBefore) {
+ Instruction::Call,
+ OperandTraits<CallInst>::op_end(this) - 2,
+ 2, InsertBefore) {
init(Func, Actual);
setName(Name);
}
BasicBlock *InsertAtEnd)
: Instruction(cast<FunctionType>(cast<PointerType>(Func->getType())
->getElementType())->getReturnType(),
- Instruction::Call, 0, 0, InsertAtEnd) {
+ Instruction::Call,
+ OperandTraits<CallInst>::op_end(this) - 2,
+ 2, InsertAtEnd) {
init(Func, Actual);
setName(Name);
}
Instruction *InsertBefore)
: Instruction(cast<FunctionType>(cast<PointerType>(Func->getType())
->getElementType())->getReturnType(),
- Instruction::Call, 0, 0, InsertBefore) {
+ Instruction::Call,
+ OperandTraits<CallInst>::op_end(this) - 1,
+ 1, InsertBefore) {
init(Func);
setName(Name);
}
BasicBlock *InsertAtEnd)
: Instruction(cast<FunctionType>(cast<PointerType>(Func->getType())
->getElementType())->getReturnType(),
- Instruction::Call, 0, 0, InsertAtEnd) {
+ Instruction::Call,
+ OperandTraits<CallInst>::op_end(this) - 1,
+ 1, InsertAtEnd) {
init(Func);
setName(Name);
}
CallInst::CallInst(const CallInst &CI)
- : Instruction(CI.getType(), Instruction::Call, new Use[CI.getNumOperands()],
- CI.getNumOperands()),
- ParamAttrs(0) {
- setParamAttrs(CI.getParamAttrs());
+ : Instruction(CI.getType(), Instruction::Call,
+ OperandTraits<CallInst>::op_end(this) - CI.getNumOperands(),
+ CI.getNumOperands()) {
+ setAttributes(CI.getAttributes());
SubclassData = CI.SubclassData;
Use *OL = OperandList;
Use *InOL = CI.OperandList;
for (unsigned i = 0, e = CI.getNumOperands(); i != e; ++i)
- OL[i].init(InOL[i], this);
+ OL[i] = InOL[i];
}
-void CallInst::setParamAttrs(const ParamAttrsList *newAttrs) {
- if (ParamAttrs == newAttrs)
- return;
-
- if (ParamAttrs)
- ParamAttrs->dropRef();
-
- if (newAttrs)
- newAttrs->addRef();
-
- ParamAttrs = newAttrs;
-}
-
-bool CallInst::paramHasAttr(uint16_t i, unsigned attr) const {
- if (ParamAttrs && ParamAttrs->paramHasAttr(i, (ParameterAttributes)attr))
- return true;
- if (const Function *F = getCalledFunction())
- return F->paramHasAttr(i, (ParameterAttributes)attr);
- return false;
-}
-
-/// @brief Determine if the call does not access memory.
-bool CallInst::doesNotAccessMemory() const {
- return paramHasAttr(0, ParamAttr::ReadNone);
+void CallInst::addAttribute(unsigned i, Attributes attr) {
+ AttrListPtr PAL = getAttributes();
+ PAL = PAL.addAttr(i, attr);
+ setAttributes(PAL);
}
-/// @brief Determine if the call does not access or only reads memory.
-bool CallInst::onlyReadsMemory() const {
- return doesNotAccessMemory() || paramHasAttr(0, ParamAttr::ReadOnly);
+void CallInst::removeAttribute(unsigned i, Attributes attr) {
+ AttrListPtr PAL = getAttributes();
+ PAL = PAL.removeAttr(i, attr);
+ setAttributes(PAL);
}
-/// @brief Determine if the call cannot return.
-bool CallInst::doesNotReturn() const {
- return paramHasAttr(0, ParamAttr::NoReturn);
-}
-
-/// @brief Determine if the call cannot unwind.
-bool CallInst::doesNotThrow() const {
- return paramHasAttr(0, ParamAttr::NoUnwind);
-}
-
-/// @brief Determine if the call returns a structure.
-bool CallInst::isStructReturn() const {
- // Be friendly and also check the callee.
- return paramHasAttr(1, ParamAttr::StructRet);
-}
-
-/// @brief Determine if any call argument is an aggregate passed by value.
-bool CallInst::hasByValArgument() const {
- if (ParamAttrs && ParamAttrs->hasAttrSomewhere(ParamAttr::ByVal))
+bool CallInst::paramHasAttr(unsigned i, Attributes attr) const {
+ if (AttributeList.paramHasAttr(i, attr))
return true;
- // Be consistent with other methods and check the callee too.
if (const Function *F = getCalledFunction())
- if (const ParamAttrsList *PAL = F->getParamAttrs())
- return PAL->hasAttrSomewhere(ParamAttr::ByVal);
+ return F->paramHasAttr(i, attr);
return false;
}
-void CallInst::setDoesNotThrow(bool doesNotThrow) {
- const ParamAttrsList *PAL = getParamAttrs();
- if (doesNotThrow)
- PAL = ParamAttrsList::includeAttrs(PAL, 0, ParamAttr::NoUnwind);
- else
- PAL = ParamAttrsList::excludeAttrs(PAL, 0, ParamAttr::NoUnwind);
- setParamAttrs(PAL);
-}
-
//===----------------------------------------------------------------------===//
// InvokeInst Implementation
//===----------------------------------------------------------------------===//
-InvokeInst::~InvokeInst() {
- delete [] OperandList;
- if (ParamAttrs)
- ParamAttrs->dropRef();
-}
-
void InvokeInst::init(Value *Fn, BasicBlock *IfNormal, BasicBlock *IfException,
Value* const *Args, unsigned NumArgs) {
- ParamAttrs = 0;
- NumOperands = 3+NumArgs;
- Use *OL = OperandList = new Use[3+NumArgs];
- OL[0].init(Fn, this);
- OL[1].init(IfNormal, this);
- OL[2].init(IfException, this);
+ assert(NumOperands == 3+NumArgs && "NumOperands not set up?");
+ Use *OL = OperandList;
+ OL[0] = Fn;
+ OL[1] = IfNormal;
+ OL[2] = IfException;
const FunctionType *FTy =
cast<FunctionType>(cast<PointerType>(Fn->getType())->getElementType());
FTy = FTy; // silence warning.
- assert((NumArgs == FTy->getNumParams()) ||
- (FTy->isVarArg() && NumArgs > FTy->getNumParams()) &&
+ assert(((NumArgs == FTy->getNumParams()) ||
+ (FTy->isVarArg() && NumArgs > FTy->getNumParams())) &&
"Calling a function with bad signature");
for (unsigned i = 0, e = NumArgs; i != e; i++) {
FTy->getParamType(i) == Args[i]->getType()) &&
"Invoking a function with a bad signature!");
- OL[i+3].init(Args[i], this);
+ OL[i+3] = Args[i];
}
}
InvokeInst::InvokeInst(const InvokeInst &II)
: TerminatorInst(II.getType(), Instruction::Invoke,
- new Use[II.getNumOperands()], II.getNumOperands()),
- ParamAttrs(0) {
- setParamAttrs(II.getParamAttrs());
+ OperandTraits<InvokeInst>::op_end(this)
+ - II.getNumOperands(),
+ II.getNumOperands()) {
+ setAttributes(II.getAttributes());
SubclassData = II.SubclassData;
Use *OL = OperandList, *InOL = II.OperandList;
for (unsigned i = 0, e = II.getNumOperands(); i != e; ++i)
- OL[i].init(InOL[i], this);
+ OL[i] = InOL[i];
}
BasicBlock *InvokeInst::getSuccessorV(unsigned idx) const {
return setSuccessor(idx, B);
}
-void InvokeInst::setParamAttrs(const ParamAttrsList *newAttrs) {
- if (ParamAttrs == newAttrs)
- return;
-
- if (ParamAttrs)
- ParamAttrs->dropRef();
-
- if (newAttrs)
- newAttrs->addRef();
-
- ParamAttrs = newAttrs;
-}
-
-bool InvokeInst::paramHasAttr(uint16_t i, unsigned attr) const {
- if (ParamAttrs && ParamAttrs->paramHasAttr(i, (ParameterAttributes)attr))
+bool InvokeInst::paramHasAttr(unsigned i, Attributes attr) const {
+ if (AttributeList.paramHasAttr(i, attr))
return true;
if (const Function *F = getCalledFunction())
- return F->paramHasAttr(i, (ParameterAttributes)attr);
+ return F->paramHasAttr(i, attr);
return false;
}
-
-/// @brief Determine if the call does not access memory.
-bool InvokeInst::doesNotAccessMemory() const {
- return paramHasAttr(0, ParamAttr::ReadNone);
-}
-
-/// @brief Determine if the call does not access or only reads memory.
-bool InvokeInst::onlyReadsMemory() const {
- return doesNotAccessMemory() || paramHasAttr(0, ParamAttr::ReadOnly);
-}
-
-/// @brief Determine if the call cannot return.
-bool InvokeInst::doesNotReturn() const {
- return paramHasAttr(0, ParamAttr::NoReturn);
-}
-
-/// @brief Determine if the call cannot unwind.
-bool InvokeInst::doesNotThrow() const {
- return paramHasAttr(0, ParamAttr::NoUnwind);
+void InvokeInst::addAttribute(unsigned i, Attributes attr) {
+ AttrListPtr PAL = getAttributes();
+ PAL = PAL.addAttr(i, attr);
+ setAttributes(PAL);
}
-void InvokeInst::setDoesNotThrow(bool doesNotThrow) {
- const ParamAttrsList *PAL = getParamAttrs();
- if (doesNotThrow)
- PAL = ParamAttrsList::includeAttrs(PAL, 0, ParamAttr::NoUnwind);
- else
- PAL = ParamAttrsList::excludeAttrs(PAL, 0, ParamAttr::NoUnwind);
- setParamAttrs(PAL);
-}
-
-/// @brief Determine if the call returns a structure.
-bool InvokeInst::isStructReturn() const {
- // Be friendly and also check the callee.
- return paramHasAttr(1, ParamAttr::StructRet);
+void InvokeInst::removeAttribute(unsigned i, Attributes attr) {
+ AttrListPtr PAL = getAttributes();
+ PAL = PAL.removeAttr(i, attr);
+ setAttributes(PAL);
}
ReturnInst::ReturnInst(const ReturnInst &RI)
: TerminatorInst(Type::VoidTy, Instruction::Ret,
- &RetVal, RI.getNumOperands()) {
+ OperandTraits<ReturnInst>::op_end(this) -
+ RI.getNumOperands(),
+ RI.getNumOperands()) {
if (RI.getNumOperands())
- RetVal.init(RI.RetVal, this);
+ Op<0>() = RI.Op<0>();
}
ReturnInst::ReturnInst(Value *retVal, Instruction *InsertBefore)
- : TerminatorInst(Type::VoidTy, Instruction::Ret, &RetVal, 0, InsertBefore) {
- init(retVal);
+ : TerminatorInst(Type::VoidTy, Instruction::Ret,
+ OperandTraits<ReturnInst>::op_end(this) - !!retVal, !!retVal,
+ InsertBefore) {
+ if (retVal)
+ Op<0>() = retVal;
}
ReturnInst::ReturnInst(Value *retVal, BasicBlock *InsertAtEnd)
- : TerminatorInst(Type::VoidTy, Instruction::Ret, &RetVal, 0, InsertAtEnd) {
- init(retVal);
+ : TerminatorInst(Type::VoidTy, Instruction::Ret,
+ OperandTraits<ReturnInst>::op_end(this) - !!retVal, !!retVal,
+ InsertAtEnd) {
+ if (retVal)
+ Op<0>() = retVal;
}
ReturnInst::ReturnInst(BasicBlock *InsertAtEnd)
- : TerminatorInst(Type::VoidTy, Instruction::Ret, &RetVal, 0, InsertAtEnd) {
-}
-
-
-
-void ReturnInst::init(Value *retVal) {
- if (retVal && retVal->getType() != Type::VoidTy) {
- assert(!isa<BasicBlock>(retVal) &&
- "Cannot return basic block. Probably using the incorrect ctor");
- NumOperands = 1;
- RetVal.init(retVal, this);
- }
+ : TerminatorInst(Type::VoidTy, Instruction::Ret,
+ OperandTraits<ReturnInst>::op_end(this), 0, InsertAtEnd) {
}
unsigned ReturnInst::getNumSuccessorsV() const {
return getNumSuccessors();
}
-// Out-of-line ReturnInst method, put here so the C++ compiler can choose to
-// emit the vtable for the class in this translation unit.
+/// Out-of-line ReturnInst method, put here so the C++ compiler can choose to
+/// emit the vtable for the class in this translation unit.
void ReturnInst::setSuccessorV(unsigned idx, BasicBlock *NewSucc) {
assert(0 && "ReturnInst has no successors!");
}
return 0;
}
+ReturnInst::~ReturnInst() {
+}
//===----------------------------------------------------------------------===//
// UnwindInst Implementation
}
BranchInst::BranchInst(BasicBlock *IfTrue, Instruction *InsertBefore)
- : TerminatorInst(Type::VoidTy, Instruction::Br, Ops, 1, InsertBefore) {
+ : TerminatorInst(Type::VoidTy, Instruction::Br,
+ OperandTraits<BranchInst>::op_end(this) - 1,
+ 1, InsertBefore) {
assert(IfTrue != 0 && "Branch destination may not be null!");
- Ops[0].init(reinterpret_cast<Value*>(IfTrue), this);
+ Op<-1>() = IfTrue;
}
BranchInst::BranchInst(BasicBlock *IfTrue, BasicBlock *IfFalse, Value *Cond,
Instruction *InsertBefore)
-: TerminatorInst(Type::VoidTy, Instruction::Br, Ops, 3, InsertBefore) {
- Ops[0].init(reinterpret_cast<Value*>(IfTrue), this);
- Ops[1].init(reinterpret_cast<Value*>(IfFalse), this);
- Ops[2].init(Cond, this);
+ : TerminatorInst(Type::VoidTy, Instruction::Br,
+ OperandTraits<BranchInst>::op_end(this) - 3,
+ 3, InsertBefore) {
+ Op<-1>() = IfTrue;
+ Op<-2>() = IfFalse;
+ Op<-3>() = Cond;
#ifndef NDEBUG
AssertOK();
#endif
}
BranchInst::BranchInst(BasicBlock *IfTrue, BasicBlock *InsertAtEnd)
- : TerminatorInst(Type::VoidTy, Instruction::Br, Ops, 1, InsertAtEnd) {
+ : TerminatorInst(Type::VoidTy, Instruction::Br,
+ OperandTraits<BranchInst>::op_end(this) - 1,
+ 1, InsertAtEnd) {
assert(IfTrue != 0 && "Branch destination may not be null!");
- Ops[0].init(reinterpret_cast<Value*>(IfTrue), this);
+ Op<-1>() = IfTrue;
}
BranchInst::BranchInst(BasicBlock *IfTrue, BasicBlock *IfFalse, Value *Cond,
BasicBlock *InsertAtEnd)
- : TerminatorInst(Type::VoidTy, Instruction::Br, Ops, 3, InsertAtEnd) {
- Ops[0].init(reinterpret_cast<Value*>(IfTrue), this);
- Ops[1].init(reinterpret_cast<Value*>(IfFalse), this);
- Ops[2].init(Cond, this);
+ : TerminatorInst(Type::VoidTy, Instruction::Br,
+ OperandTraits<BranchInst>::op_end(this) - 3,
+ 3, InsertAtEnd) {
+ Op<-1>() = IfTrue;
+ Op<-2>() = IfFalse;
+ Op<-3>() = Cond;
#ifndef NDEBUG
AssertOK();
#endif
BranchInst::BranchInst(const BranchInst &BI) :
- TerminatorInst(Type::VoidTy, Instruction::Br, Ops, BI.getNumOperands()) {
- OperandList[0].init(BI.getOperand(0), this);
+ TerminatorInst(Type::VoidTy, Instruction::Br,
+ OperandTraits<BranchInst>::op_end(this) - BI.getNumOperands(),
+ BI.getNumOperands()) {
+ Op<-1>() = BI.Op<-1>();
if (BI.getNumOperands() != 1) {
assert(BI.getNumOperands() == 3 && "BR can have 1 or 3 operands!");
- OperandList[1].init(BI.getOperand(1), this);
- OperandList[2].init(BI.getOperand(2), this);
+ Op<-3>() = BI.Op<-3>();
+ Op<-2>() = BI.Op<-2>();
+ }
+}
+
+
+Use* Use::getPrefix() {
+ PointerIntPair<Use**, 2, PrevPtrTag> &PotentialPrefix(this[-1].Prev);
+ if (PotentialPrefix.getOpaqueValue())
+ return 0;
+
+ return reinterpret_cast<Use*>((char*)&PotentialPrefix + 1);
+}
+
+BranchInst::~BranchInst() {
+ if (NumOperands == 1) {
+ if (Use *Prefix = OperandList->getPrefix()) {
+ Op<-1>() = 0;
+ //
+ // mark OperandList to have a special value for scrutiny
+ // by baseclass destructors and operator delete
+ OperandList = Prefix;
+ } else {
+ NumOperands = 3;
+ OperandList = op_begin();
+ }
}
}
+
BasicBlock *BranchInst::getSuccessorV(unsigned idx) const {
return getSuccessor(idx);
}
unsigned Align, const std::string &Name,
Instruction *InsertBefore)
: UnaryInstruction(PointerType::getUnqual(Ty), iTy, getAISize(ArraySize),
- InsertBefore), Alignment(Align) {
- assert((Align & (Align-1)) == 0 && "Alignment is not a power of 2!");
+ InsertBefore) {
+ setAlignment(Align);
assert(Ty != Type::VoidTy && "Cannot allocate void!");
setName(Name);
}
unsigned Align, const std::string &Name,
BasicBlock *InsertAtEnd)
: UnaryInstruction(PointerType::getUnqual(Ty), iTy, getAISize(ArraySize),
- InsertAtEnd), Alignment(Align) {
- assert((Align & (Align-1)) == 0 && "Alignment is not a power of 2!");
+ InsertAtEnd) {
+ setAlignment(Align);
assert(Ty != Type::VoidTy && "Cannot allocate void!");
setName(Name);
}
AllocationInst::~AllocationInst() {
}
+void AllocationInst::setAlignment(unsigned Align) {
+ assert((Align & (Align-1)) == 0 && "Alignment is not a power of 2!");
+ SubclassData = Log2_32(Align) + 1;
+ assert(getAlignment() == Align && "Alignment representation error!");
+}
+
bool AllocationInst::isArrayAllocation() const {
if (ConstantInt *CI = dyn_cast<ConstantInt>(getOperand(0)))
return CI->getZExtValue() != 1;
Instruction::Alloca, AI.getAlignment()) {
}
+/// isStaticAlloca - Return true if this alloca is in the entry block of the
+/// function and is a constant size. If so, the code generator will fold it
+/// into the prolog/epilog code, so it is basically free.
+bool AllocaInst::isStaticAlloca() const {
+ // Must be constant size.
+ if (!isa<ConstantInt>(getArraySize())) return false;
+
+ // Must be in the entry block.
+ const BasicBlock *Parent = getParent();
+ return Parent == &Parent->getParent()->front();
+}
+
MallocInst::MallocInst(const MallocInst &MI)
: AllocationInst(MI.getType()->getElementType(), (Value*)MI.getOperand(0),
Instruction::Malloc, MI.getAlignment()) {
//===----------------------------------------------------------------------===//
void StoreInst::AssertOK() {
+ assert(getOperand(0) && getOperand(1) && "Both operands must be non-null!");
assert(isa<PointerType>(getOperand(1)->getType()) &&
"Ptr must have pointer type!");
assert(getOperand(0)->getType() ==
StoreInst::StoreInst(Value *val, Value *addr, Instruction *InsertBefore)
- : Instruction(Type::VoidTy, Store, Ops, 2, InsertBefore) {
- Ops[0].init(val, this);
- Ops[1].init(addr, this);
+ : Instruction(Type::VoidTy, Store,
+ OperandTraits<StoreInst>::op_begin(this),
+ OperandTraits<StoreInst>::operands(this),
+ InsertBefore) {
+ Op<0>() = val;
+ Op<1>() = addr;
setVolatile(false);
setAlignment(0);
AssertOK();
}
StoreInst::StoreInst(Value *val, Value *addr, BasicBlock *InsertAtEnd)
- : Instruction(Type::VoidTy, Store, Ops, 2, InsertAtEnd) {
- Ops[0].init(val, this);
- Ops[1].init(addr, this);
+ : Instruction(Type::VoidTy, Store,
+ OperandTraits<StoreInst>::op_begin(this),
+ OperandTraits<StoreInst>::operands(this),
+ InsertAtEnd) {
+ Op<0>() = val;
+ Op<1>() = addr;
setVolatile(false);
setAlignment(0);
AssertOK();
StoreInst::StoreInst(Value *val, Value *addr, bool isVolatile,
Instruction *InsertBefore)
- : Instruction(Type::VoidTy, Store, Ops, 2, InsertBefore) {
- Ops[0].init(val, this);
- Ops[1].init(addr, this);
+ : Instruction(Type::VoidTy, Store,
+ OperandTraits<StoreInst>::op_begin(this),
+ OperandTraits<StoreInst>::operands(this),
+ InsertBefore) {
+ Op<0>() = val;
+ Op<1>() = addr;
setVolatile(isVolatile);
setAlignment(0);
AssertOK();
StoreInst::StoreInst(Value *val, Value *addr, bool isVolatile,
unsigned Align, Instruction *InsertBefore)
- : Instruction(Type::VoidTy, Store, Ops, 2, InsertBefore) {
- Ops[0].init(val, this);
- Ops[1].init(addr, this);
+ : Instruction(Type::VoidTy, Store,
+ OperandTraits<StoreInst>::op_begin(this),
+ OperandTraits<StoreInst>::operands(this),
+ InsertBefore) {
+ Op<0>() = val;
+ Op<1>() = addr;
setVolatile(isVolatile);
setAlignment(Align);
AssertOK();
StoreInst::StoreInst(Value *val, Value *addr, bool isVolatile,
unsigned Align, BasicBlock *InsertAtEnd)
- : Instruction(Type::VoidTy, Store, Ops, 2, InsertAtEnd) {
- Ops[0].init(val, this);
- Ops[1].init(addr, this);
+ : Instruction(Type::VoidTy, Store,
+ OperandTraits<StoreInst>::op_begin(this),
+ OperandTraits<StoreInst>::operands(this),
+ InsertAtEnd) {
+ Op<0>() = val;
+ Op<1>() = addr;
setVolatile(isVolatile);
setAlignment(Align);
AssertOK();
StoreInst::StoreInst(Value *val, Value *addr, bool isVolatile,
BasicBlock *InsertAtEnd)
- : Instruction(Type::VoidTy, Store, Ops, 2, InsertAtEnd) {
- Ops[0].init(val, this);
- Ops[1].init(addr, this);
+ : Instruction(Type::VoidTy, Store,
+ OperandTraits<StoreInst>::op_begin(this),
+ OperandTraits<StoreInst>::operands(this),
+ InsertAtEnd) {
+ Op<0>() = val;
+ Op<1>() = addr;
setVolatile(isVolatile);
setAlignment(0);
AssertOK();
return cast<PointerType>(Val->getType())->getAddressSpace();
}
-void GetElementPtrInst::init(Value *Ptr, Value* const *Idx, unsigned NumIdx) {
- NumOperands = 1+NumIdx;
- Use *OL = OperandList = new Use[NumOperands];
- OL[0].init(Ptr, this);
+void GetElementPtrInst::init(Value *Ptr, Value* const *Idx, unsigned NumIdx,
+ const std::string &Name) {
+ assert(NumOperands == 1+NumIdx && "NumOperands not initialized?");
+ Use *OL = OperandList;
+ OL[0] = Ptr;
for (unsigned i = 0; i != NumIdx; ++i)
- OL[i+1].init(Idx[i], this);
+ OL[i+1] = Idx[i];
+
+ setName(Name);
}
-void GetElementPtrInst::init(Value *Ptr, Value *Idx) {
- NumOperands = 2;
- Use *OL = OperandList = new Use[2];
- OL[0].init(Ptr, this);
- OL[1].init(Idx, this);
+void GetElementPtrInst::init(Value *Ptr, Value *Idx, const std::string &Name) {
+ assert(NumOperands == 2 && "NumOperands not initialized?");
+ Use *OL = OperandList;
+ OL[0] = Ptr;
+ OL[1] = Idx;
+
+ setName(Name);
+}
+
+GetElementPtrInst::GetElementPtrInst(const GetElementPtrInst &GEPI)
+ : Instruction(GEPI.getType(), GetElementPtr,
+ OperandTraits<GetElementPtrInst>::op_end(this)
+ - GEPI.getNumOperands(),
+ GEPI.getNumOperands()) {
+ Use *OL = OperandList;
+ Use *GEPIOL = GEPI.OperandList;
+ for (unsigned i = 0, E = NumOperands; i != E; ++i)
+ OL[i] = GEPIOL[i];
}
GetElementPtrInst::GetElementPtrInst(Value *Ptr, Value *Idx,
const std::string &Name, Instruction *InBe)
: Instruction(PointerType::get(checkType(getIndexedType(Ptr->getType(),Idx)),
retrieveAddrSpace(Ptr)),
- GetElementPtr, 0, 0, InBe) {
- init(Ptr, Idx);
- setName(Name);
+ GetElementPtr,
+ OperandTraits<GetElementPtrInst>::op_end(this) - 2,
+ 2, InBe) {
+ init(Ptr, Idx, Name);
}
GetElementPtrInst::GetElementPtrInst(Value *Ptr, Value *Idx,
const std::string &Name, BasicBlock *IAE)
: Instruction(PointerType::get(checkType(getIndexedType(Ptr->getType(),Idx)),
retrieveAddrSpace(Ptr)),
- GetElementPtr, 0, 0, IAE) {
- init(Ptr, Idx);
- setName(Name);
-}
-
-GetElementPtrInst::~GetElementPtrInst() {
- delete[] OperandList;
+ GetElementPtr,
+ OperandTraits<GetElementPtrInst>::op_end(this) - 2,
+ 2, IAE) {
+ init(Ptr, Idx, Name);
}
-// getIndexedType - Returns the type of the element that would be loaded with
-// a load instruction with the specified parameters.
-//
-// A null type is returned if the indices are invalid for the specified
-// pointer type.
-//
-const Type* GetElementPtrInst::getIndexedType(const Type *Ptr,
- Value* const *Idxs,
- unsigned NumIdx,
- bool AllowCompositeLeaf) {
- if (!isa<PointerType>(Ptr)) return 0; // Type isn't a pointer type!
+/// getIndexedType - Returns the type of the element that would be accessed with
+/// a gep instruction with the specified parameters.
+///
+/// The Idxs pointer should point to a continuous piece of memory containing the
+/// indices, either as Value* or uint64_t.
+///
+/// A null type is returned if the indices are invalid for the specified
+/// pointer type.
+///
+template <typename IndexTy>
+static const Type* getIndexedTypeInternal(const Type *Ptr, IndexTy const *Idxs,
+ unsigned NumIdx) {
+ const PointerType *PTy = dyn_cast<PointerType>(Ptr);
+ if (!PTy) return 0; // Type isn't a pointer type!
+ const Type *Agg = PTy->getElementType();
- // Handle the special case of the empty set index set...
+ // Handle the special case of the empty set index set, which is always valid.
if (NumIdx == 0)
- if (AllowCompositeLeaf ||
- cast<PointerType>(Ptr)->getElementType()->isFirstClassType())
- return cast<PointerType>(Ptr)->getElementType();
- else
- return 0;
-
- unsigned CurIdx = 0;
- while (const CompositeType *CT = dyn_cast<CompositeType>(Ptr)) {
- if (NumIdx == CurIdx) {
- if (AllowCompositeLeaf || CT->isFirstClassType()) return Ptr;
- return 0; // Can't load a whole structure or array!?!?
- }
-
- Value *Index = Idxs[CurIdx++];
- if (isa<PointerType>(CT) && CurIdx != 1)
- return 0; // Can only index into pointer types at the first index!
+ return Agg;
+
+ // If there is at least one index, the top level type must be sized, otherwise
+ // it cannot be 'stepped over'. We explicitly allow abstract types (those
+ // that contain opaque types) under the assumption that it will be resolved to
+ // a sane type later.
+ if (!Agg->isSized() && !Agg->isAbstract())
+ return 0;
+
+ unsigned CurIdx = 1;
+ for (; CurIdx != NumIdx; ++CurIdx) {
+ const CompositeType *CT = dyn_cast<CompositeType>(Agg);
+ if (!CT || isa<PointerType>(CT)) return 0;
+ IndexTy Index = Idxs[CurIdx];
if (!CT->indexValid(Index)) return 0;
- Ptr = CT->getTypeAtIndex(Index);
+ Agg = CT->getTypeAtIndex(Index);
// If the new type forwards to another type, then it is in the middle
// of being refined to another type (and hence, may have dropped all
// references to what it was using before). So, use the new forwarded
// type.
- if (const Type * Ty = Ptr->getForwardedType()) {
- Ptr = Ty;
- }
+ if (const Type *Ty = Agg->getForwardedType())
+ Agg = Ty;
}
- return CurIdx == NumIdx ? Ptr : 0;
+ return CurIdx == NumIdx ? Agg : 0;
+}
+
+const Type* GetElementPtrInst::getIndexedType(const Type *Ptr,
+ Value* const *Idxs,
+ unsigned NumIdx) {
+ return getIndexedTypeInternal(Ptr, Idxs, NumIdx);
+}
+
+const Type* GetElementPtrInst::getIndexedType(const Type *Ptr,
+ uint64_t const *Idxs,
+ unsigned NumIdx) {
+ return getIndexedTypeInternal(Ptr, Idxs, NumIdx);
}
const Type* GetElementPtrInst::getIndexedType(const Type *Ptr, Value *Idx) {
const std::string &Name,
Instruction *InsertBef)
: Instruction(cast<VectorType>(Val->getType())->getElementType(),
- ExtractElement, Ops, 2, InsertBef) {
+ ExtractElement,
+ OperandTraits<ExtractElementInst>::op_begin(this),
+ 2, InsertBef) {
assert(isValidOperands(Val, Index) &&
"Invalid extractelement instruction operands!");
- Ops[0].init(Val, this);
- Ops[1].init(Index, this);
+ Op<0>() = Val;
+ Op<1>() = Index;
setName(Name);
}
const std::string &Name,
Instruction *InsertBef)
: Instruction(cast<VectorType>(Val->getType())->getElementType(),
- ExtractElement, Ops, 2, InsertBef) {
+ ExtractElement,
+ OperandTraits<ExtractElementInst>::op_begin(this),
+ 2, InsertBef) {
Constant *Index = ConstantInt::get(Type::Int32Ty, IndexV);
assert(isValidOperands(Val, Index) &&
"Invalid extractelement instruction operands!");
- Ops[0].init(Val, this);
- Ops[1].init(Index, this);
+ Op<0>() = Val;
+ Op<1>() = Index;
setName(Name);
}
const std::string &Name,
BasicBlock *InsertAE)
: Instruction(cast<VectorType>(Val->getType())->getElementType(),
- ExtractElement, Ops, 2, InsertAE) {
+ ExtractElement,
+ OperandTraits<ExtractElementInst>::op_begin(this),
+ 2, InsertAE) {
assert(isValidOperands(Val, Index) &&
"Invalid extractelement instruction operands!");
- Ops[0].init(Val, this);
- Ops[1].init(Index, this);
+ Op<0>() = Val;
+ Op<1>() = Index;
setName(Name);
}
const std::string &Name,
BasicBlock *InsertAE)
: Instruction(cast<VectorType>(Val->getType())->getElementType(),
- ExtractElement, Ops, 2, InsertAE) {
+ ExtractElement,
+ OperandTraits<ExtractElementInst>::op_begin(this),
+ 2, InsertAE) {
Constant *Index = ConstantInt::get(Type::Int32Ty, IndexV);
assert(isValidOperands(Val, Index) &&
"Invalid extractelement instruction operands!");
- Ops[0].init(Val, this);
- Ops[1].init(Index, this);
+ Op<0>() = Val;
+ Op<1>() = Index;
setName(Name);
}
//===----------------------------------------------------------------------===//
InsertElementInst::InsertElementInst(const InsertElementInst &IE)
- : Instruction(IE.getType(), InsertElement, Ops, 3) {
- Ops[0].init(IE.Ops[0], this);
- Ops[1].init(IE.Ops[1], this);
- Ops[2].init(IE.Ops[2], this);
+ : Instruction(IE.getType(), InsertElement,
+ OperandTraits<InsertElementInst>::op_begin(this), 3) {
+ Op<0>() = IE.Op<0>();
+ Op<1>() = IE.Op<1>();
+ Op<2>() = IE.Op<2>();
}
InsertElementInst::InsertElementInst(Value *Vec, Value *Elt, Value *Index,
const std::string &Name,
Instruction *InsertBef)
- : Instruction(Vec->getType(), InsertElement, Ops, 3, InsertBef) {
+ : Instruction(Vec->getType(), InsertElement,
+ OperandTraits<InsertElementInst>::op_begin(this),
+ 3, InsertBef) {
assert(isValidOperands(Vec, Elt, Index) &&
"Invalid insertelement instruction operands!");
- Ops[0].init(Vec, this);
- Ops[1].init(Elt, this);
- Ops[2].init(Index, this);
+ Op<0>() = Vec;
+ Op<1>() = Elt;
+ Op<2>() = Index;
setName(Name);
}
InsertElementInst::InsertElementInst(Value *Vec, Value *Elt, unsigned IndexV,
const std::string &Name,
Instruction *InsertBef)
- : Instruction(Vec->getType(), InsertElement, Ops, 3, InsertBef) {
+ : Instruction(Vec->getType(), InsertElement,
+ OperandTraits<InsertElementInst>::op_begin(this),
+ 3, InsertBef) {
Constant *Index = ConstantInt::get(Type::Int32Ty, IndexV);
assert(isValidOperands(Vec, Elt, Index) &&
"Invalid insertelement instruction operands!");
- Ops[0].init(Vec, this);
- Ops[1].init(Elt, this);
- Ops[2].init(Index, this);
+ Op<0>() = Vec;
+ Op<1>() = Elt;
+ Op<2>() = Index;
setName(Name);
}
InsertElementInst::InsertElementInst(Value *Vec, Value *Elt, Value *Index,
const std::string &Name,
BasicBlock *InsertAE)
- : Instruction(Vec->getType(), InsertElement, Ops, 3, InsertAE) {
+ : Instruction(Vec->getType(), InsertElement,
+ OperandTraits<InsertElementInst>::op_begin(this),
+ 3, InsertAE) {
assert(isValidOperands(Vec, Elt, Index) &&
"Invalid insertelement instruction operands!");
- Ops[0].init(Vec, this);
- Ops[1].init(Elt, this);
- Ops[2].init(Index, this);
+ Op<0>() = Vec;
+ Op<1>() = Elt;
+ Op<2>() = Index;
setName(Name);
}
InsertElementInst::InsertElementInst(Value *Vec, Value *Elt, unsigned IndexV,
const std::string &Name,
BasicBlock *InsertAE)
-: Instruction(Vec->getType(), InsertElement, Ops, 3, InsertAE) {
+: Instruction(Vec->getType(), InsertElement,
+ OperandTraits<InsertElementInst>::op_begin(this),
+ 3, InsertAE) {
Constant *Index = ConstantInt::get(Type::Int32Ty, IndexV);
assert(isValidOperands(Vec, Elt, Index) &&
"Invalid insertelement instruction operands!");
- Ops[0].init(Vec, this);
- Ops[1].init(Elt, this);
- Ops[2].init(Index, this);
+ Op<0>() = Vec;
+ Op<1>() = Elt;
+ Op<2>() = Index;
setName(Name);
}
return false;// Second operand of insertelement must be vector element type.
if (Index->getType() != Type::Int32Ty)
- return false; // Third operand of insertelement must be uint.
+ return false; // Third operand of insertelement must be i32.
return true;
}
//===----------------------------------------------------------------------===//
ShuffleVectorInst::ShuffleVectorInst(const ShuffleVectorInst &SV)
- : Instruction(SV.getType(), ShuffleVector, Ops, 3) {
- Ops[0].init(SV.Ops[0], this);
- Ops[1].init(SV.Ops[1], this);
- Ops[2].init(SV.Ops[2], this);
+ : Instruction(SV.getType(), ShuffleVector,
+ OperandTraits<ShuffleVectorInst>::op_begin(this),
+ OperandTraits<ShuffleVectorInst>::operands(this)) {
+ Op<0>() = SV.Op<0>();
+ Op<1>() = SV.Op<1>();
+ Op<2>() = SV.Op<2>();
}
ShuffleVectorInst::ShuffleVectorInst(Value *V1, Value *V2, Value *Mask,
const std::string &Name,
Instruction *InsertBefore)
- : Instruction(V1->getType(), ShuffleVector, Ops, 3, InsertBefore) {
+: Instruction(VectorType::get(cast<VectorType>(V1->getType())->getElementType(),
+ cast<VectorType>(Mask->getType())->getNumElements()),
+ ShuffleVector,
+ OperandTraits<ShuffleVectorInst>::op_begin(this),
+ OperandTraits<ShuffleVectorInst>::operands(this),
+ InsertBefore) {
assert(isValidOperands(V1, V2, Mask) &&
"Invalid shuffle vector instruction operands!");
- Ops[0].init(V1, this);
- Ops[1].init(V2, this);
- Ops[2].init(Mask, this);
+ Op<0>() = V1;
+ Op<1>() = V2;
+ Op<2>() = Mask;
setName(Name);
}
ShuffleVectorInst::ShuffleVectorInst(Value *V1, Value *V2, Value *Mask,
- const std::string &Name,
+ const std::string &Name,
BasicBlock *InsertAtEnd)
- : Instruction(V1->getType(), ShuffleVector, Ops, 3, InsertAtEnd) {
+ : Instruction(V1->getType(), ShuffleVector,
+ OperandTraits<ShuffleVectorInst>::op_begin(this),
+ OperandTraits<ShuffleVectorInst>::operands(this),
+ InsertAtEnd) {
assert(isValidOperands(V1, V2, Mask) &&
"Invalid shuffle vector instruction operands!");
- Ops[0].init(V1, this);
- Ops[1].init(V2, this);
- Ops[2].init(Mask, this);
+ Op<0>() = V1;
+ Op<1>() = V2;
+ Op<2>() = Mask;
setName(Name);
}
-bool ShuffleVectorInst::isValidOperands(const Value *V1, const Value *V2,
+bool ShuffleVectorInst::isValidOperands(const Value *V1, const Value *V2,
const Value *Mask) {
- if (!isa<VectorType>(V1->getType())) return false;
- if (V1->getType() != V2->getType()) return false;
- if (!isa<VectorType>(Mask->getType()) ||
- cast<VectorType>(Mask->getType())->getElementType() != Type::Int32Ty ||
- cast<VectorType>(Mask->getType())->getNumElements() !=
- cast<VectorType>(V1->getType())->getNumElements())
+ if (!isa<VectorType>(V1->getType()) || V1->getType() != V2->getType())
+ return false;
+
+ const VectorType *MaskTy = dyn_cast<VectorType>(Mask->getType());
+ if (!isa<Constant>(Mask) || MaskTy == 0 ||
+ MaskTy->getElementType() != Type::Int32Ty)
return false;
return true;
}
+/// getMaskValue - Return the index from the shuffle mask for the specified
+/// output result. This is either -1 if the element is undef or a number less
+/// than 2*numelements.
+int ShuffleVectorInst::getMaskValue(unsigned i) const {
+ const Constant *Mask = cast<Constant>(getOperand(2));
+ if (isa<UndefValue>(Mask)) return -1;
+ if (isa<ConstantAggregateZero>(Mask)) return 0;
+ const ConstantVector *MaskCV = cast<ConstantVector>(Mask);
+ assert(i < MaskCV->getNumOperands() && "Index out of range");
+
+ if (isa<UndefValue>(MaskCV->getOperand(i)))
+ return -1;
+ return cast<ConstantInt>(MaskCV->getOperand(i))->getZExtValue();
+}
+
+//===----------------------------------------------------------------------===//
+// InsertValueInst Class
+//===----------------------------------------------------------------------===//
+
+void InsertValueInst::init(Value *Agg, Value *Val, const unsigned *Idx,
+ unsigned NumIdx, const std::string &Name) {
+ assert(NumOperands == 2 && "NumOperands not initialized?");
+ Op<0>() = Agg;
+ Op<1>() = Val;
+
+ Indices.insert(Indices.end(), Idx, Idx + NumIdx);
+ setName(Name);
+}
+
+void InsertValueInst::init(Value *Agg, Value *Val, unsigned Idx,
+ const std::string &Name) {
+ assert(NumOperands == 2 && "NumOperands not initialized?");
+ Op<0>() = Agg;
+ Op<1>() = Val;
+
+ Indices.push_back(Idx);
+ setName(Name);
+}
+
+InsertValueInst::InsertValueInst(const InsertValueInst &IVI)
+ : Instruction(IVI.getType(), InsertValue,
+ OperandTraits<InsertValueInst>::op_begin(this), 2),
+ Indices(IVI.Indices) {
+ Op<0>() = IVI.getOperand(0);
+ Op<1>() = IVI.getOperand(1);
+}
+
+InsertValueInst::InsertValueInst(Value *Agg,
+ Value *Val,
+ unsigned Idx,
+ const std::string &Name,
+ Instruction *InsertBefore)
+ : Instruction(Agg->getType(), InsertValue,
+ OperandTraits<InsertValueInst>::op_begin(this),
+ 2, InsertBefore) {
+ init(Agg, Val, Idx, Name);
+}
+
+InsertValueInst::InsertValueInst(Value *Agg,
+ Value *Val,
+ unsigned Idx,
+ const std::string &Name,
+ BasicBlock *InsertAtEnd)
+ : Instruction(Agg->getType(), InsertValue,
+ OperandTraits<InsertValueInst>::op_begin(this),
+ 2, InsertAtEnd) {
+ init(Agg, Val, Idx, Name);
+}
+
+//===----------------------------------------------------------------------===//
+// ExtractValueInst Class
+//===----------------------------------------------------------------------===//
+
+void ExtractValueInst::init(const unsigned *Idx, unsigned NumIdx,
+ const std::string &Name) {
+ assert(NumOperands == 1 && "NumOperands not initialized?");
+
+ Indices.insert(Indices.end(), Idx, Idx + NumIdx);
+ setName(Name);
+}
+
+void ExtractValueInst::init(unsigned Idx, const std::string &Name) {
+ assert(NumOperands == 1 && "NumOperands not initialized?");
+
+ Indices.push_back(Idx);
+ setName(Name);
+}
+
+ExtractValueInst::ExtractValueInst(const ExtractValueInst &EVI)
+ : UnaryInstruction(EVI.getType(), ExtractValue, EVI.getOperand(0)),
+ Indices(EVI.Indices) {
+}
+
+// getIndexedType - Returns the type of the element that would be extracted
+// with an extractvalue instruction with the specified parameters.
+//
+// A null type is returned if the indices are invalid for the specified
+// pointer type.
+//
+const Type* ExtractValueInst::getIndexedType(const Type *Agg,
+ const unsigned *Idxs,
+ unsigned NumIdx) {
+ unsigned CurIdx = 0;
+ for (; CurIdx != NumIdx; ++CurIdx) {
+ const CompositeType *CT = dyn_cast<CompositeType>(Agg);
+ if (!CT || isa<PointerType>(CT) || isa<VectorType>(CT)) return 0;
+ unsigned Index = Idxs[CurIdx];
+ if (!CT->indexValid(Index)) return 0;
+ Agg = CT->getTypeAtIndex(Index);
+
+ // If the new type forwards to another type, then it is in the middle
+ // of being refined to another type (and hence, may have dropped all
+ // references to what it was using before). So, use the new forwarded
+ // type.
+ if (const Type *Ty = Agg->getForwardedType())
+ Agg = Ty;
+ }
+ return CurIdx == NumIdx ? Agg : 0;
+}
+
+const Type* ExtractValueInst::getIndexedType(const Type *Agg,
+ unsigned Idx) {
+ return getIndexedType(Agg, &Idx, 1);
+}
//===----------------------------------------------------------------------===//
// BinaryOperator Class
//===----------------------------------------------------------------------===//
+/// AdjustIType - Map Add, Sub, and Mul to FAdd, FSub, and FMul when the
+/// type is floating-point, to help provide compatibility with an older API.
+///
+static BinaryOperator::BinaryOps AdjustIType(BinaryOperator::BinaryOps iType,
+ const Type *Ty) {
+ // API compatibility: Adjust integer opcodes to floating-point opcodes.
+ if (Ty->isFPOrFPVector()) {
+ if (iType == BinaryOperator::Add) iType = BinaryOperator::FAdd;
+ else if (iType == BinaryOperator::Sub) iType = BinaryOperator::FSub;
+ else if (iType == BinaryOperator::Mul) iType = BinaryOperator::FMul;
+ }
+ return iType;
+}
+
BinaryOperator::BinaryOperator(BinaryOps iType, Value *S1, Value *S2,
const Type *Ty, const std::string &Name,
Instruction *InsertBefore)
- : Instruction(Ty, iType, Ops, 2, InsertBefore) {
- Ops[0].init(S1, this);
- Ops[1].init(S2, this);
- init(iType);
+ : Instruction(Ty, AdjustIType(iType, Ty),
+ OperandTraits<BinaryOperator>::op_begin(this),
+ OperandTraits<BinaryOperator>::operands(this),
+ InsertBefore) {
+ Op<0>() = S1;
+ Op<1>() = S2;
+ init(AdjustIType(iType, Ty));
setName(Name);
}
BinaryOperator::BinaryOperator(BinaryOps iType, Value *S1, Value *S2,
const Type *Ty, const std::string &Name,
BasicBlock *InsertAtEnd)
- : Instruction(Ty, iType, Ops, 2, InsertAtEnd) {
- Ops[0].init(S1, this);
- Ops[1].init(S2, this);
- init(iType);
+ : Instruction(Ty, AdjustIType(iType, Ty),
+ OperandTraits<BinaryOperator>::op_begin(this),
+ OperandTraits<BinaryOperator>::operands(this),
+ InsertAtEnd) {
+ Op<0>() = S1;
+ Op<1>() = S2;
+ init(AdjustIType(iType, Ty));
setName(Name);
}
#ifndef NDEBUG
switch (iType) {
case Add: case Sub:
- case Mul:
+ case Mul:
assert(getType() == LHS->getType() &&
"Arithmetic operation should return same type as operands!");
- assert((getType()->isInteger() || getType()->isFloatingPoint() ||
- isa<VectorType>(getType())) &&
- "Tried to create an arithmetic operation on a non-arithmetic type!");
+ assert(getType()->isIntOrIntVector() &&
+ "Tried to create an integer operation on a non-integer type!");
+ break;
+ case FAdd: case FSub:
+ case FMul:
+ assert(getType() == LHS->getType() &&
+ "Arithmetic operation should return same type as operands!");
+ assert(getType()->isFPOrFPVector() &&
+ "Tried to create a floating-point operation on a "
+ "non-floating-point type!");
break;
case UDiv:
case SDiv:
case FDiv:
assert(getType() == LHS->getType() &&
"Arithmetic operation should return same type as operands!");
- assert((getType()->isFloatingPoint() || (isa<VectorType>(getType()) &&
- cast<VectorType>(getType())->getElementType()->isFloatingPoint()))
- && "Incorrect operand type (not floating point) for FDIV");
+ assert(getType()->isFPOrFPVector() &&
+ "Incorrect operand type (not floating point) for FDIV");
break;
case URem:
case SRem:
case FRem:
assert(getType() == LHS->getType() &&
"Arithmetic operation should return same type as operands!");
- assert((getType()->isFloatingPoint() || (isa<VectorType>(getType()) &&
- cast<VectorType>(getType())->getElementType()->isFloatingPoint()))
- && "Incorrect operand type (not floating point) for FREM");
+ assert(getType()->isFPOrFPVector() &&
+ "Incorrect operand type (not floating point) for FREM");
break;
case Shl:
case LShr:
case AShr:
assert(getType() == LHS->getType() &&
"Shift operation should return same type as operands!");
- assert(getType()->isInteger() &&
- "Shift operation requires integer operands");
+ assert((getType()->isInteger() ||
+ (isa<VectorType>(getType()) &&
+ cast<VectorType>(getType())->getElementType()->isInteger())) &&
+ "Tried to create a shift operation on a non-integral type!");
break;
case And: case Or:
case Xor:
#endif
}
-BinaryOperator *BinaryOperator::create(BinaryOps Op, Value *S1, Value *S2,
+BinaryOperator *BinaryOperator::Create(BinaryOps Op, Value *S1, Value *S2,
const std::string &Name,
Instruction *InsertBefore) {
assert(S1->getType() == S2->getType() &&
return new BinaryOperator(Op, S1, S2, S1->getType(), Name, InsertBefore);
}
-BinaryOperator *BinaryOperator::create(BinaryOps Op, Value *S1, Value *S2,
+BinaryOperator *BinaryOperator::Create(BinaryOps Op, Value *S1, Value *S2,
const std::string &Name,
BasicBlock *InsertAtEnd) {
- BinaryOperator *Res = create(Op, S1, S2, Name);
+ BinaryOperator *Res = Create(Op, S1, S2, Name);
InsertAtEnd->getInstList().push_back(Res);
return Res;
}
-BinaryOperator *BinaryOperator::createNeg(Value *Op, const std::string &Name,
+BinaryOperator *BinaryOperator::CreateNeg(Value *Op, const std::string &Name,
Instruction *InsertBefore) {
Value *zero = ConstantExpr::getZeroValueForNegationExpr(Op->getType());
return new BinaryOperator(Instruction::Sub,
Op->getType(), Name, InsertBefore);
}
-BinaryOperator *BinaryOperator::createNeg(Value *Op, const std::string &Name,
+BinaryOperator *BinaryOperator::CreateNeg(Value *Op, const std::string &Name,
BasicBlock *InsertAtEnd) {
Value *zero = ConstantExpr::getZeroValueForNegationExpr(Op->getType());
return new BinaryOperator(Instruction::Sub,
Op->getType(), Name, InsertAtEnd);
}
-BinaryOperator *BinaryOperator::createNot(Value *Op, const std::string &Name,
+BinaryOperator *BinaryOperator::CreateFNeg(Value *Op, const std::string &Name,
+ Instruction *InsertBefore) {
+ Value *zero = ConstantExpr::getZeroValueForNegationExpr(Op->getType());
+ return new BinaryOperator(Instruction::FSub,
+ zero, Op,
+ Op->getType(), Name, InsertBefore);
+}
+
+BinaryOperator *BinaryOperator::CreateFNeg(Value *Op, const std::string &Name,
+ BasicBlock *InsertAtEnd) {
+ Value *zero = ConstantExpr::getZeroValueForNegationExpr(Op->getType());
+ return new BinaryOperator(Instruction::FSub,
+ zero, Op,
+ Op->getType(), Name, InsertAtEnd);
+}
+
+BinaryOperator *BinaryOperator::CreateNot(Value *Op, const std::string &Name,
Instruction *InsertBefore) {
Constant *C;
if (const VectorType *PTy = dyn_cast<VectorType>(Op->getType())) {
Op->getType(), Name, InsertBefore);
}
-BinaryOperator *BinaryOperator::createNot(Value *Op, const std::string &Name,
+BinaryOperator *BinaryOperator::CreateNot(Value *Op, const std::string &Name,
BasicBlock *InsertAtEnd) {
Constant *AllOnes;
if (const VectorType *PTy = dyn_cast<VectorType>(Op->getType())) {
return false;
}
+bool BinaryOperator::isFNeg(const Value *V) {
+ if (const BinaryOperator *Bop = dyn_cast<BinaryOperator>(V))
+ if (Bop->getOpcode() == Instruction::FSub)
+ return Bop->getOperand(0) ==
+ ConstantExpr::getZeroValueForNegationExpr(Bop->getType());
+ return false;
+}
+
bool BinaryOperator::isNot(const Value *V) {
if (const BinaryOperator *Bop = dyn_cast<BinaryOperator>(V))
return (Bop->getOpcode() == Instruction::Xor &&
return getNegArgument(const_cast<Value*>(BinOp));
}
+Value *BinaryOperator::getFNegArgument(Value *BinOp) {
+ assert(isFNeg(BinOp) && "getFNegArgument from non-'fneg' instruction!");
+ return cast<BinaryOperator>(BinOp)->getOperand(1);
+}
+
+const Value *BinaryOperator::getFNegArgument(const Value *BinOp) {
+ return getFNegArgument(const_cast<Value*>(BinOp));
+}
+
Value *BinaryOperator::getNotArgument(Value *BinOp) {
assert(isNot(BinOp) && "getNotArgument on non-'not' instruction!");
BinaryOperator *BO = cast<BinaryOperator>(BinOp);
bool BinaryOperator::swapOperands() {
if (!isCommutative())
return true; // Can't commute operands
- std::swap(Ops[0], Ops[1]);
+ Op<0>().swap(Op<1>());
return false;
}
/// changed in order to effect the cast. Essentially, it identifies cases where
/// no code gen is necessary for the cast, hence the name no-op cast. For
/// example, the following are all no-op casts:
-/// # bitcast uint %X, int
-/// # bitcast uint* %x, sbyte*
-/// # bitcast vector< 2 x int > %x, vector< 4 x short>
-/// # ptrtoint uint* %x, uint ; on 32-bit plaforms only
+/// # bitcast i32* %x to i8*
+/// # bitcast <2 x i32> %x to <4 x i16>
+/// # ptrtoint i32* %x to i32 ; on 32-bit plaforms only
/// @brief Determine if a cast is a no-op.
bool CastInst::isNoopCast(const Type *IntPtrTy) const {
switch (getOpcode()) {
case Instruction::BitCast:
return true; // BitCast never modifies bits.
case Instruction::PtrToInt:
- return IntPtrTy->getPrimitiveSizeInBits() ==
- getType()->getPrimitiveSizeInBits();
+ return IntPtrTy->getScalarSizeInBits() ==
+ getType()->getScalarSizeInBits();
case Instruction::IntToPtr:
- return IntPtrTy->getPrimitiveSizeInBits() ==
- getOperand(0)->getType()->getPrimitiveSizeInBits();
+ return IntPtrTy->getScalarSizeInBits() ==
+ getOperand(0)->getType()->getScalarSizeInBits();
}
}
// BITCONVERT = FirstClass n/a FirstClass n/a
//
// NOTE: some transforms are safe, but we consider them to be non-profitable.
- // For example, we could merge "fptoui double to uint" + "zext uint to ulong",
- // into "fptoui double to ulong", but this loses information about the range
+ // For example, we could merge "fptoui double to i32" + "zext i32 to i64",
+ // into "fptoui double to i64", but this loses information about the range
// of the produced value (we no longer know the top-part is all zeros).
// Further this conversion is often much more expensive for typical hardware,
// and causes issues when building libgcc. We disallow fptosi+sext for the
return 0;
case 7: {
// ptrtoint, inttoptr -> bitcast (ptr -> ptr) if int size is >= ptr size
- unsigned PtrSize = IntPtrTy->getPrimitiveSizeInBits();
- unsigned MidSize = MidTy->getPrimitiveSizeInBits();
+ unsigned PtrSize = IntPtrTy->getScalarSizeInBits();
+ unsigned MidSize = MidTy->getScalarSizeInBits();
if (MidSize >= PtrSize)
return Instruction::BitCast;
return 0;
// ext, trunc -> bitcast, if the SrcTy and DstTy are same size
// ext, trunc -> ext, if sizeof(SrcTy) < sizeof(DstTy)
// ext, trunc -> trunc, if sizeof(SrcTy) > sizeof(DstTy)
- unsigned SrcSize = SrcTy->getPrimitiveSizeInBits();
- unsigned DstSize = DstTy->getPrimitiveSizeInBits();
+ unsigned SrcSize = SrcTy->getScalarSizeInBits();
+ unsigned DstSize = DstTy->getScalarSizeInBits();
if (SrcSize == DstSize)
return Instruction::BitCast;
else if (SrcSize < DstSize)
return 0;
case 13: {
// inttoptr, ptrtoint -> bitcast if SrcSize<=PtrSize and SrcSize==DstSize
- unsigned PtrSize = IntPtrTy->getPrimitiveSizeInBits();
- unsigned SrcSize = SrcTy->getPrimitiveSizeInBits();
- unsigned DstSize = DstTy->getPrimitiveSizeInBits();
+ unsigned PtrSize = IntPtrTy->getScalarSizeInBits();
+ unsigned SrcSize = SrcTy->getScalarSizeInBits();
+ unsigned DstSize = DstTy->getScalarSizeInBits();
if (SrcSize <= PtrSize && SrcSize == DstSize)
return Instruction::BitCast;
return 0;
return 0;
}
-CastInst *CastInst::create(Instruction::CastOps op, Value *S, const Type *Ty,
+CastInst *CastInst::Create(Instruction::CastOps op, Value *S, const Type *Ty,
const std::string &Name, Instruction *InsertBefore) {
// Construct and return the appropriate CastInst subclass
switch (op) {
return 0;
}
-CastInst *CastInst::create(Instruction::CastOps op, Value *S, const Type *Ty,
+CastInst *CastInst::Create(Instruction::CastOps op, Value *S, const Type *Ty,
const std::string &Name, BasicBlock *InsertAtEnd) {
// Construct and return the appropriate CastInst subclass
switch (op) {
return 0;
}
-CastInst *CastInst::createZExtOrBitCast(Value *S, const Type *Ty,
+CastInst *CastInst::CreateZExtOrBitCast(Value *S, const Type *Ty,
const std::string &Name,
Instruction *InsertBefore) {
- if (S->getType()->getPrimitiveSizeInBits() == Ty->getPrimitiveSizeInBits())
- return create(Instruction::BitCast, S, Ty, Name, InsertBefore);
- return create(Instruction::ZExt, S, Ty, Name, InsertBefore);
+ if (S->getType()->getScalarSizeInBits() == Ty->getScalarSizeInBits())
+ return Create(Instruction::BitCast, S, Ty, Name, InsertBefore);
+ return Create(Instruction::ZExt, S, Ty, Name, InsertBefore);
}
-CastInst *CastInst::createZExtOrBitCast(Value *S, const Type *Ty,
+CastInst *CastInst::CreateZExtOrBitCast(Value *S, const Type *Ty,
const std::string &Name,
BasicBlock *InsertAtEnd) {
- if (S->getType()->getPrimitiveSizeInBits() == Ty->getPrimitiveSizeInBits())
- return create(Instruction::BitCast, S, Ty, Name, InsertAtEnd);
- return create(Instruction::ZExt, S, Ty, Name, InsertAtEnd);
+ if (S->getType()->getScalarSizeInBits() == Ty->getScalarSizeInBits())
+ return Create(Instruction::BitCast, S, Ty, Name, InsertAtEnd);
+ return Create(Instruction::ZExt, S, Ty, Name, InsertAtEnd);
}
-CastInst *CastInst::createSExtOrBitCast(Value *S, const Type *Ty,
+CastInst *CastInst::CreateSExtOrBitCast(Value *S, const Type *Ty,
const std::string &Name,
Instruction *InsertBefore) {
- if (S->getType()->getPrimitiveSizeInBits() == Ty->getPrimitiveSizeInBits())
- return create(Instruction::BitCast, S, Ty, Name, InsertBefore);
- return create(Instruction::SExt, S, Ty, Name, InsertBefore);
+ if (S->getType()->getScalarSizeInBits() == Ty->getScalarSizeInBits())
+ return Create(Instruction::BitCast, S, Ty, Name, InsertBefore);
+ return Create(Instruction::SExt, S, Ty, Name, InsertBefore);
}
-CastInst *CastInst::createSExtOrBitCast(Value *S, const Type *Ty,
+CastInst *CastInst::CreateSExtOrBitCast(Value *S, const Type *Ty,
const std::string &Name,
BasicBlock *InsertAtEnd) {
- if (S->getType()->getPrimitiveSizeInBits() == Ty->getPrimitiveSizeInBits())
- return create(Instruction::BitCast, S, Ty, Name, InsertAtEnd);
- return create(Instruction::SExt, S, Ty, Name, InsertAtEnd);
+ if (S->getType()->getScalarSizeInBits() == Ty->getScalarSizeInBits())
+ return Create(Instruction::BitCast, S, Ty, Name, InsertAtEnd);
+ return Create(Instruction::SExt, S, Ty, Name, InsertAtEnd);
}
-CastInst *CastInst::createTruncOrBitCast(Value *S, const Type *Ty,
+CastInst *CastInst::CreateTruncOrBitCast(Value *S, const Type *Ty,
const std::string &Name,
Instruction *InsertBefore) {
- if (S->getType()->getPrimitiveSizeInBits() == Ty->getPrimitiveSizeInBits())
- return create(Instruction::BitCast, S, Ty, Name, InsertBefore);
- return create(Instruction::Trunc, S, Ty, Name, InsertBefore);
+ if (S->getType()->getScalarSizeInBits() == Ty->getScalarSizeInBits())
+ return Create(Instruction::BitCast, S, Ty, Name, InsertBefore);
+ return Create(Instruction::Trunc, S, Ty, Name, InsertBefore);
}
-CastInst *CastInst::createTruncOrBitCast(Value *S, const Type *Ty,
+CastInst *CastInst::CreateTruncOrBitCast(Value *S, const Type *Ty,
const std::string &Name,
BasicBlock *InsertAtEnd) {
- if (S->getType()->getPrimitiveSizeInBits() == Ty->getPrimitiveSizeInBits())
- return create(Instruction::BitCast, S, Ty, Name, InsertAtEnd);
- return create(Instruction::Trunc, S, Ty, Name, InsertAtEnd);
+ if (S->getType()->getScalarSizeInBits() == Ty->getScalarSizeInBits())
+ return Create(Instruction::BitCast, S, Ty, Name, InsertAtEnd);
+ return Create(Instruction::Trunc, S, Ty, Name, InsertAtEnd);
}
-CastInst *CastInst::createPointerCast(Value *S, const Type *Ty,
+CastInst *CastInst::CreatePointerCast(Value *S, const Type *Ty,
const std::string &Name,
BasicBlock *InsertAtEnd) {
assert(isa<PointerType>(S->getType()) && "Invalid cast");
"Invalid cast");
if (Ty->isInteger())
- return create(Instruction::PtrToInt, S, Ty, Name, InsertAtEnd);
- return create(Instruction::BitCast, S, Ty, Name, InsertAtEnd);
+ return Create(Instruction::PtrToInt, S, Ty, Name, InsertAtEnd);
+ return Create(Instruction::BitCast, S, Ty, Name, InsertAtEnd);
}
/// @brief Create a BitCast or a PtrToInt cast instruction
-CastInst *CastInst::createPointerCast(Value *S, const Type *Ty,
+CastInst *CastInst::CreatePointerCast(Value *S, const Type *Ty,
const std::string &Name,
Instruction *InsertBefore) {
assert(isa<PointerType>(S->getType()) && "Invalid cast");
"Invalid cast");
if (Ty->isInteger())
- return create(Instruction::PtrToInt, S, Ty, Name, InsertBefore);
- return create(Instruction::BitCast, S, Ty, Name, InsertBefore);
+ return Create(Instruction::PtrToInt, S, Ty, Name, InsertBefore);
+ return Create(Instruction::BitCast, S, Ty, Name, InsertBefore);
}
-CastInst *CastInst::createIntegerCast(Value *C, const Type *Ty,
+CastInst *CastInst::CreateIntegerCast(Value *C, const Type *Ty,
bool isSigned, const std::string &Name,
Instruction *InsertBefore) {
assert(C->getType()->isInteger() && Ty->isInteger() && "Invalid cast");
- unsigned SrcBits = C->getType()->getPrimitiveSizeInBits();
- unsigned DstBits = Ty->getPrimitiveSizeInBits();
+ unsigned SrcBits = C->getType()->getScalarSizeInBits();
+ unsigned DstBits = Ty->getScalarSizeInBits();
Instruction::CastOps opcode =
(SrcBits == DstBits ? Instruction::BitCast :
(SrcBits > DstBits ? Instruction::Trunc :
(isSigned ? Instruction::SExt : Instruction::ZExt)));
- return create(opcode, C, Ty, Name, InsertBefore);
+ return Create(opcode, C, Ty, Name, InsertBefore);
}
-CastInst *CastInst::createIntegerCast(Value *C, const Type *Ty,
+CastInst *CastInst::CreateIntegerCast(Value *C, const Type *Ty,
bool isSigned, const std::string &Name,
BasicBlock *InsertAtEnd) {
- assert(C->getType()->isInteger() && Ty->isInteger() && "Invalid cast");
- unsigned SrcBits = C->getType()->getPrimitiveSizeInBits();
- unsigned DstBits = Ty->getPrimitiveSizeInBits();
+ assert(C->getType()->isIntOrIntVector() && Ty->isIntOrIntVector() &&
+ "Invalid cast");
+ unsigned SrcBits = C->getType()->getScalarSizeInBits();
+ unsigned DstBits = Ty->getScalarSizeInBits();
Instruction::CastOps opcode =
(SrcBits == DstBits ? Instruction::BitCast :
(SrcBits > DstBits ? Instruction::Trunc :
(isSigned ? Instruction::SExt : Instruction::ZExt)));
- return create(opcode, C, Ty, Name, InsertAtEnd);
+ return Create(opcode, C, Ty, Name, InsertAtEnd);
}
-CastInst *CastInst::createFPCast(Value *C, const Type *Ty,
+CastInst *CastInst::CreateFPCast(Value *C, const Type *Ty,
const std::string &Name,
Instruction *InsertBefore) {
- assert(C->getType()->isFloatingPoint() && Ty->isFloatingPoint() &&
+ assert(C->getType()->isFPOrFPVector() && Ty->isFPOrFPVector() &&
"Invalid cast");
- unsigned SrcBits = C->getType()->getPrimitiveSizeInBits();
- unsigned DstBits = Ty->getPrimitiveSizeInBits();
+ unsigned SrcBits = C->getType()->getScalarSizeInBits();
+ unsigned DstBits = Ty->getScalarSizeInBits();
Instruction::CastOps opcode =
(SrcBits == DstBits ? Instruction::BitCast :
(SrcBits > DstBits ? Instruction::FPTrunc : Instruction::FPExt));
- return create(opcode, C, Ty, Name, InsertBefore);
+ return Create(opcode, C, Ty, Name, InsertBefore);
}
-CastInst *CastInst::createFPCast(Value *C, const Type *Ty,
+CastInst *CastInst::CreateFPCast(Value *C, const Type *Ty,
const std::string &Name,
BasicBlock *InsertAtEnd) {
- assert(C->getType()->isFloatingPoint() && Ty->isFloatingPoint() &&
+ assert(C->getType()->isFPOrFPVector() && Ty->isFPOrFPVector() &&
"Invalid cast");
- unsigned SrcBits = C->getType()->getPrimitiveSizeInBits();
- unsigned DstBits = Ty->getPrimitiveSizeInBits();
+ unsigned SrcBits = C->getType()->getScalarSizeInBits();
+ unsigned DstBits = Ty->getScalarSizeInBits();
Instruction::CastOps opcode =
(SrcBits == DstBits ? Instruction::BitCast :
(SrcBits > DstBits ? Instruction::FPTrunc : Instruction::FPExt));
- return create(opcode, C, Ty, Name, InsertAtEnd);
+ return Create(opcode, C, Ty, Name, InsertAtEnd);
}
// Check whether it is valid to call getCastOpcode for these types.
return true;
// Get the bit sizes, we'll need these
- unsigned SrcBits = SrcTy->getPrimitiveSizeInBits(); // 0 for ptr/vector
- unsigned DestBits = DestTy->getPrimitiveSizeInBits(); // 0 for ptr/vector
+ unsigned SrcBits = SrcTy->getScalarSizeInBits(); // 0 for ptr
+ unsigned DestBits = DestTy->getScalarSizeInBits(); // 0 for ptr
// Run through the possibilities ...
- if (DestTy->isInteger()) { // Casting to integral
- if (SrcTy->isInteger()) { // Casting from integral
+ if (DestTy->isInteger()) { // Casting to integral
+ if (SrcTy->isInteger()) { // Casting from integral
return true;
- } else if (SrcTy->isFloatingPoint()) { // Casting from floating pt
+ } else if (SrcTy->isFloatingPoint()) { // Casting from floating pt
return true;
} else if (const VectorType *PTy = dyn_cast<VectorType>(SrcTy)) {
- // Casting from vector
+ // Casting from vector
return DestBits == PTy->getBitWidth();
- } else { // Casting from something else
+ } else { // Casting from something else
return isa<PointerType>(SrcTy);
}
- } else if (DestTy->isFloatingPoint()) { // Casting to floating pt
- if (SrcTy->isInteger()) { // Casting from integral
+ } else if (DestTy->isFloatingPoint()) { // Casting to floating pt
+ if (SrcTy->isInteger()) { // Casting from integral
return true;
- } else if (SrcTy->isFloatingPoint()) { // Casting from floating pt
+ } else if (SrcTy->isFloatingPoint()) { // Casting from floating pt
return true;
} else if (const VectorType *PTy = dyn_cast<VectorType>(SrcTy)) {
- // Casting from vector
+ // Casting from vector
return DestBits == PTy->getBitWidth();
- } else { // Casting from something else
+ } else { // Casting from something else
return false;
}
} else if (const VectorType *DestPTy = dyn_cast<VectorType>(DestTy)) {
- // Casting to vector
+ // Casting to vector
if (const VectorType *SrcPTy = dyn_cast<VectorType>(SrcTy)) {
- // Casting from vector
+ // Casting from vector
return DestPTy->getBitWidth() == SrcPTy->getBitWidth();
- } else { // Casting from something else
+ } else { // Casting from something else
return DestPTy->getBitWidth() == SrcBits;
}
- } else if (isa<PointerType>(DestTy)) { // Casting to pointer
- if (isa<PointerType>(SrcTy)) { // Casting from pointer
+ } else if (isa<PointerType>(DestTy)) { // Casting to pointer
+ if (isa<PointerType>(SrcTy)) { // Casting from pointer
return true;
- } else if (SrcTy->isInteger()) { // Casting from integral
+ } else if (SrcTy->isInteger()) { // Casting from integral
return true;
- } else { // Casting from something else
+ } else { // Casting from something else
return false;
}
- } else { // Casting to something else
+ } else { // Casting to something else
return false;
}
}
const Value *Src, bool SrcIsSigned, const Type *DestTy, bool DestIsSigned) {
// Get the bit sizes, we'll need these
const Type *SrcTy = Src->getType();
- unsigned SrcBits = SrcTy->getPrimitiveSizeInBits(); // 0 for ptr/vector
- unsigned DestBits = DestTy->getPrimitiveSizeInBits(); // 0 for ptr/vector
+ unsigned SrcBits = SrcTy->getScalarSizeInBits(); // 0 for ptr
+ unsigned DestBits = DestTy->getScalarSizeInBits(); // 0 for ptr
assert(SrcTy->isFirstClassType() && DestTy->isFirstClassType() &&
"Only first class types are castable!");
} else if (const VectorType *PTy = dyn_cast<VectorType>(SrcTy)) {
assert(DestBits == PTy->getBitWidth() &&
"Casting vector to integer of different width");
+ PTy = NULL;
return BitCast; // Same size, no-op cast
} else {
assert(isa<PointerType>(SrcTy) &&
} else if (const VectorType *PTy = dyn_cast<VectorType>(SrcTy)) {
assert(DestBits == PTy->getBitWidth() &&
"Casting vector to floating point of different width");
- return BitCast; // same size, no-op cast
+ PTy = NULL;
+ return BitCast; // same size, no-op cast
} else {
assert(0 && "Casting pointer or non-first class to float");
}
if (const VectorType *SrcPTy = dyn_cast<VectorType>(SrcTy)) {
assert(DestPTy->getBitWidth() == SrcPTy->getBitWidth() &&
"Casting vector to vector of different widths");
+ SrcPTy = NULL;
return BitCast; // vector -> vector
} else if (DestPTy->getBitWidth() == SrcBits) {
return BitCast; // float/int -> vector
return false;
// Get the size of the types in bits, we'll need this later
- unsigned SrcBitSize = SrcTy->getPrimitiveSizeInBits();
- unsigned DstBitSize = DstTy->getPrimitiveSizeInBits();
+ unsigned SrcBitSize = SrcTy->getScalarSizeInBits();
+ unsigned DstBitSize = DstTy->getScalarSizeInBits();
// Switch on the opcode provided
switch (op) {
default: return false; // This is an input error
case Instruction::Trunc:
- return SrcTy->isInteger() && DstTy->isInteger()&& SrcBitSize > DstBitSize;
+ return SrcTy->isIntOrIntVector() &&
+ DstTy->isIntOrIntVector()&& SrcBitSize > DstBitSize;
case Instruction::ZExt:
- return SrcTy->isInteger() && DstTy->isInteger()&& SrcBitSize < DstBitSize;
+ return SrcTy->isIntOrIntVector() &&
+ DstTy->isIntOrIntVector()&& SrcBitSize < DstBitSize;
case Instruction::SExt:
- return SrcTy->isInteger() && DstTy->isInteger()&& SrcBitSize < DstBitSize;
+ return SrcTy->isIntOrIntVector() &&
+ DstTy->isIntOrIntVector()&& SrcBitSize < DstBitSize;
case Instruction::FPTrunc:
- return SrcTy->isFloatingPoint() && DstTy->isFloatingPoint() &&
- SrcBitSize > DstBitSize;
+ return SrcTy->isFPOrFPVector() &&
+ DstTy->isFPOrFPVector() &&
+ SrcBitSize > DstBitSize;
case Instruction::FPExt:
- return SrcTy->isFloatingPoint() && DstTy->isFloatingPoint() &&
- SrcBitSize < DstBitSize;
+ return SrcTy->isFPOrFPVector() &&
+ DstTy->isFPOrFPVector() &&
+ SrcBitSize < DstBitSize;
case Instruction::UIToFP:
case Instruction::SIToFP:
if (const VectorType *SVTy = dyn_cast<VectorType>(SrcTy)) {
if (const VectorType *DVTy = dyn_cast<VectorType>(DstTy)) {
- return SVTy->getElementType()->isInteger() &&
- DVTy->getElementType()->isFloatingPoint() &&
+ return SVTy->getElementType()->isIntOrIntVector() &&
+ DVTy->getElementType()->isFPOrFPVector() &&
SVTy->getNumElements() == DVTy->getNumElements();
}
}
- return SrcTy->isInteger() && DstTy->isFloatingPoint();
+ return SrcTy->isIntOrIntVector() && DstTy->isFPOrFPVector();
case Instruction::FPToUI:
case Instruction::FPToSI:
if (const VectorType *SVTy = dyn_cast<VectorType>(SrcTy)) {
if (const VectorType *DVTy = dyn_cast<VectorType>(DstTy)) {
- return SVTy->getElementType()->isFloatingPoint() &&
- DVTy->getElementType()->isInteger() &&
+ return SVTy->getElementType()->isFPOrFPVector() &&
+ DVTy->getElementType()->isIntOrIntVector() &&
SVTy->getNumElements() == DVTy->getNumElements();
}
}
- return SrcTy->isFloatingPoint() && DstTy->isInteger();
+ return SrcTy->isFPOrFPVector() && DstTy->isIntOrIntVector();
case Instruction::PtrToInt:
return isa<PointerType>(SrcTy) && DstTy->isInteger();
case Instruction::IntToPtr:
// Now we know we're not dealing with a pointer/non-pointer mismatch. In all
// these cases, the cast is okay if the source and destination bit widths
// are identical.
- return SrcBitSize == DstBitSize;
+ return SrcTy->getPrimitiveSizeInBits() == DstTy->getPrimitiveSizeInBits();
}
}
// CmpInst Classes
//===----------------------------------------------------------------------===//
-CmpInst::CmpInst(OtherOps op, unsigned short predicate, Value *LHS, Value *RHS,
- const std::string &Name, Instruction *InsertBefore)
- : Instruction(Type::Int1Ty, op, Ops, 2, InsertBefore) {
- Ops[0].init(LHS, this);
- Ops[1].init(RHS, this);
+CmpInst::CmpInst(const Type *ty, OtherOps op, unsigned short predicate,
+ Value *LHS, Value *RHS, const std::string &Name,
+ Instruction *InsertBefore)
+ : Instruction(ty, op,
+ OperandTraits<CmpInst>::op_begin(this),
+ OperandTraits<CmpInst>::operands(this),
+ InsertBefore) {
+ Op<0>() = LHS;
+ Op<1>() = RHS;
SubclassData = predicate;
setName(Name);
- if (op == Instruction::ICmp) {
- assert(predicate >= ICmpInst::FIRST_ICMP_PREDICATE &&
- predicate <= ICmpInst::LAST_ICMP_PREDICATE &&
- "Invalid ICmp predicate value");
- const Type* Op0Ty = getOperand(0)->getType();
- const Type* Op1Ty = getOperand(1)->getType();
- assert(Op0Ty == Op1Ty &&
- "Both operands to ICmp instruction are not of the same type!");
- // Check that the operands are the right type
- assert((Op0Ty->isInteger() || isa<PointerType>(Op0Ty)) &&
- "Invalid operand types for ICmp instruction");
- return;
- }
- assert(op == Instruction::FCmp && "Invalid CmpInst opcode");
- assert(predicate <= FCmpInst::LAST_FCMP_PREDICATE &&
- "Invalid FCmp predicate value");
- const Type* Op0Ty = getOperand(0)->getType();
- const Type* Op1Ty = getOperand(1)->getType();
- assert(Op0Ty == Op1Ty &&
- "Both operands to FCmp instruction are not of the same type!");
- // Check that the operands are the right type
- assert(Op0Ty->isFloatingPoint() &&
- "Invalid operand types for FCmp instruction");
}
-
-CmpInst::CmpInst(OtherOps op, unsigned short predicate, Value *LHS, Value *RHS,
- const std::string &Name, BasicBlock *InsertAtEnd)
- : Instruction(Type::Int1Ty, op, Ops, 2, InsertAtEnd) {
- Ops[0].init(LHS, this);
- Ops[1].init(RHS, this);
+
+CmpInst::CmpInst(const Type *ty, OtherOps op, unsigned short predicate,
+ Value *LHS, Value *RHS, const std::string &Name,
+ BasicBlock *InsertAtEnd)
+ : Instruction(ty, op,
+ OperandTraits<CmpInst>::op_begin(this),
+ OperandTraits<CmpInst>::operands(this),
+ InsertAtEnd) {
+ Op<0>() = LHS;
+ Op<1>() = RHS;
SubclassData = predicate;
setName(Name);
- if (op == Instruction::ICmp) {
- assert(predicate >= ICmpInst::FIRST_ICMP_PREDICATE &&
- predicate <= ICmpInst::LAST_ICMP_PREDICATE &&
- "Invalid ICmp predicate value");
-
- const Type* Op0Ty = getOperand(0)->getType();
- const Type* Op1Ty = getOperand(1)->getType();
- assert(Op0Ty == Op1Ty &&
- "Both operands to ICmp instruction are not of the same type!");
- // Check that the operands are the right type
- assert(Op0Ty->isInteger() || isa<PointerType>(Op0Ty) &&
- "Invalid operand types for ICmp instruction");
- return;
- }
- assert(op == Instruction::FCmp && "Invalid CmpInst opcode");
- assert(predicate <= FCmpInst::LAST_FCMP_PREDICATE &&
- "Invalid FCmp predicate value");
- const Type* Op0Ty = getOperand(0)->getType();
- const Type* Op1Ty = getOperand(1)->getType();
- assert(Op0Ty == Op1Ty &&
- "Both operands to FCmp instruction are not of the same type!");
- // Check that the operands are the right type
- assert(Op0Ty->isFloatingPoint() &&
- "Invalid operand types for FCmp instruction");
}
CmpInst *
-CmpInst::create(OtherOps Op, unsigned short predicate, Value *S1, Value *S2,
+CmpInst::Create(OtherOps Op, unsigned short predicate, Value *S1, Value *S2,
const std::string &Name, Instruction *InsertBefore) {
if (Op == Instruction::ICmp) {
- return new ICmpInst(ICmpInst::Predicate(predicate), S1, S2, Name,
+ return new ICmpInst(CmpInst::Predicate(predicate), S1, S2, Name,
InsertBefore);
}
- return new FCmpInst(FCmpInst::Predicate(predicate), S1, S2, Name,
- InsertBefore);
+ if (Op == Instruction::FCmp) {
+ return new FCmpInst(CmpInst::Predicate(predicate), S1, S2, Name,
+ InsertBefore);
+ }
+ if (Op == Instruction::VICmp) {
+ return new VICmpInst(CmpInst::Predicate(predicate), S1, S2, Name,
+ InsertBefore);
+ }
+ return new VFCmpInst(CmpInst::Predicate(predicate), S1, S2, Name,
+ InsertBefore);
}
CmpInst *
-CmpInst::create(OtherOps Op, unsigned short predicate, Value *S1, Value *S2,
+CmpInst::Create(OtherOps Op, unsigned short predicate, Value *S1, Value *S2,
const std::string &Name, BasicBlock *InsertAtEnd) {
if (Op == Instruction::ICmp) {
- return new ICmpInst(ICmpInst::Predicate(predicate), S1, S2, Name,
+ return new ICmpInst(CmpInst::Predicate(predicate), S1, S2, Name,
InsertAtEnd);
}
- return new FCmpInst(FCmpInst::Predicate(predicate), S1, S2, Name,
- InsertAtEnd);
+ if (Op == Instruction::FCmp) {
+ return new FCmpInst(CmpInst::Predicate(predicate), S1, S2, Name,
+ InsertAtEnd);
+ }
+ if (Op == Instruction::VICmp) {
+ return new VICmpInst(CmpInst::Predicate(predicate), S1, S2, Name,
+ InsertAtEnd);
+ }
+ return new VFCmpInst(CmpInst::Predicate(predicate), S1, S2, Name,
+ InsertAtEnd);
}
void CmpInst::swapOperands() {
}
-ICmpInst::Predicate ICmpInst::getInversePredicate(Predicate pred) {
+CmpInst::Predicate CmpInst::getInversePredicate(Predicate pred) {
switch (pred) {
- default:
- assert(!"Unknown icmp predicate!");
+ default: assert(!"Unknown cmp predicate!");
case ICMP_EQ: return ICMP_NE;
case ICMP_NE: return ICMP_EQ;
case ICMP_UGT: return ICMP_ULE;
case ICMP_SLT: return ICMP_SGE;
case ICMP_SGE: return ICMP_SLT;
case ICMP_SLE: return ICMP_SGT;
- }
-}
-ICmpInst::Predicate ICmpInst::getSwappedPredicate(Predicate pred) {
- switch (pred) {
- default: assert(! "Unknown icmp predicate!");
- case ICMP_EQ: case ICMP_NE:
- return pred;
- case ICMP_SGT: return ICMP_SLT;
- case ICMP_SLT: return ICMP_SGT;
- case ICMP_SGE: return ICMP_SLE;
- case ICMP_SLE: return ICMP_SGE;
- case ICMP_UGT: return ICMP_ULT;
- case ICMP_ULT: return ICMP_UGT;
- case ICMP_UGE: return ICMP_ULE;
- case ICMP_ULE: return ICMP_UGE;
+ case FCMP_OEQ: return FCMP_UNE;
+ case FCMP_ONE: return FCMP_UEQ;
+ case FCMP_OGT: return FCMP_ULE;
+ case FCMP_OLT: return FCMP_UGE;
+ case FCMP_OGE: return FCMP_ULT;
+ case FCMP_OLE: return FCMP_UGT;
+ case FCMP_UEQ: return FCMP_ONE;
+ case FCMP_UNE: return FCMP_OEQ;
+ case FCMP_UGT: return FCMP_OLE;
+ case FCMP_ULT: return FCMP_OGE;
+ case FCMP_UGE: return FCMP_OLT;
+ case FCMP_ULE: return FCMP_OGT;
+ case FCMP_ORD: return FCMP_UNO;
+ case FCMP_UNO: return FCMP_ORD;
+ case FCMP_TRUE: return FCMP_FALSE;
+ case FCMP_FALSE: return FCMP_TRUE;
}
}
return ConstantRange(Lower, Upper);
}
-FCmpInst::Predicate FCmpInst::getInversePredicate(Predicate pred) {
- switch (pred) {
- default:
- assert(!"Unknown icmp predicate!");
- case FCMP_OEQ: return FCMP_UNE;
- case FCMP_ONE: return FCMP_UEQ;
- case FCMP_OGT: return FCMP_ULE;
- case FCMP_OLT: return FCMP_UGE;
- case FCMP_OGE: return FCMP_ULT;
- case FCMP_OLE: return FCMP_UGT;
- case FCMP_UEQ: return FCMP_ONE;
- case FCMP_UNE: return FCMP_OEQ;
- case FCMP_UGT: return FCMP_OLE;
- case FCMP_ULT: return FCMP_OGE;
- case FCMP_UGE: return FCMP_OLT;
- case FCMP_ULE: return FCMP_OGT;
- case FCMP_ORD: return FCMP_UNO;
- case FCMP_UNO: return FCMP_ORD;
- case FCMP_TRUE: return FCMP_FALSE;
- case FCMP_FALSE: return FCMP_TRUE;
- }
-}
-
-FCmpInst::Predicate FCmpInst::getSwappedPredicate(Predicate pred) {
+CmpInst::Predicate CmpInst::getSwappedPredicate(Predicate pred) {
switch (pred) {
- default: assert(!"Unknown fcmp predicate!");
+ default: assert(!"Unknown cmp predicate!");
+ case ICMP_EQ: case ICMP_NE:
+ return pred;
+ case ICMP_SGT: return ICMP_SLT;
+ case ICMP_SLT: return ICMP_SGT;
+ case ICMP_SGE: return ICMP_SLE;
+ case ICMP_SLE: return ICMP_SGE;
+ case ICMP_UGT: return ICMP_ULT;
+ case ICMP_ULT: return ICMP_UGT;
+ case ICMP_UGE: return ICMP_ULE;
+ case ICMP_ULE: return ICMP_UGE;
+
case FCMP_FALSE: case FCMP_TRUE:
case FCMP_OEQ: case FCMP_ONE:
case FCMP_UEQ: case FCMP_UNE:
assert(Value && Default);
ReservedSpace = 2+NumCases*2;
NumOperands = 2;
- OperandList = new Use[ReservedSpace];
+ OperandList = allocHungoffUses(ReservedSpace);
- OperandList[0].init(Value, this);
- OperandList[1].init(Default, this);
+ OperandList[0] = Value;
+ OperandList[1] = Default;
}
/// SwitchInst ctor - Create a new switch instruction, specifying a value to
SwitchInst::SwitchInst(const SwitchInst &SI)
: TerminatorInst(Type::VoidTy, Instruction::Switch,
- new Use[SI.getNumOperands()], SI.getNumOperands()) {
+ allocHungoffUses(SI.getNumOperands()), SI.getNumOperands()) {
Use *OL = OperandList, *InOL = SI.OperandList;
for (unsigned i = 0, E = SI.getNumOperands(); i != E; i+=2) {
- OL[i].init(InOL[i], this);
- OL[i+1].init(InOL[i+1], this);
+ OL[i] = InOL[i];
+ OL[i+1] = InOL[i+1];
}
}
SwitchInst::~SwitchInst() {
- delete [] OperandList;
+ dropHungoffUses(OperandList);
}
// Initialize some new operands.
assert(OpNo+1 < ReservedSpace && "Growing didn't work!");
NumOperands = OpNo+2;
- OperandList[OpNo].init(OnVal, this);
- OperandList[OpNo+1].init(Dest, this);
+ OperandList[OpNo] = OnVal;
+ OperandList[OpNo+1] = Dest;
}
/// removeCase - This method removes the specified successor from the switch
/// resizeOperands - resize operands - This adjusts the length of the operands
/// list according to the following behavior:
/// 1. If NumOps == 0, grow the operand list in response to a push_back style
-/// of operation. This grows the number of ops by 1.5 times.
+/// of operation. This grows the number of ops by 3 times.
/// 2. If NumOps > NumOperands, reserve space for NumOps operands.
/// 3. If NumOps == NumOperands, trim the reserved space.
///
void SwitchInst::resizeOperands(unsigned NumOps) {
+ unsigned e = getNumOperands();
if (NumOps == 0) {
- NumOps = getNumOperands()/2*6;
+ NumOps = e*3;
} else if (NumOps*2 > NumOperands) {
// No resize needed.
if (ReservedSpace >= NumOps) return;
}
ReservedSpace = NumOps;
- Use *NewOps = new Use[NumOps];
+ Use *NewOps = allocHungoffUses(NumOps);
Use *OldOps = OperandList;
- for (unsigned i = 0, e = getNumOperands(); i != e; ++i) {
- NewOps[i].init(OldOps[i], this);
- OldOps[i].set(0);
+ for (unsigned i = 0; i != e; ++i) {
+ NewOps[i] = OldOps[i];
}
- delete [] OldOps;
OperandList = NewOps;
+ if (OldOps) Use::zap(OldOps, OldOps + e, true);
}
setSuccessor(idx, B);
}
-
// Define these methods here so vtables don't get emitted into every translation
// unit that uses these classes.
GetElementPtrInst *GetElementPtrInst::clone() const {
- return new GetElementPtrInst(*this);
+ return new(getNumOperands()) GetElementPtrInst(*this);
}
BinaryOperator *BinaryOperator::clone() const {
- return create(getOpcode(), Ops[0], Ops[1]);
+ return Create(getOpcode(), Op<0>(), Op<1>());
}
FCmpInst* FCmpInst::clone() const {
- return new FCmpInst(getPredicate(), Ops[0], Ops[1]);
+ return new FCmpInst(getPredicate(), Op<0>(), Op<1>());
}
ICmpInst* ICmpInst::clone() const {
- return new ICmpInst(getPredicate(), Ops[0], Ops[1]);
+ return new ICmpInst(getPredicate(), Op<0>(), Op<1>());
+}
+
+VFCmpInst* VFCmpInst::clone() const {
+ return new VFCmpInst(getPredicate(), Op<0>(), Op<1>());
}
+VICmpInst* VICmpInst::clone() const {
+ return new VICmpInst(getPredicate(), Op<0>(), Op<1>());
+}
+
+ExtractValueInst *ExtractValueInst::clone() const {
+ return new ExtractValueInst(*this);
+}
+InsertValueInst *InsertValueInst::clone() const {
+ return new InsertValueInst(*this);
+}
+
MallocInst *MallocInst::clone() const { return new MallocInst(*this); }
AllocaInst *AllocaInst::clone() const { return new AllocaInst(*this); }
CastInst *PtrToIntInst::clone() const { return new PtrToIntInst(*this); }
CastInst *IntToPtrInst::clone() const { return new IntToPtrInst(*this); }
CastInst *BitCastInst::clone() const { return new BitCastInst(*this); }
-CallInst *CallInst::clone() const { return new CallInst(*this); }
-SelectInst *SelectInst::clone() const { return new SelectInst(*this); }
+CallInst *CallInst::clone() const {
+ return new(getNumOperands()) CallInst(*this);
+}
+SelectInst *SelectInst::clone() const {
+ return new(getNumOperands()) SelectInst(*this);
+}
VAArgInst *VAArgInst::clone() const { return new VAArgInst(*this); }
ExtractElementInst *ExtractElementInst::clone() const {
return new ExtractElementInst(*this);
}
InsertElementInst *InsertElementInst::clone() const {
- return new InsertElementInst(*this);
+ return InsertElementInst::Create(*this);
}
ShuffleVectorInst *ShuffleVectorInst::clone() const {
return new ShuffleVectorInst(*this);
}
PHINode *PHINode::clone() const { return new PHINode(*this); }
-ReturnInst *ReturnInst::clone() const { return new ReturnInst(*this); }
-BranchInst *BranchInst::clone() const { return new BranchInst(*this); }
+ReturnInst *ReturnInst::clone() const {
+ return new(getNumOperands()) ReturnInst(*this);
+}
+BranchInst *BranchInst::clone() const {
+ unsigned Ops(getNumOperands());
+ return new(Ops, Ops == 1) BranchInst(*this);
+}
SwitchInst *SwitchInst::clone() const { return new SwitchInst(*this); }
-InvokeInst *InvokeInst::clone() const { return new InvokeInst(*this); }
+InvokeInst *InvokeInst::clone() const {
+ return new(getNumOperands()) InvokeInst(*this);
+}
UnwindInst *UnwindInst::clone() const { return new UnwindInst(); }
UnreachableInst *UnreachableInst::clone() const { return new UnreachableInst();}