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[Statepoint] Start the process of removing old interfaces
We introduced the GCStatepointInst class and have migrated almost all users of Statepoint/ImmutableStatepoint to the new API. Given downstream consumers have had a week to migrate, remove code which is now dead.
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@ -55,16 +55,6 @@ enum class StatepointFlags {
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class GCRelocateInst;
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class GCResultInst;
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bool isStatepoint(const CallBase *Call);
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bool isStatepoint(const Value *V);
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bool isStatepoint(const Value &V);
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bool isGCRelocate(const CallBase *Call);
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bool isGCRelocate(const Value *V);
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bool isGCResult(const CallBase *Call);
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bool isGCResult(const Value *V);
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/// Represents a gc.statepoint intrinsic call. This extends directly from
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/// CallBase as the IntrinsicInst only supports calls and gc.statepoint is
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/// invokable.
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@ -248,32 +238,6 @@ public:
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return StatepointCall;
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}
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// Deprecated shims (update all callers to remove)
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uint64_t getFlags() const { return getCall()->getFlags(); }
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uint64_t getID() const { return getCall()->getID(); }
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uint32_t getNumPatchBytes() const { return getCall()->getNumPatchBytes(); }
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int getNumCallArgs() const { return getCall()->getNumCallArgs(); }
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ValueTy *getCalledValue() const {
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return getCall()->getActualCalledOperand();
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}
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Type *getActualReturnType() const { return getCall()->getActualReturnType(); }
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FunTy *getCalledFunction() const {
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return getCall()->getActualCalledFunction();
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}
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// FIXME: Migrate users of this to `getCall` and remove it.
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InstructionTy *getInstruction() const { return getCall(); }
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/// Return the caller function for this statepoint.
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FunTy *getCaller() const { return getCall()->getCaller(); }
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/// Determine if the statepoint cannot unwind.
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bool doesNotThrow() const {
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Function *F = getCalledFunction();
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return getCall()->doesNotThrow() || (F ? F->doesNotThrow() : false);
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}
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size_t arg_size() const { return getCall()->actual_arg_size(); }
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arg_iterator arg_begin() const { return getCall()->actual_arg_begin(); }
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arg_iterator arg_end() const { return getCall()->actual_arg_end(); }
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@ -281,18 +245,6 @@ public:
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return getCall()->actual_args();
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}
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ValueTy *getArgument(unsigned Index) {
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assert(Index < arg_size() && "out of bounds!");
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return *(arg_begin() + Index);
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}
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/// Return true if the call or the callee has the given attribute.
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bool paramHasAttr(unsigned i, Attribute::AttrKind A) const {
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Function *F = getCalledFunction();
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return getCall()->paramHasAttr(i + CallArgsBeginPos, A) ||
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(F ? F->getAttributes().hasAttribute(i, A) : false);
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}
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/// Number of GC transition args.
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int getNumTotalGCTransitionArgs() const {
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const Value *NumGCTransitionArgs = *arg_end();
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@ -348,21 +300,11 @@ public:
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return getCall()->gc_args();
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}
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std::vector<const GCRelocateInst *> getRelocates() const {
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return getCall()->getGCRelocates();
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}
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const GCResultInst *getGCResult() const {
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return getCall()->getGCResult();
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}
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#ifndef NDEBUG
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/// Asserts if this statepoint is malformed. Common cases for failure
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/// include incorrect length prefixes for variable length sections or
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/// illegal values for parameters.
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void verify() {
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assert(getNumCallArgs() >= 0 &&
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"number of arguments to actually callee can't be negative");
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// The internal asserts in the iterator accessors do the rest.
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(void)arg_begin();
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(void)arg_end();
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@ -377,7 +319,7 @@ public:
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};
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/// A specialization of it's base class for read only access
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/// to a gc.statepoint.
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/// to a gc.statepoint. DEPRECATED. Use GCStatepointInst instead!
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class ImmutableStatepoint
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: public StatepointBase<const Function, const Instruction, const Value,
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const GCStatepointInst> {
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@ -389,17 +331,6 @@ public:
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explicit ImmutableStatepoint(const CallBase *Call) : Base(Call) {}
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};
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/// A specialization of it's base class for read-write access
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/// to a gc.statepoint.
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class Statepoint
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: public StatepointBase<Function, Instruction, Value, GCStatepointInst> {
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using Base = StatepointBase<Function, Instruction, Value, GCStatepointInst>;
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public:
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explicit Statepoint(Instruction *I) : Base(I) {}
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explicit Statepoint(CallBase *Call) : Base(Call) {}
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};
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/// Common base class for representing values projected from a statepoint.
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/// Currently, the only projections available are gc.result and gc.relocate.
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class GCProjectionInst : public IntrinsicInst {
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@ -17,36 +17,6 @@
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using namespace llvm;
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bool llvm::isStatepoint(const CallBase *Call) {
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return isa<GCStatepointInst>(Call);
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}
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bool llvm::isStatepoint(const Value *V) {
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return isa<GCStatepointInst>(V);
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}
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bool llvm::isStatepoint(const Value &V) {
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return isStatepoint(&V);
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}
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bool llvm::isGCRelocate(const CallBase *Call) {
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return isa<GCRelocateInst>(Call);
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}
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bool llvm::isGCRelocate(const Value *V) {
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if (auto *Call = dyn_cast<CallBase>(V))
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return isGCRelocate(Call);
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return false;
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}
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bool llvm::isGCResult(const CallBase *Call) { return isa<GCResultInst>(Call); }
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bool llvm::isGCResult(const Value *V) {
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if (auto *Call = dyn_cast<CallBase>(V))
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return isGCResult(Call);
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return false;
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}
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bool llvm::isStatepointDirectiveAttr(Attribute Attr) {
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return Attr.hasAttribute("statepoint-id") ||
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Attr.hasAttribute("statepoint-num-patch-bytes");
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