1
0
mirror of https://github.com/RPCS3/llvm-mirror.git synced 2024-11-22 02:33:06 +01:00

Revert "Allow invokable sub-classes of IntrinsicInst"

This reverts commit d87b9b81ccb95217181ce75515c6c68bbb408ca4.

Post commit review raised concerns, reverting while discussion happens.
This commit is contained in:
Philip Reames 2021-04-20 15:37:49 -07:00
parent 2608e4a8c5
commit 5209f18c1c
12 changed files with 39 additions and 49 deletions

View File

@ -154,8 +154,8 @@ public:
// instruction to a special delegation helper.
#define HANDLE_INST(NUM, OPCODE, CLASS) \
RetTy visit##OPCODE(CLASS &I) { \
if (NUM == Instruction::Call || NUM == Instruction::Invoke) \
return delegateCallBase(I); \
if (NUM == Instruction::Call) \
return delegateCallInst(I); \
else \
DELEGATE(CLASS); \
}
@ -215,12 +215,7 @@ public:
RetTy visitVAStartInst(VAStartInst &I) { DELEGATE(IntrinsicInst); }
RetTy visitVAEndInst(VAEndInst &I) { DELEGATE(IntrinsicInst); }
RetTy visitVACopyInst(VACopyInst &I) { DELEGATE(IntrinsicInst); }
RetTy visitIntrinsicInst(IntrinsicInst &I) {
if (isa<CallInst>(I))
return static_cast<SubClass*>(this)->visitCallInst(cast<CallInst>(I));
else
return static_cast<SubClass*>(this)->visitInvokeInst(cast<InvokeInst>(I));
}
RetTy visitIntrinsicInst(IntrinsicInst &I) { DELEGATE(CallInst); }
RetTy visitCallInst(CallInst &I) { DELEGATE(CallBase); }
RetTy visitInvokeInst(InvokeInst &I) { DELEGATE(CallBase); }
RetTy visitCallBrInst(CallBrInst &I) { DELEGATE(CallBase); }
@ -285,7 +280,7 @@ public:
private:
// Special helper function to delegate to CallInst subclass visitors.
RetTy delegateCallBase(CallBase &I) {
RetTy delegateCallInst(CallInst &I) {
if (const Function *F = I.getCalledFunction()) {
switch (F->getIntrinsicID()) {
default: DELEGATE(IntrinsicInst);
@ -301,16 +296,13 @@ private:
case Intrinsic::not_intrinsic: break;
}
}
if (isa<CallInst>(I))
return static_cast<SubClass*>(this)->visitCallInst(cast<CallInst>(I));
else
return static_cast<SubClass*>(this)->visitInvokeInst(cast<InvokeInst>(I));
DELEGATE(CallInst);
}
// An overload that will never actually be called, it is used only from dead
// code in the dispatching from opcodes to instruction subclasses.
RetTy delegateCallBase(Instruction &I) {
llvm_unreachable("delegateCallBase called for non-CallBase");
RetTy delegateCallInst(Instruction &I) {
llvm_unreachable("delegateCallInst called for non-CallInst");
}
};

View File

@ -13,10 +13,10 @@
// if (MemCpyInst *MCI = dyn_cast<MemCpyInst>(Inst))
// ... MCI->getDest() ... MCI->getSource() ...
//
// All intrinsic function calls are instances of the call or invoke instruction,
// so these are all subclasses of the CallBase class. Note that none of these
// classes has state or virtual methods, which is an important part of this
// gross/neat hack working.
// All intrinsic function calls are instances of the call instruction, so these
// are all subclasses of the CallInst class. Note that none of these classes
// has state or virtual methods, which is an important part of this gross/neat
// hack working.
//
//===----------------------------------------------------------------------===//
@ -42,7 +42,7 @@ namespace llvm {
/// A wrapper class for inspecting calls to intrinsic functions.
/// This allows the standard isa/dyncast/cast functionality to work with calls
/// to intrinsic functions.
class IntrinsicInst : public CallBase {
class IntrinsicInst : public CallInst {
public:
IntrinsicInst() = delete;
IntrinsicInst(const IntrinsicInst &) = delete;
@ -107,13 +107,13 @@ public:
}
// Methods for support type inquiry through isa, cast, and dyn_cast:
static bool classof(const CallBase *I) {
static bool classof(const CallInst *I) {
if (const Function *CF = I->getCalledFunction())
return CF->isIntrinsic();
return false;
}
static bool classof(const Value *V) {
return isa<CallBase>(V) && classof(cast<CallBase>(V));
return isa<CallInst>(V) && classof(cast<CallInst>(V));
}
};

View File

@ -83,7 +83,7 @@ void llvm::findDevirtualizableCallsForTypeTest(
// Find llvm.assume intrinsics for this llvm.type.test call.
for (const Use &CIU : CI->uses())
if (auto *Assume = dyn_cast<AssumeInst>(CIU.getUser()))
Assumes.push_back(cast<CallInst>(Assume));
Assumes.push_back(Assume);
// If we found any, search for virtual calls based on %p and add them to
// DevirtCalls.

View File

@ -1338,15 +1338,15 @@ bool FastISel::selectIntrinsicCall(const IntrinsicInst *II) {
return true;
}
case Intrinsic::experimental_stackmap:
return selectStackmap(cast<CallInst>(II));
return selectStackmap(II);
case Intrinsic::experimental_patchpoint_void:
case Intrinsic::experimental_patchpoint_i64:
return selectPatchpoint(cast<CallInst>(II));
return selectPatchpoint(II);
case Intrinsic::xray_customevent:
return selectXRayCustomEvent(cast<CallInst>(II));
return selectXRayCustomEvent(II);
case Intrinsic::xray_typedevent:
return selectXRayTypedEvent(cast<CallInst>(II));
return selectXRayTypedEvent(II);
}
return fastLowerIntrinsicCall(II);

View File

@ -244,7 +244,7 @@ void ShadowStackGCLowering::CollectRoots(Function &F) {
if (Function *F = CI->getCalledFunction())
if (F->getIntrinsicID() == Intrinsic::gcroot) {
std::pair<CallInst *, AllocaInst *> Pair = std::make_pair(
cast<CallInst>(CI),
CI,
cast<AllocaInst>(CI->getArgOperand(0)->stripPointerCasts()));
if (IsNullValue(CI->getArgOperand(1)))
Roots.push_back(Pair);

View File

@ -255,7 +255,7 @@ static const CallInst *findStackProtectorIntrinsic(Function &F) {
for (const Instruction &I : BB)
if (const auto *II = dyn_cast<IntrinsicInst>(&I))
if (II->getIntrinsicID() == Intrinsic::stackprotector)
return cast<CallInst>(II);
return II;
return nullptr;
}

View File

@ -1143,7 +1143,7 @@ void Interpreter::visitIntrinsicInst(IntrinsicInst &I) {
bool atBegin(Parent->begin() == Me);
if (!atBegin)
--Me;
IL->LowerIntrinsicCall(cast<CallInst>(&I));
IL->LowerIntrinsicCall(&I);
// Restore the CurInst pointer to the first instruction newly inserted, if
// any.

View File

@ -3482,8 +3482,7 @@ bool AArch64FastISel::fastLowerIntrinsicCall(const IntrinsicInst *II) {
return false;
const char *IntrMemName = isa<MemCpyInst>(II) ? "memcpy" : "memmove";
return lowerCallTo(cast<CallInst>(II), IntrMemName,
II->getNumArgOperands() - 1);
return lowerCallTo(II, IntrMemName, II->getNumArgOperands() - 1);
}
case Intrinsic::memset: {
const MemSetInst *MSI = cast<MemSetInst>(II);
@ -3499,8 +3498,7 @@ bool AArch64FastISel::fastLowerIntrinsicCall(const IntrinsicInst *II) {
// address spaces.
return false;
return lowerCallTo(cast<CallInst>(II), "memset",
II->getNumArgOperands() - 1);
return lowerCallTo(II, "memset", II->getNumArgOperands() - 1);
}
case Intrinsic::sin:
case Intrinsic::cos:

View File

@ -1660,7 +1660,7 @@ bool MipsFastISel::fastLowerIntrinsicCall(const IntrinsicInst *II) {
if (!MTI->getLength()->getType()->isIntegerTy(32))
return false;
const char *IntrMemName = isa<MemCpyInst>(II) ? "memcpy" : "memmove";
return lowerCallTo(cast<CallInst>(II), IntrMemName, II->getNumArgOperands() - 1);
return lowerCallTo(II, IntrMemName, II->getNumArgOperands() - 1);
}
case Intrinsic::memset: {
const MemSetInst *MSI = cast<MemSetInst>(II);
@ -1669,7 +1669,7 @@ bool MipsFastISel::fastLowerIntrinsicCall(const IntrinsicInst *II) {
return false;
if (!MSI->getLength()->getType()->isIntegerTy(32))
return false;
return lowerCallTo(cast<CallInst>(II), "memset", II->getNumArgOperands() - 1);
return lowerCallTo(II, "memset", II->getNumArgOperands() - 1);
}
}
return false;

View File

@ -2738,7 +2738,7 @@ bool X86FastISel::fastLowerIntrinsicCall(const IntrinsicInst *II) {
if (MCI->getSourceAddressSpace() > 255 || MCI->getDestAddressSpace() > 255)
return false;
return lowerCallTo(cast<CallInst>(II), "memcpy", II->getNumArgOperands() - 1);
return lowerCallTo(II, "memcpy", II->getNumArgOperands() - 1);
}
case Intrinsic::memset: {
const MemSetInst *MSI = cast<MemSetInst>(II);
@ -2753,7 +2753,7 @@ bool X86FastISel::fastLowerIntrinsicCall(const IntrinsicInst *II) {
if (MSI->getDestAddressSpace() > 255)
return false;
return lowerCallTo(cast<CallInst>(II), "memset", II->getNumArgOperands() - 1);
return lowerCallTo(II, "memset", II->getNumArgOperands() - 1);
}
case Intrinsic::stackprotector: {
// Emit code to store the stack guard onto the stack.

View File

@ -140,7 +140,6 @@ public:
Instruction *visitAddrSpaceCast(AddrSpaceCastInst &CI);
Instruction *foldItoFPtoI(CastInst &FI);
Instruction *visitSelectInst(SelectInst &SI);
Instruction *visitCallBase(CallBase &Call);
Instruction *visitCallInst(CallInst &CI);
Instruction *visitInvokeInst(InvokeInst &II);
Instruction *visitCallBrInst(CallBrInst &CBI);
@ -223,6 +222,7 @@ private:
Instruction &CtxI, Value *&OperationResult,
Constant *&OverflowResult);
Instruction *visitCallBase(CallBase &Call);
Instruction *tryOptimizeCall(CallInst *CI);
bool transformConstExprCastCall(CallBase &Call);
Instruction *transformCallThroughTrampoline(CallBase &Call,

View File

@ -4142,7 +4142,7 @@ struct VarArgAMD64Helper : public VarArgHelper {
Value *VAArgTLSOriginCopy = nullptr;
Value *VAArgOverflowSize = nullptr;
SmallVector<IntrinsicInst*, 16> VAStartInstrumentationList;
SmallVector<CallInst*, 16> VAStartInstrumentationList;
enum ArgKind { AK_GeneralPurpose, AK_FloatingPoint, AK_Memory };
@ -4351,7 +4351,7 @@ struct VarArgAMD64Helper : public VarArgHelper {
// Instrument va_start.
// Copy va_list shadow from the backup copy of the TLS contents.
for (size_t i = 0, n = VAStartInstrumentationList.size(); i < n; i++) {
auto *OrigInst = VAStartInstrumentationList[i];
CallInst *OrigInst = VAStartInstrumentationList[i];
IRBuilder<> IRB(OrigInst->getNextNode());
Value *VAListTag = OrigInst->getArgOperand(0);
@ -4405,7 +4405,7 @@ struct VarArgMIPS64Helper : public VarArgHelper {
Value *VAArgTLSCopy = nullptr;
Value *VAArgSize = nullptr;
SmallVector<IntrinsicInst*, 16> VAStartInstrumentationList;
SmallVector<CallInst*, 16> VAStartInstrumentationList;
VarArgMIPS64Helper(Function &F, MemorySanitizer &MS,
MemorySanitizerVisitor &MSV) : F(F), MS(MS), MSV(MSV) {}
@ -4494,7 +4494,7 @@ struct VarArgMIPS64Helper : public VarArgHelper {
// Instrument va_start.
// Copy va_list shadow from the backup copy of the TLS contents.
for (size_t i = 0, n = VAStartInstrumentationList.size(); i < n; i++) {
auto *OrigInst = VAStartInstrumentationList[i];
CallInst *OrigInst = VAStartInstrumentationList[i];
IRBuilder<> IRB(OrigInst->getNextNode());
Value *VAListTag = OrigInst->getArgOperand(0);
Type *RegSaveAreaPtrTy = Type::getInt64PtrTy(*MS.C);
@ -4533,7 +4533,7 @@ struct VarArgAArch64Helper : public VarArgHelper {
Value *VAArgTLSCopy = nullptr;
Value *VAArgOverflowSize = nullptr;
SmallVector<IntrinsicInst*, 16> VAStartInstrumentationList;
SmallVector<CallInst*, 16> VAStartInstrumentationList;
enum ArgKind { AK_GeneralPurpose, AK_FloatingPoint, AK_Memory };
@ -4688,7 +4688,7 @@ struct VarArgAArch64Helper : public VarArgHelper {
// Instrument va_start, copy va_list shadow from the backup copy of
// the TLS contents.
for (size_t i = 0, n = VAStartInstrumentationList.size(); i < n; i++) {
auto *OrigInst = VAStartInstrumentationList[i];
CallInst *OrigInst = VAStartInstrumentationList[i];
IRBuilder<> IRB(OrigInst->getNextNode());
Value *VAListTag = OrigInst->getArgOperand(0);
@ -4783,7 +4783,7 @@ struct VarArgPowerPC64Helper : public VarArgHelper {
Value *VAArgTLSCopy = nullptr;
Value *VAArgSize = nullptr;
SmallVector<IntrinsicInst*, 16> VAStartInstrumentationList;
SmallVector<CallInst*, 16> VAStartInstrumentationList;
VarArgPowerPC64Helper(Function &F, MemorySanitizer &MS,
MemorySanitizerVisitor &MSV) : F(F), MS(MS), MSV(MSV) {}
@ -4932,7 +4932,7 @@ struct VarArgPowerPC64Helper : public VarArgHelper {
// Instrument va_start.
// Copy va_list shadow from the backup copy of the TLS contents.
for (size_t i = 0, n = VAStartInstrumentationList.size(); i < n; i++) {
auto *OrigInst = VAStartInstrumentationList[i];
CallInst *OrigInst = VAStartInstrumentationList[i];
IRBuilder<> IRB(OrigInst->getNextNode());
Value *VAListTag = OrigInst->getArgOperand(0);
Type *RegSaveAreaPtrTy = Type::getInt64PtrTy(*MS.C);
@ -4972,7 +4972,7 @@ struct VarArgSystemZHelper : public VarArgHelper {
Value *VAArgTLSOriginCopy = nullptr;
Value *VAArgOverflowSize = nullptr;
SmallVector<IntrinsicInst *, 16> VAStartInstrumentationList;
SmallVector<CallInst *, 16> VAStartInstrumentationList;
enum class ArgKind {
GeneralPurpose,
@ -5255,7 +5255,7 @@ struct VarArgSystemZHelper : public VarArgHelper {
// Copy va_list shadow from the backup copy of the TLS contents.
for (size_t VaStartNo = 0, VaStartNum = VAStartInstrumentationList.size();
VaStartNo < VaStartNum; VaStartNo++) {
auto *OrigInst = VAStartInstrumentationList[VaStartNo];
CallInst *OrigInst = VAStartInstrumentationList[VaStartNo];
IRBuilder<> IRB(OrigInst->getNextNode());
Value *VAListTag = OrigInst->getArgOperand(0);
copyRegSaveArea(IRB, VAListTag);