| #include "LLVMWrapper.h" |
| #include "llvm/IR/DebugInfoMetadata.h" |
| #include "llvm/IR/DiagnosticHandler.h" |
| #include "llvm/IR/DiagnosticInfo.h" |
| #include "llvm/IR/DiagnosticPrinter.h" |
| #include "llvm/IR/GlobalVariable.h" |
| #include "llvm/IR/Instructions.h" |
| #include "llvm/IR/Intrinsics.h" |
| #include "llvm/IR/IntrinsicsARM.h" |
| #include "llvm/IR/Mangler.h" |
| #include "llvm/Object/Archive.h" |
| #include "llvm/Object/COFFImportFile.h" |
| #include "llvm/Object/ObjectFile.h" |
| #include "llvm/Pass.h" |
| #include "llvm/Bitcode/BitcodeWriter.h" |
| #include "llvm/Support/Signals.h" |
| #include "llvm/ADT/Optional.h" |
| |
| #include <iostream> |
| |
| //===----------------------------------------------------------------------=== |
| // |
| // This file defines alternate interfaces to core functions that are more |
| // readily callable by Rust's FFI. |
| // |
| //===----------------------------------------------------------------------=== |
| |
| using namespace llvm; |
| using namespace llvm::sys; |
| using namespace llvm::object; |
| |
| // LLVMAtomicOrdering is already an enum - don't create another |
| // one. |
| static AtomicOrdering fromRust(LLVMAtomicOrdering Ordering) { |
| switch (Ordering) { |
| case LLVMAtomicOrderingNotAtomic: |
| return AtomicOrdering::NotAtomic; |
| case LLVMAtomicOrderingUnordered: |
| return AtomicOrdering::Unordered; |
| case LLVMAtomicOrderingMonotonic: |
| return AtomicOrdering::Monotonic; |
| case LLVMAtomicOrderingAcquire: |
| return AtomicOrdering::Acquire; |
| case LLVMAtomicOrderingRelease: |
| return AtomicOrdering::Release; |
| case LLVMAtomicOrderingAcquireRelease: |
| return AtomicOrdering::AcquireRelease; |
| case LLVMAtomicOrderingSequentiallyConsistent: |
| return AtomicOrdering::SequentiallyConsistent; |
| } |
| |
| report_fatal_error("Invalid LLVMAtomicOrdering value!"); |
| } |
| |
| static LLVM_THREAD_LOCAL char *LastError; |
| |
| // Custom error handler for fatal LLVM errors. |
| // |
| // Notably it exits the process with code 101, unlike LLVM's default of 1. |
| static void FatalErrorHandler(void *UserData, |
| #if LLVM_VERSION_LT(14, 0) |
| const std::string& Reason, |
| #else |
| const char* Reason, |
| #endif |
| bool GenCrashDiag) { |
| // Do the same thing that the default error handler does. |
| std::cerr << "LLVM ERROR: " << Reason << std::endl; |
| |
| // Since this error handler exits the process, we have to run any cleanup that |
| // LLVM would run after handling the error. This might change with an LLVM |
| // upgrade. |
| sys::RunInterruptHandlers(); |
| |
| exit(101); |
| } |
| |
| extern "C" void LLVMRustInstallFatalErrorHandler() { |
| install_fatal_error_handler(FatalErrorHandler); |
| } |
| |
| extern "C" void LLVMRustDisableSystemDialogsOnCrash() { |
| sys::DisableSystemDialogsOnCrash(); |
| } |
| |
| extern "C" char *LLVMRustGetLastError(void) { |
| char *Ret = LastError; |
| LastError = nullptr; |
| return Ret; |
| } |
| |
| extern "C" void LLVMRustSetLastError(const char *Err) { |
| free((void *)LastError); |
| LastError = strdup(Err); |
| } |
| |
| extern "C" LLVMContextRef LLVMRustContextCreate(bool shouldDiscardNames) { |
| auto ctx = new LLVMContext(); |
| ctx->setDiscardValueNames(shouldDiscardNames); |
| return wrap(ctx); |
| } |
| |
| extern "C" void LLVMRustSetNormalizedTarget(LLVMModuleRef M, |
| const char *Triple) { |
| unwrap(M)->setTargetTriple(Triple::normalize(Triple)); |
| } |
| |
| extern "C" void LLVMRustPrintPassTimings() { |
| raw_fd_ostream OS(2, false); // stderr. |
| TimerGroup::printAll(OS); |
| } |
| |
| extern "C" LLVMValueRef LLVMRustGetNamedValue(LLVMModuleRef M, const char *Name, |
| size_t NameLen) { |
| return wrap(unwrap(M)->getNamedValue(StringRef(Name, NameLen))); |
| } |
| |
| extern "C" LLVMValueRef LLVMRustGetOrInsertFunction(LLVMModuleRef M, |
| const char *Name, |
| size_t NameLen, |
| LLVMTypeRef FunctionTy) { |
| return wrap(unwrap(M) |
| ->getOrInsertFunction(StringRef(Name, NameLen), |
| unwrap<FunctionType>(FunctionTy)) |
| .getCallee() |
| ); |
| } |
| |
| extern "C" LLVMValueRef |
| LLVMRustGetOrInsertGlobal(LLVMModuleRef M, const char *Name, size_t NameLen, LLVMTypeRef Ty) { |
| Module *Mod = unwrap(M); |
| StringRef NameRef(Name, NameLen); |
| |
| // We don't use Module::getOrInsertGlobal because that returns a Constant*, |
| // which may either be the real GlobalVariable*, or a constant bitcast of it |
| // if our type doesn't match the original declaration. We always want the |
| // GlobalVariable* so we can access linkage, visibility, etc. |
| GlobalVariable *GV = Mod->getGlobalVariable(NameRef, true); |
| if (!GV) |
| GV = new GlobalVariable(*Mod, unwrap(Ty), false, |
| GlobalValue::ExternalLinkage, nullptr, NameRef); |
| return wrap(GV); |
| } |
| |
| extern "C" LLVMValueRef |
| LLVMRustInsertPrivateGlobal(LLVMModuleRef M, LLVMTypeRef Ty) { |
| return wrap(new GlobalVariable(*unwrap(M), |
| unwrap(Ty), |
| false, |
| GlobalValue::PrivateLinkage, |
| nullptr)); |
| } |
| |
| extern "C" LLVMTypeRef LLVMRustMetadataTypeInContext(LLVMContextRef C) { |
| return wrap(Type::getMetadataTy(*unwrap(C))); |
| } |
| |
| static Attribute::AttrKind fromRust(LLVMRustAttribute Kind) { |
| switch (Kind) { |
| case AlwaysInline: |
| return Attribute::AlwaysInline; |
| case ByVal: |
| return Attribute::ByVal; |
| case Cold: |
| return Attribute::Cold; |
| case InlineHint: |
| return Attribute::InlineHint; |
| case MinSize: |
| return Attribute::MinSize; |
| case Naked: |
| return Attribute::Naked; |
| case NoAlias: |
| return Attribute::NoAlias; |
| case NoCapture: |
| return Attribute::NoCapture; |
| case NoCfCheck: |
| return Attribute::NoCfCheck; |
| case NoInline: |
| return Attribute::NoInline; |
| case NonNull: |
| return Attribute::NonNull; |
| case NoRedZone: |
| return Attribute::NoRedZone; |
| case NoReturn: |
| return Attribute::NoReturn; |
| case NoUnwind: |
| return Attribute::NoUnwind; |
| case OptimizeForSize: |
| return Attribute::OptimizeForSize; |
| case ReadOnly: |
| return Attribute::ReadOnly; |
| case SExt: |
| return Attribute::SExt; |
| case StructRet: |
| return Attribute::StructRet; |
| case UWTable: |
| return Attribute::UWTable; |
| case ZExt: |
| return Attribute::ZExt; |
| case InReg: |
| return Attribute::InReg; |
| case SanitizeThread: |
| return Attribute::SanitizeThread; |
| case SanitizeAddress: |
| return Attribute::SanitizeAddress; |
| case SanitizeMemory: |
| return Attribute::SanitizeMemory; |
| case NonLazyBind: |
| return Attribute::NonLazyBind; |
| case OptimizeNone: |
| return Attribute::OptimizeNone; |
| case ReturnsTwice: |
| return Attribute::ReturnsTwice; |
| case ReadNone: |
| return Attribute::ReadNone; |
| case InaccessibleMemOnly: |
| return Attribute::InaccessibleMemOnly; |
| case SanitizeHWAddress: |
| return Attribute::SanitizeHWAddress; |
| case WillReturn: |
| return Attribute::WillReturn; |
| case StackProtectReq: |
| return Attribute::StackProtectReq; |
| case StackProtectStrong: |
| return Attribute::StackProtectStrong; |
| case StackProtect: |
| return Attribute::StackProtect; |
| case NoUndef: |
| return Attribute::NoUndef; |
| case SanitizeMemTag: |
| return Attribute::SanitizeMemTag; |
| case ShadowCallStack: |
| return Attribute::ShadowCallStack; |
| case AllocSize: |
| return Attribute::AllocSize; |
| #if LLVM_VERSION_GE(15, 0) |
| case AllocatedPointer: |
| return Attribute::AllocatedPointer; |
| case AllocAlign: |
| return Attribute::AllocAlign; |
| #endif |
| } |
| report_fatal_error("bad AttributeKind"); |
| } |
| |
| template<typename T> static inline void AddAttributes(T *t, unsigned Index, |
| LLVMAttributeRef *Attrs, size_t AttrsLen) { |
| AttributeList PAL = t->getAttributes(); |
| AttributeList PALNew; |
| #if LLVM_VERSION_LT(14, 0) |
| AttrBuilder B; |
| for (LLVMAttributeRef Attr : makeArrayRef(Attrs, AttrsLen)) |
| B.addAttribute(unwrap(Attr)); |
| PALNew = PAL.addAttributes(t->getContext(), Index, B); |
| #else |
| AttrBuilder B(t->getContext()); |
| for (LLVMAttributeRef Attr : makeArrayRef(Attrs, AttrsLen)) |
| B.addAttribute(unwrap(Attr)); |
| PALNew = PAL.addAttributesAtIndex(t->getContext(), Index, B); |
| #endif |
| t->setAttributes(PALNew); |
| } |
| |
| extern "C" void LLVMRustAddFunctionAttributes(LLVMValueRef Fn, unsigned Index, |
| LLVMAttributeRef *Attrs, size_t AttrsLen) { |
| Function *F = unwrap<Function>(Fn); |
| AddAttributes(F, Index, Attrs, AttrsLen); |
| } |
| |
| extern "C" void LLVMRustAddCallSiteAttributes(LLVMValueRef Instr, unsigned Index, |
| LLVMAttributeRef *Attrs, size_t AttrsLen) { |
| CallBase *Call = unwrap<CallBase>(Instr); |
| AddAttributes(Call, Index, Attrs, AttrsLen); |
| } |
| |
| extern "C" LLVMAttributeRef LLVMRustCreateAttrNoValue(LLVMContextRef C, |
| LLVMRustAttribute RustAttr) { |
| return wrap(Attribute::get(*unwrap(C), fromRust(RustAttr))); |
| } |
| |
| extern "C" LLVMAttributeRef LLVMRustCreateAlignmentAttr(LLVMContextRef C, |
| uint64_t Bytes) { |
| return wrap(Attribute::getWithAlignment(*unwrap(C), llvm::Align(Bytes))); |
| } |
| |
| extern "C" LLVMAttributeRef LLVMRustCreateDereferenceableAttr(LLVMContextRef C, |
| uint64_t Bytes) { |
| return wrap(Attribute::getWithDereferenceableBytes(*unwrap(C), Bytes)); |
| } |
| |
| extern "C" LLVMAttributeRef LLVMRustCreateDereferenceableOrNullAttr(LLVMContextRef C, |
| uint64_t Bytes) { |
| return wrap(Attribute::getWithDereferenceableOrNullBytes(*unwrap(C), Bytes)); |
| } |
| |
| extern "C" LLVMAttributeRef LLVMRustCreateByValAttr(LLVMContextRef C, LLVMTypeRef Ty) { |
| return wrap(Attribute::getWithByValType(*unwrap(C), unwrap(Ty))); |
| } |
| |
| extern "C" LLVMAttributeRef LLVMRustCreateStructRetAttr(LLVMContextRef C, LLVMTypeRef Ty) { |
| return wrap(Attribute::getWithStructRetType(*unwrap(C), unwrap(Ty))); |
| } |
| |
| extern "C" LLVMAttributeRef LLVMRustCreateElementTypeAttr(LLVMContextRef C, LLVMTypeRef Ty) { |
| #if LLVM_VERSION_GE(15, 0) |
| return wrap(Attribute::get(*unwrap(C), Attribute::ElementType, unwrap(Ty))); |
| #else |
| report_fatal_error("Should not be needed on LLVM < 15"); |
| #endif |
| } |
| |
| extern "C" LLVMAttributeRef LLVMRustCreateUWTableAttr(LLVMContextRef C, bool Async) { |
| #if LLVM_VERSION_LT(15, 0) |
| return wrap(Attribute::get(*unwrap(C), Attribute::UWTable)); |
| #else |
| return wrap(Attribute::getWithUWTableKind( |
| *unwrap(C), Async ? UWTableKind::Async : UWTableKind::Sync)); |
| #endif |
| } |
| |
| extern "C" LLVMAttributeRef LLVMRustCreateAllocSizeAttr(LLVMContextRef C, uint32_t ElementSizeArg) { |
| return wrap(Attribute::getWithAllocSizeArgs(*unwrap(C), ElementSizeArg, None)); |
| } |
| |
| #if LLVM_VERSION_GE(15, 0) |
| |
| // These values **must** match ffi::AllocKindFlags. |
| // It _happens_ to match the LLVM values of llvm::AllocFnKind, |
| // but that's happenstance and we do explicit conversions before |
| // passing them to LLVM. |
| enum class LLVMRustAllocKindFlags : uint64_t { |
| Unknown = 0, |
| Alloc = 1, |
| Realloc = 1 << 1, |
| Free = 1 << 2, |
| Uninitialized = 1 << 3, |
| Zeroed = 1 << 4, |
| Aligned = 1 << 5, |
| }; |
| |
| static LLVMRustAllocKindFlags operator&(LLVMRustAllocKindFlags A, LLVMRustAllocKindFlags B) { |
| return static_cast<LLVMRustAllocKindFlags>(static_cast<uint64_t>(A) & |
| static_cast<uint64_t>(B)); |
| } |
| |
| static bool isSet(LLVMRustAllocKindFlags F) { return F != LLVMRustAllocKindFlags::Unknown; } |
| |
| static llvm::AllocFnKind allocKindFromRust(LLVMRustAllocKindFlags F) { |
| llvm::AllocFnKind AFK = llvm::AllocFnKind::Unknown; |
| if (isSet(F & LLVMRustAllocKindFlags::Alloc)) { |
| AFK |= llvm::AllocFnKind::Alloc; |
| } |
| if (isSet(F & LLVMRustAllocKindFlags::Realloc)) { |
| AFK |= llvm::AllocFnKind::Realloc; |
| } |
| if (isSet(F & LLVMRustAllocKindFlags::Free)) { |
| AFK |= llvm::AllocFnKind::Free; |
| } |
| if (isSet(F & LLVMRustAllocKindFlags::Uninitialized)) { |
| AFK |= llvm::AllocFnKind::Uninitialized; |
| } |
| if (isSet(F & LLVMRustAllocKindFlags::Zeroed)) { |
| AFK |= llvm::AllocFnKind::Zeroed; |
| } |
| if (isSet(F & LLVMRustAllocKindFlags::Aligned)) { |
| AFK |= llvm::AllocFnKind::Aligned; |
| } |
| return AFK; |
| } |
| #endif |
| |
| extern "C" LLVMAttributeRef LLVMRustCreateAllocKindAttr(LLVMContextRef C, uint64_t AllocKindArg) { |
| #if LLVM_VERSION_GE(15, 0) |
| return wrap(Attribute::get(*unwrap(C), Attribute::AllocKind, |
| static_cast<uint64_t>(allocKindFromRust(static_cast<LLVMRustAllocKindFlags>(AllocKindArg))))); |
| #else |
| report_fatal_error( |
| "allockind attributes are new in LLVM 15 and should not be used on older LLVMs"); |
| #endif |
| } |
| |
| // Enable a fast-math flag |
| // |
| // https://llvm.org/docs/LangRef.html#fast-math-flags |
| extern "C" void LLVMRustSetFastMath(LLVMValueRef V) { |
| if (auto I = dyn_cast<Instruction>(unwrap<Value>(V))) { |
| I->setFast(true); |
| } |
| } |
| |
| extern "C" LLVMValueRef |
| LLVMRustBuildAtomicLoad(LLVMBuilderRef B, LLVMTypeRef Ty, LLVMValueRef Source, |
| const char *Name, LLVMAtomicOrdering Order) { |
| Value *Ptr = unwrap(Source); |
| LoadInst *LI = unwrap(B)->CreateLoad(unwrap(Ty), Ptr, Name); |
| LI->setAtomic(fromRust(Order)); |
| return wrap(LI); |
| } |
| |
| extern "C" LLVMValueRef LLVMRustBuildAtomicStore(LLVMBuilderRef B, |
| LLVMValueRef V, |
| LLVMValueRef Target, |
| LLVMAtomicOrdering Order) { |
| StoreInst *SI = unwrap(B)->CreateStore(unwrap(V), unwrap(Target)); |
| SI->setAtomic(fromRust(Order)); |
| return wrap(SI); |
| } |
| |
| enum class LLVMRustAsmDialect { |
| Att, |
| Intel, |
| }; |
| |
| static InlineAsm::AsmDialect fromRust(LLVMRustAsmDialect Dialect) { |
| switch (Dialect) { |
| case LLVMRustAsmDialect::Att: |
| return InlineAsm::AD_ATT; |
| case LLVMRustAsmDialect::Intel: |
| return InlineAsm::AD_Intel; |
| default: |
| report_fatal_error("bad AsmDialect."); |
| } |
| } |
| |
| extern "C" LLVMValueRef |
| LLVMRustInlineAsm(LLVMTypeRef Ty, char *AsmString, size_t AsmStringLen, |
| char *Constraints, size_t ConstraintsLen, |
| LLVMBool HasSideEffects, LLVMBool IsAlignStack, |
| LLVMRustAsmDialect Dialect, LLVMBool CanThrow) { |
| return wrap(InlineAsm::get(unwrap<FunctionType>(Ty), |
| StringRef(AsmString, AsmStringLen), |
| StringRef(Constraints, ConstraintsLen), |
| HasSideEffects, IsAlignStack, |
| fromRust(Dialect), CanThrow)); |
| } |
| |
| extern "C" bool LLVMRustInlineAsmVerify(LLVMTypeRef Ty, char *Constraints, |
| size_t ConstraintsLen) { |
| #if LLVM_VERSION_LT(15, 0) |
| return InlineAsm::Verify(unwrap<FunctionType>(Ty), |
| StringRef(Constraints, ConstraintsLen)); |
| #else |
| // llvm::Error converts to true if it is an error. |
| return !llvm::errorToBool(InlineAsm::verify( |
| unwrap<FunctionType>(Ty), StringRef(Constraints, ConstraintsLen))); |
| #endif |
| } |
| |
| extern "C" void LLVMRustAppendModuleInlineAsm(LLVMModuleRef M, const char *Asm, |
| size_t AsmLen) { |
| unwrap(M)->appendModuleInlineAsm(StringRef(Asm, AsmLen)); |
| } |
| |
| typedef DIBuilder *LLVMRustDIBuilderRef; |
| |
| template <typename DIT> DIT *unwrapDIPtr(LLVMMetadataRef Ref) { |
| return (DIT *)(Ref ? unwrap<MDNode>(Ref) : nullptr); |
| } |
| |
| #define DIDescriptor DIScope |
| #define DIArray DINodeArray |
| #define unwrapDI unwrapDIPtr |
| |
| // These values **must** match debuginfo::DIFlags! They also *happen* |
| // to match LLVM, but that isn't required as we do giant sets of |
| // matching below. The value shouldn't be directly passed to LLVM. |
| enum class LLVMRustDIFlags : uint32_t { |
| FlagZero = 0, |
| FlagPrivate = 1, |
| FlagProtected = 2, |
| FlagPublic = 3, |
| FlagFwdDecl = (1 << 2), |
| FlagAppleBlock = (1 << 3), |
| FlagBlockByrefStruct = (1 << 4), |
| FlagVirtual = (1 << 5), |
| FlagArtificial = (1 << 6), |
| FlagExplicit = (1 << 7), |
| FlagPrototyped = (1 << 8), |
| FlagObjcClassComplete = (1 << 9), |
| FlagObjectPointer = (1 << 10), |
| FlagVector = (1 << 11), |
| FlagStaticMember = (1 << 12), |
| FlagLValueReference = (1 << 13), |
| FlagRValueReference = (1 << 14), |
| FlagExternalTypeRef = (1 << 15), |
| FlagIntroducedVirtual = (1 << 18), |
| FlagBitField = (1 << 19), |
| FlagNoReturn = (1 << 20), |
| // Do not add values that are not supported by the minimum LLVM |
| // version we support! see llvm/include/llvm/IR/DebugInfoFlags.def |
| }; |
| |
| inline LLVMRustDIFlags operator&(LLVMRustDIFlags A, LLVMRustDIFlags B) { |
| return static_cast<LLVMRustDIFlags>(static_cast<uint32_t>(A) & |
| static_cast<uint32_t>(B)); |
| } |
| |
| inline LLVMRustDIFlags operator|(LLVMRustDIFlags A, LLVMRustDIFlags B) { |
| return static_cast<LLVMRustDIFlags>(static_cast<uint32_t>(A) | |
| static_cast<uint32_t>(B)); |
| } |
| |
| inline LLVMRustDIFlags &operator|=(LLVMRustDIFlags &A, LLVMRustDIFlags B) { |
| return A = A | B; |
| } |
| |
| inline bool isSet(LLVMRustDIFlags F) { return F != LLVMRustDIFlags::FlagZero; } |
| |
| inline LLVMRustDIFlags visibility(LLVMRustDIFlags F) { |
| return static_cast<LLVMRustDIFlags>(static_cast<uint32_t>(F) & 0x3); |
| } |
| |
| static DINode::DIFlags fromRust(LLVMRustDIFlags Flags) { |
| DINode::DIFlags Result = DINode::DIFlags::FlagZero; |
| |
| switch (visibility(Flags)) { |
| case LLVMRustDIFlags::FlagPrivate: |
| Result |= DINode::DIFlags::FlagPrivate; |
| break; |
| case LLVMRustDIFlags::FlagProtected: |
| Result |= DINode::DIFlags::FlagProtected; |
| break; |
| case LLVMRustDIFlags::FlagPublic: |
| Result |= DINode::DIFlags::FlagPublic; |
| break; |
| default: |
| // The rest are handled below |
| break; |
| } |
| |
| if (isSet(Flags & LLVMRustDIFlags::FlagFwdDecl)) { |
| Result |= DINode::DIFlags::FlagFwdDecl; |
| } |
| if (isSet(Flags & LLVMRustDIFlags::FlagAppleBlock)) { |
| Result |= DINode::DIFlags::FlagAppleBlock; |
| } |
| if (isSet(Flags & LLVMRustDIFlags::FlagVirtual)) { |
| Result |= DINode::DIFlags::FlagVirtual; |
| } |
| if (isSet(Flags & LLVMRustDIFlags::FlagArtificial)) { |
| Result |= DINode::DIFlags::FlagArtificial; |
| } |
| if (isSet(Flags & LLVMRustDIFlags::FlagExplicit)) { |
| Result |= DINode::DIFlags::FlagExplicit; |
| } |
| if (isSet(Flags & LLVMRustDIFlags::FlagPrototyped)) { |
| Result |= DINode::DIFlags::FlagPrototyped; |
| } |
| if (isSet(Flags & LLVMRustDIFlags::FlagObjcClassComplete)) { |
| Result |= DINode::DIFlags::FlagObjcClassComplete; |
| } |
| if (isSet(Flags & LLVMRustDIFlags::FlagObjectPointer)) { |
| Result |= DINode::DIFlags::FlagObjectPointer; |
| } |
| if (isSet(Flags & LLVMRustDIFlags::FlagVector)) { |
| Result |= DINode::DIFlags::FlagVector; |
| } |
| if (isSet(Flags & LLVMRustDIFlags::FlagStaticMember)) { |
| Result |= DINode::DIFlags::FlagStaticMember; |
| } |
| if (isSet(Flags & LLVMRustDIFlags::FlagLValueReference)) { |
| Result |= DINode::DIFlags::FlagLValueReference; |
| } |
| if (isSet(Flags & LLVMRustDIFlags::FlagRValueReference)) { |
| Result |= DINode::DIFlags::FlagRValueReference; |
| } |
| if (isSet(Flags & LLVMRustDIFlags::FlagIntroducedVirtual)) { |
| Result |= DINode::DIFlags::FlagIntroducedVirtual; |
| } |
| if (isSet(Flags & LLVMRustDIFlags::FlagBitField)) { |
| Result |= DINode::DIFlags::FlagBitField; |
| } |
| if (isSet(Flags & LLVMRustDIFlags::FlagNoReturn)) { |
| Result |= DINode::DIFlags::FlagNoReturn; |
| } |
| |
| return Result; |
| } |
| |
| // These values **must** match debuginfo::DISPFlags! They also *happen* |
| // to match LLVM, but that isn't required as we do giant sets of |
| // matching below. The value shouldn't be directly passed to LLVM. |
| enum class LLVMRustDISPFlags : uint32_t { |
| SPFlagZero = 0, |
| SPFlagVirtual = 1, |
| SPFlagPureVirtual = 2, |
| SPFlagLocalToUnit = (1 << 2), |
| SPFlagDefinition = (1 << 3), |
| SPFlagOptimized = (1 << 4), |
| SPFlagMainSubprogram = (1 << 5), |
| // Do not add values that are not supported by the minimum LLVM |
| // version we support! see llvm/include/llvm/IR/DebugInfoFlags.def |
| // (In LLVM < 8, createFunction supported these as separate bool arguments.) |
| }; |
| |
| inline LLVMRustDISPFlags operator&(LLVMRustDISPFlags A, LLVMRustDISPFlags B) { |
| return static_cast<LLVMRustDISPFlags>(static_cast<uint32_t>(A) & |
| static_cast<uint32_t>(B)); |
| } |
| |
| inline LLVMRustDISPFlags operator|(LLVMRustDISPFlags A, LLVMRustDISPFlags B) { |
| return static_cast<LLVMRustDISPFlags>(static_cast<uint32_t>(A) | |
| static_cast<uint32_t>(B)); |
| } |
| |
| inline LLVMRustDISPFlags &operator|=(LLVMRustDISPFlags &A, LLVMRustDISPFlags B) { |
| return A = A | B; |
| } |
| |
| inline bool isSet(LLVMRustDISPFlags F) { return F != LLVMRustDISPFlags::SPFlagZero; } |
| |
| inline LLVMRustDISPFlags virtuality(LLVMRustDISPFlags F) { |
| return static_cast<LLVMRustDISPFlags>(static_cast<uint32_t>(F) & 0x3); |
| } |
| |
| static DISubprogram::DISPFlags fromRust(LLVMRustDISPFlags SPFlags) { |
| DISubprogram::DISPFlags Result = DISubprogram::DISPFlags::SPFlagZero; |
| |
| switch (virtuality(SPFlags)) { |
| case LLVMRustDISPFlags::SPFlagVirtual: |
| Result |= DISubprogram::DISPFlags::SPFlagVirtual; |
| break; |
| case LLVMRustDISPFlags::SPFlagPureVirtual: |
| Result |= DISubprogram::DISPFlags::SPFlagPureVirtual; |
| break; |
| default: |
| // The rest are handled below |
| break; |
| } |
| |
| if (isSet(SPFlags & LLVMRustDISPFlags::SPFlagLocalToUnit)) { |
| Result |= DISubprogram::DISPFlags::SPFlagLocalToUnit; |
| } |
| if (isSet(SPFlags & LLVMRustDISPFlags::SPFlagDefinition)) { |
| Result |= DISubprogram::DISPFlags::SPFlagDefinition; |
| } |
| if (isSet(SPFlags & LLVMRustDISPFlags::SPFlagOptimized)) { |
| Result |= DISubprogram::DISPFlags::SPFlagOptimized; |
| } |
| if (isSet(SPFlags & LLVMRustDISPFlags::SPFlagMainSubprogram)) { |
| Result |= DISubprogram::DISPFlags::SPFlagMainSubprogram; |
| } |
| |
| return Result; |
| } |
| |
| enum class LLVMRustDebugEmissionKind { |
| NoDebug, |
| FullDebug, |
| LineTablesOnly, |
| }; |
| |
| static DICompileUnit::DebugEmissionKind fromRust(LLVMRustDebugEmissionKind Kind) { |
| switch (Kind) { |
| case LLVMRustDebugEmissionKind::NoDebug: |
| return DICompileUnit::DebugEmissionKind::NoDebug; |
| case LLVMRustDebugEmissionKind::FullDebug: |
| return DICompileUnit::DebugEmissionKind::FullDebug; |
| case LLVMRustDebugEmissionKind::LineTablesOnly: |
| return DICompileUnit::DebugEmissionKind::LineTablesOnly; |
| default: |
| report_fatal_error("bad DebugEmissionKind."); |
| } |
| } |
| |
| enum class LLVMRustChecksumKind { |
| None, |
| MD5, |
| SHA1, |
| SHA256, |
| }; |
| |
| static Optional<DIFile::ChecksumKind> fromRust(LLVMRustChecksumKind Kind) { |
| switch (Kind) { |
| case LLVMRustChecksumKind::None: |
| return None; |
| case LLVMRustChecksumKind::MD5: |
| return DIFile::ChecksumKind::CSK_MD5; |
| case LLVMRustChecksumKind::SHA1: |
| return DIFile::ChecksumKind::CSK_SHA1; |
| case LLVMRustChecksumKind::SHA256: |
| return DIFile::ChecksumKind::CSK_SHA256; |
| default: |
| report_fatal_error("bad ChecksumKind."); |
| } |
| } |
| |
| extern "C" uint32_t LLVMRustDebugMetadataVersion() { |
| return DEBUG_METADATA_VERSION; |
| } |
| |
| extern "C" uint32_t LLVMRustVersionPatch() { return LLVM_VERSION_PATCH; } |
| |
| extern "C" uint32_t LLVMRustVersionMinor() { return LLVM_VERSION_MINOR; } |
| |
| extern "C" uint32_t LLVMRustVersionMajor() { return LLVM_VERSION_MAJOR; } |
| |
| extern "C" void LLVMRustAddModuleFlag( |
| LLVMModuleRef M, |
| Module::ModFlagBehavior MergeBehavior, |
| const char *Name, |
| uint32_t Value) { |
| unwrap(M)->addModuleFlag(MergeBehavior, Name, Value); |
| } |
| |
| extern "C" bool LLVMRustHasModuleFlag(LLVMModuleRef M, const char *Name, |
| size_t Len) { |
| return unwrap(M)->getModuleFlag(StringRef(Name, Len)) != nullptr; |
| } |
| |
| extern "C" LLVMValueRef LLVMRustMetadataAsValue(LLVMContextRef C, LLVMMetadataRef MD) { |
| return wrap(MetadataAsValue::get(*unwrap(C), unwrap(MD))); |
| } |
| |
| extern "C" void LLVMRustGlobalAddMetadata( |
| LLVMValueRef Global, unsigned Kind, LLVMMetadataRef MD) { |
| unwrap<GlobalObject>(Global)->addMetadata(Kind, *unwrap<MDNode>(MD)); |
| } |
| |
| extern "C" LLVMRustDIBuilderRef LLVMRustDIBuilderCreate(LLVMModuleRef M) { |
| return new DIBuilder(*unwrap(M)); |
| } |
| |
| extern "C" void LLVMRustDIBuilderDispose(LLVMRustDIBuilderRef Builder) { |
| delete Builder; |
| } |
| |
| extern "C" void LLVMRustDIBuilderFinalize(LLVMRustDIBuilderRef Builder) { |
| Builder->finalize(); |
| } |
| |
| extern "C" LLVMMetadataRef LLVMRustDIBuilderCreateCompileUnit( |
| LLVMRustDIBuilderRef Builder, unsigned Lang, LLVMMetadataRef FileRef, |
| const char *Producer, size_t ProducerLen, bool isOptimized, |
| const char *Flags, unsigned RuntimeVer, |
| const char *SplitName, size_t SplitNameLen, |
| LLVMRustDebugEmissionKind Kind, |
| uint64_t DWOId, bool SplitDebugInlining) { |
| auto *File = unwrapDI<DIFile>(FileRef); |
| |
| return wrap(Builder->createCompileUnit(Lang, File, StringRef(Producer, ProducerLen), |
| isOptimized, Flags, RuntimeVer, |
| StringRef(SplitName, SplitNameLen), |
| fromRust(Kind), DWOId, SplitDebugInlining)); |
| } |
| |
| extern "C" LLVMMetadataRef LLVMRustDIBuilderCreateFile( |
| LLVMRustDIBuilderRef Builder, |
| const char *Filename, size_t FilenameLen, |
| const char *Directory, size_t DirectoryLen, LLVMRustChecksumKind CSKind, |
| const char *Checksum, size_t ChecksumLen) { |
| Optional<DIFile::ChecksumKind> llvmCSKind = fromRust(CSKind); |
| Optional<DIFile::ChecksumInfo<StringRef>> CSInfo{}; |
| if (llvmCSKind) |
| CSInfo.emplace(*llvmCSKind, StringRef{Checksum, ChecksumLen}); |
| return wrap(Builder->createFile(StringRef(Filename, FilenameLen), |
| StringRef(Directory, DirectoryLen), |
| CSInfo)); |
| } |
| |
| extern "C" LLVMMetadataRef |
| LLVMRustDIBuilderCreateSubroutineType(LLVMRustDIBuilderRef Builder, |
| LLVMMetadataRef ParameterTypes) { |
| return wrap(Builder->createSubroutineType( |
| DITypeRefArray(unwrap<MDTuple>(ParameterTypes)))); |
| } |
| |
| extern "C" LLVMMetadataRef LLVMRustDIBuilderCreateFunction( |
| LLVMRustDIBuilderRef Builder, LLVMMetadataRef Scope, |
| const char *Name, size_t NameLen, |
| const char *LinkageName, size_t LinkageNameLen, |
| LLVMMetadataRef File, unsigned LineNo, |
| LLVMMetadataRef Ty, unsigned ScopeLine, LLVMRustDIFlags Flags, |
| LLVMRustDISPFlags SPFlags, LLVMValueRef MaybeFn, LLVMMetadataRef TParam, |
| LLVMMetadataRef Decl) { |
| DITemplateParameterArray TParams = |
| DITemplateParameterArray(unwrap<MDTuple>(TParam)); |
| DISubprogram::DISPFlags llvmSPFlags = fromRust(SPFlags); |
| DINode::DIFlags llvmFlags = fromRust(Flags); |
| DISubprogram *Sub = Builder->createFunction( |
| unwrapDI<DIScope>(Scope), |
| StringRef(Name, NameLen), |
| StringRef(LinkageName, LinkageNameLen), |
| unwrapDI<DIFile>(File), LineNo, |
| unwrapDI<DISubroutineType>(Ty), ScopeLine, llvmFlags, |
| llvmSPFlags, TParams, unwrapDIPtr<DISubprogram>(Decl)); |
| if (MaybeFn) |
| unwrap<Function>(MaybeFn)->setSubprogram(Sub); |
| return wrap(Sub); |
| } |
| |
| extern "C" LLVMMetadataRef LLVMRustDIBuilderCreateBasicType( |
| LLVMRustDIBuilderRef Builder, const char *Name, size_t NameLen, |
| uint64_t SizeInBits, unsigned Encoding) { |
| return wrap(Builder->createBasicType(StringRef(Name, NameLen), SizeInBits, Encoding)); |
| } |
| |
| extern "C" LLVMMetadataRef LLVMRustDIBuilderCreateTypedef( |
| LLVMRustDIBuilderRef Builder, LLVMMetadataRef Type, const char *Name, size_t NameLen, |
| LLVMMetadataRef File, unsigned LineNo, LLVMMetadataRef Scope) { |
| return wrap(Builder->createTypedef( |
| unwrap<DIType>(Type), StringRef(Name, NameLen), unwrap<DIFile>(File), |
| LineNo, unwrapDIPtr<DIScope>(Scope))); |
| } |
| |
| extern "C" LLVMMetadataRef LLVMRustDIBuilderCreatePointerType( |
| LLVMRustDIBuilderRef Builder, LLVMMetadataRef PointeeTy, |
| uint64_t SizeInBits, uint32_t AlignInBits, unsigned AddressSpace, |
| const char *Name, size_t NameLen) { |
| return wrap(Builder->createPointerType(unwrapDI<DIType>(PointeeTy), |
| SizeInBits, AlignInBits, |
| AddressSpace, |
| StringRef(Name, NameLen))); |
| } |
| |
| extern "C" LLVMMetadataRef LLVMRustDIBuilderCreateStructType( |
| LLVMRustDIBuilderRef Builder, LLVMMetadataRef Scope, |
| const char *Name, size_t NameLen, |
| LLVMMetadataRef File, unsigned LineNumber, uint64_t SizeInBits, |
| uint32_t AlignInBits, LLVMRustDIFlags Flags, |
| LLVMMetadataRef DerivedFrom, LLVMMetadataRef Elements, |
| unsigned RunTimeLang, LLVMMetadataRef VTableHolder, |
| const char *UniqueId, size_t UniqueIdLen) { |
| return wrap(Builder->createStructType( |
| unwrapDI<DIDescriptor>(Scope), StringRef(Name, NameLen), |
| unwrapDI<DIFile>(File), LineNumber, |
| SizeInBits, AlignInBits, fromRust(Flags), unwrapDI<DIType>(DerivedFrom), |
| DINodeArray(unwrapDI<MDTuple>(Elements)), RunTimeLang, |
| unwrapDI<DIType>(VTableHolder), StringRef(UniqueId, UniqueIdLen))); |
| } |
| |
| extern "C" LLVMMetadataRef LLVMRustDIBuilderCreateVariantPart( |
| LLVMRustDIBuilderRef Builder, LLVMMetadataRef Scope, |
| const char *Name, size_t NameLen, |
| LLVMMetadataRef File, unsigned LineNumber, uint64_t SizeInBits, |
| uint32_t AlignInBits, LLVMRustDIFlags Flags, LLVMMetadataRef Discriminator, |
| LLVMMetadataRef Elements, const char *UniqueId, size_t UniqueIdLen) { |
| return wrap(Builder->createVariantPart( |
| unwrapDI<DIDescriptor>(Scope), StringRef(Name, NameLen), |
| unwrapDI<DIFile>(File), LineNumber, |
| SizeInBits, AlignInBits, fromRust(Flags), unwrapDI<DIDerivedType>(Discriminator), |
| DINodeArray(unwrapDI<MDTuple>(Elements)), StringRef(UniqueId, UniqueIdLen))); |
| } |
| |
| extern "C" LLVMMetadataRef LLVMRustDIBuilderCreateMemberType( |
| LLVMRustDIBuilderRef Builder, LLVMMetadataRef Scope, |
| const char *Name, size_t NameLen, |
| LLVMMetadataRef File, unsigned LineNo, uint64_t SizeInBits, |
| uint32_t AlignInBits, uint64_t OffsetInBits, LLVMRustDIFlags Flags, |
| LLVMMetadataRef Ty) { |
| return wrap(Builder->createMemberType(unwrapDI<DIDescriptor>(Scope), |
| StringRef(Name, NameLen), |
| unwrapDI<DIFile>(File), LineNo, |
| SizeInBits, AlignInBits, OffsetInBits, |
| fromRust(Flags), unwrapDI<DIType>(Ty))); |
| } |
| |
| extern "C" LLVMMetadataRef LLVMRustDIBuilderCreateVariantMemberType( |
| LLVMRustDIBuilderRef Builder, LLVMMetadataRef Scope, |
| const char *Name, size_t NameLen, LLVMMetadataRef File, unsigned LineNo, |
| uint64_t SizeInBits, uint32_t AlignInBits, uint64_t OffsetInBits, LLVMValueRef Discriminant, |
| LLVMRustDIFlags Flags, LLVMMetadataRef Ty) { |
| llvm::ConstantInt* D = nullptr; |
| if (Discriminant) { |
| D = unwrap<llvm::ConstantInt>(Discriminant); |
| } |
| return wrap(Builder->createVariantMemberType(unwrapDI<DIDescriptor>(Scope), |
| StringRef(Name, NameLen), |
| unwrapDI<DIFile>(File), LineNo, |
| SizeInBits, AlignInBits, OffsetInBits, D, |
| fromRust(Flags), unwrapDI<DIType>(Ty))); |
| } |
| |
| extern "C" LLVMMetadataRef LLVMRustDIBuilderCreateStaticMemberType( |
| LLVMRustDIBuilderRef Builder, |
| LLVMMetadataRef Scope, |
| const char *Name, |
| size_t NameLen, |
| LLVMMetadataRef File, |
| unsigned LineNo, |
| LLVMMetadataRef Ty, |
| LLVMRustDIFlags Flags, |
| LLVMValueRef val, |
| uint32_t AlignInBits |
| ) { |
| return wrap(Builder->createStaticMemberType( |
| unwrapDI<DIDescriptor>(Scope), |
| StringRef(Name, NameLen), |
| unwrapDI<DIFile>(File), |
| LineNo, |
| unwrapDI<DIType>(Ty), |
| fromRust(Flags), |
| unwrap<llvm::ConstantInt>(val), |
| AlignInBits |
| )); |
| } |
| |
| extern "C" LLVMMetadataRef LLVMRustDIBuilderCreateLexicalBlock( |
| LLVMRustDIBuilderRef Builder, LLVMMetadataRef Scope, |
| LLVMMetadataRef File, unsigned Line, unsigned Col) { |
| return wrap(Builder->createLexicalBlock(unwrapDI<DIDescriptor>(Scope), |
| unwrapDI<DIFile>(File), Line, Col)); |
| } |
| |
| extern "C" LLVMMetadataRef |
| LLVMRustDIBuilderCreateLexicalBlockFile(LLVMRustDIBuilderRef Builder, |
| LLVMMetadataRef Scope, |
| LLVMMetadataRef File) { |
| return wrap(Builder->createLexicalBlockFile(unwrapDI<DIDescriptor>(Scope), |
| unwrapDI<DIFile>(File))); |
| } |
| |
| extern "C" LLVMMetadataRef LLVMRustDIBuilderCreateStaticVariable( |
| LLVMRustDIBuilderRef Builder, LLVMMetadataRef Context, |
| const char *Name, size_t NameLen, |
| const char *LinkageName, size_t LinkageNameLen, |
| LLVMMetadataRef File, unsigned LineNo, |
| LLVMMetadataRef Ty, bool IsLocalToUnit, LLVMValueRef V, |
| LLVMMetadataRef Decl = nullptr, uint32_t AlignInBits = 0) { |
| llvm::GlobalVariable *InitVal = cast<llvm::GlobalVariable>(unwrap(V)); |
| |
| llvm::DIExpression *InitExpr = nullptr; |
| if (llvm::ConstantInt *IntVal = llvm::dyn_cast<llvm::ConstantInt>(InitVal)) { |
| InitExpr = Builder->createConstantValueExpression( |
| IntVal->getValue().getSExtValue()); |
| } else if (llvm::ConstantFP *FPVal = |
| llvm::dyn_cast<llvm::ConstantFP>(InitVal)) { |
| InitExpr = Builder->createConstantValueExpression( |
| FPVal->getValueAPF().bitcastToAPInt().getZExtValue()); |
| } |
| |
| llvm::DIGlobalVariableExpression *VarExpr = Builder->createGlobalVariableExpression( |
| unwrapDI<DIDescriptor>(Context), StringRef(Name, NameLen), |
| StringRef(LinkageName, LinkageNameLen), |
| unwrapDI<DIFile>(File), LineNo, unwrapDI<DIType>(Ty), IsLocalToUnit, |
| /* isDefined */ true, |
| InitExpr, unwrapDIPtr<MDNode>(Decl), |
| /* templateParams */ nullptr, |
| AlignInBits); |
| |
| InitVal->setMetadata("dbg", VarExpr); |
| |
| return wrap(VarExpr); |
| } |
| |
| extern "C" LLVMMetadataRef LLVMRustDIBuilderCreateVariable( |
| LLVMRustDIBuilderRef Builder, unsigned Tag, LLVMMetadataRef Scope, |
| const char *Name, size_t NameLen, |
| LLVMMetadataRef File, unsigned LineNo, |
| LLVMMetadataRef Ty, bool AlwaysPreserve, LLVMRustDIFlags Flags, |
| unsigned ArgNo, uint32_t AlignInBits) { |
| if (Tag == 0x100) { // DW_TAG_auto_variable |
| return wrap(Builder->createAutoVariable( |
| unwrapDI<DIDescriptor>(Scope), StringRef(Name, NameLen), |
| unwrapDI<DIFile>(File), LineNo, |
| unwrapDI<DIType>(Ty), AlwaysPreserve, fromRust(Flags), AlignInBits)); |
| } else { |
| return wrap(Builder->createParameterVariable( |
| unwrapDI<DIDescriptor>(Scope), StringRef(Name, NameLen), ArgNo, |
| unwrapDI<DIFile>(File), LineNo, |
| unwrapDI<DIType>(Ty), AlwaysPreserve, fromRust(Flags))); |
| } |
| } |
| |
| extern "C" LLVMMetadataRef |
| LLVMRustDIBuilderCreateArrayType(LLVMRustDIBuilderRef Builder, uint64_t Size, |
| uint32_t AlignInBits, LLVMMetadataRef Ty, |
| LLVMMetadataRef Subscripts) { |
| return wrap( |
| Builder->createArrayType(Size, AlignInBits, unwrapDI<DIType>(Ty), |
| DINodeArray(unwrapDI<MDTuple>(Subscripts)))); |
| } |
| |
| extern "C" LLVMMetadataRef |
| LLVMRustDIBuilderGetOrCreateSubrange(LLVMRustDIBuilderRef Builder, int64_t Lo, |
| int64_t Count) { |
| return wrap(Builder->getOrCreateSubrange(Lo, Count)); |
| } |
| |
| extern "C" LLVMMetadataRef |
| LLVMRustDIBuilderGetOrCreateArray(LLVMRustDIBuilderRef Builder, |
| LLVMMetadataRef *Ptr, unsigned Count) { |
| Metadata **DataValue = unwrap(Ptr); |
| return wrap( |
| Builder->getOrCreateArray(ArrayRef<Metadata *>(DataValue, Count)).get()); |
| } |
| |
| extern "C" LLVMValueRef LLVMRustDIBuilderInsertDeclareAtEnd( |
| LLVMRustDIBuilderRef Builder, LLVMValueRef V, LLVMMetadataRef VarInfo, |
| uint64_t *AddrOps, unsigned AddrOpsCount, LLVMMetadataRef DL, |
| LLVMBasicBlockRef InsertAtEnd) { |
| return wrap(Builder->insertDeclare( |
| unwrap(V), unwrap<DILocalVariable>(VarInfo), |
| Builder->createExpression(llvm::ArrayRef<uint64_t>(AddrOps, AddrOpsCount)), |
| DebugLoc(cast<MDNode>(unwrap(DL))), |
| unwrap(InsertAtEnd))); |
| } |
| |
| extern "C" LLVMMetadataRef LLVMRustDIBuilderCreateEnumerator( |
| LLVMRustDIBuilderRef Builder, const char *Name, size_t NameLen, |
| int64_t Value, bool IsUnsigned) { |
| return wrap(Builder->createEnumerator(StringRef(Name, NameLen), Value, IsUnsigned)); |
| } |
| |
| extern "C" LLVMMetadataRef LLVMRustDIBuilderCreateEnumerationType( |
| LLVMRustDIBuilderRef Builder, LLVMMetadataRef Scope, |
| const char *Name, size_t NameLen, |
| LLVMMetadataRef File, unsigned LineNumber, uint64_t SizeInBits, |
| uint32_t AlignInBits, LLVMMetadataRef Elements, |
| LLVMMetadataRef ClassTy, bool IsScoped) { |
| return wrap(Builder->createEnumerationType( |
| unwrapDI<DIDescriptor>(Scope), StringRef(Name, NameLen), |
| unwrapDI<DIFile>(File), LineNumber, |
| SizeInBits, AlignInBits, DINodeArray(unwrapDI<MDTuple>(Elements)), |
| unwrapDI<DIType>(ClassTy), "", IsScoped)); |
| } |
| |
| extern "C" LLVMMetadataRef LLVMRustDIBuilderCreateUnionType( |
| LLVMRustDIBuilderRef Builder, LLVMMetadataRef Scope, |
| const char *Name, size_t NameLen, |
| LLVMMetadataRef File, unsigned LineNumber, uint64_t SizeInBits, |
| uint32_t AlignInBits, LLVMRustDIFlags Flags, LLVMMetadataRef Elements, |
| unsigned RunTimeLang, const char *UniqueId, size_t UniqueIdLen) { |
| return wrap(Builder->createUnionType( |
| unwrapDI<DIDescriptor>(Scope), StringRef(Name, NameLen), unwrapDI<DIFile>(File), |
| LineNumber, SizeInBits, AlignInBits, fromRust(Flags), |
| DINodeArray(unwrapDI<MDTuple>(Elements)), RunTimeLang, |
| StringRef(UniqueId, UniqueIdLen))); |
| } |
| |
| extern "C" LLVMMetadataRef LLVMRustDIBuilderCreateTemplateTypeParameter( |
| LLVMRustDIBuilderRef Builder, LLVMMetadataRef Scope, |
| const char *Name, size_t NameLen, LLVMMetadataRef Ty) { |
| bool IsDefault = false; // FIXME: should we ever set this true? |
| return wrap(Builder->createTemplateTypeParameter( |
| unwrapDI<DIDescriptor>(Scope), StringRef(Name, NameLen), unwrapDI<DIType>(Ty), IsDefault)); |
| } |
| |
| extern "C" LLVMMetadataRef LLVMRustDIBuilderCreateNameSpace( |
| LLVMRustDIBuilderRef Builder, LLVMMetadataRef Scope, |
| const char *Name, size_t NameLen, bool ExportSymbols) { |
| return wrap(Builder->createNameSpace( |
| unwrapDI<DIDescriptor>(Scope), StringRef(Name, NameLen), ExportSymbols |
| )); |
| } |
| |
| extern "C" void |
| LLVMRustDICompositeTypeReplaceArrays(LLVMRustDIBuilderRef Builder, |
| LLVMMetadataRef CompositeTy, |
| LLVMMetadataRef Elements, |
| LLVMMetadataRef Params) { |
| DICompositeType *Tmp = unwrapDI<DICompositeType>(CompositeTy); |
| Builder->replaceArrays(Tmp, DINodeArray(unwrap<MDTuple>(Elements)), |
| DINodeArray(unwrap<MDTuple>(Params))); |
| } |
| |
| extern "C" LLVMMetadataRef |
| LLVMRustDIBuilderCreateDebugLocation(unsigned Line, unsigned Column, |
| LLVMMetadataRef ScopeRef, |
| LLVMMetadataRef InlinedAt) { |
| MDNode *Scope = unwrapDIPtr<MDNode>(ScopeRef); |
| DILocation *Loc = DILocation::get( |
| Scope->getContext(), Line, Column, Scope, |
| unwrapDIPtr<MDNode>(InlinedAt)); |
| return wrap(Loc); |
| } |
| |
| extern "C" uint64_t LLVMRustDIBuilderCreateOpDeref() { |
| return dwarf::DW_OP_deref; |
| } |
| |
| extern "C" uint64_t LLVMRustDIBuilderCreateOpPlusUconst() { |
| return dwarf::DW_OP_plus_uconst; |
| } |
| |
| extern "C" void LLVMRustWriteTypeToString(LLVMTypeRef Ty, RustStringRef Str) { |
| RawRustStringOstream OS(Str); |
| unwrap<llvm::Type>(Ty)->print(OS); |
| } |
| |
| extern "C" void LLVMRustWriteValueToString(LLVMValueRef V, |
| RustStringRef Str) { |
| RawRustStringOstream OS(Str); |
| if (!V) { |
| OS << "(null)"; |
| } else { |
| OS << "("; |
| unwrap<llvm::Value>(V)->getType()->print(OS); |
| OS << ":"; |
| unwrap<llvm::Value>(V)->print(OS); |
| OS << ")"; |
| } |
| } |
| |
| // LLVMArrayType function does not support 64-bit ElementCount |
| extern "C" LLVMTypeRef LLVMRustArrayType(LLVMTypeRef ElementTy, |
| uint64_t ElementCount) { |
| return wrap(ArrayType::get(unwrap(ElementTy), ElementCount)); |
| } |
| |
| DEFINE_SIMPLE_CONVERSION_FUNCTIONS(Twine, LLVMTwineRef) |
| |
| extern "C" void LLVMRustWriteTwineToString(LLVMTwineRef T, RustStringRef Str) { |
| RawRustStringOstream OS(Str); |
| unwrap(T)->print(OS); |
| } |
| |
| extern "C" void LLVMRustUnpackOptimizationDiagnostic( |
| LLVMDiagnosticInfoRef DI, RustStringRef PassNameOut, |
| LLVMValueRef *FunctionOut, unsigned* Line, unsigned* Column, |
| RustStringRef FilenameOut, RustStringRef MessageOut) { |
| // Undefined to call this not on an optimization diagnostic! |
| llvm::DiagnosticInfoOptimizationBase *Opt = |
| static_cast<llvm::DiagnosticInfoOptimizationBase *>(unwrap(DI)); |
| |
| RawRustStringOstream PassNameOS(PassNameOut); |
| PassNameOS << Opt->getPassName(); |
| *FunctionOut = wrap(&Opt->getFunction()); |
| |
| RawRustStringOstream FilenameOS(FilenameOut); |
| DiagnosticLocation loc = Opt->getLocation(); |
| if (loc.isValid()) { |
| *Line = loc.getLine(); |
| *Column = loc.getColumn(); |
| FilenameOS << loc.getAbsolutePath(); |
| } |
| |
| RawRustStringOstream MessageOS(MessageOut); |
| MessageOS << Opt->getMsg(); |
| } |
| |
| enum class LLVMRustDiagnosticLevel { |
| Error, |
| Warning, |
| Note, |
| Remark, |
| }; |
| |
| extern "C" void |
| LLVMRustUnpackInlineAsmDiagnostic(LLVMDiagnosticInfoRef DI, |
| LLVMRustDiagnosticLevel *LevelOut, |
| unsigned *CookieOut, |
| LLVMTwineRef *MessageOut) { |
| // Undefined to call this not on an inline assembly diagnostic! |
| llvm::DiagnosticInfoInlineAsm *IA = |
| static_cast<llvm::DiagnosticInfoInlineAsm *>(unwrap(DI)); |
| |
| *CookieOut = IA->getLocCookie(); |
| *MessageOut = wrap(&IA->getMsgStr()); |
| |
| switch (IA->getSeverity()) { |
| case DS_Error: |
| *LevelOut = LLVMRustDiagnosticLevel::Error; |
| break; |
| case DS_Warning: |
| *LevelOut = LLVMRustDiagnosticLevel::Warning; |
| break; |
| case DS_Note: |
| *LevelOut = LLVMRustDiagnosticLevel::Note; |
| break; |
| case DS_Remark: |
| *LevelOut = LLVMRustDiagnosticLevel::Remark; |
| break; |
| default: |
| report_fatal_error("Invalid LLVMRustDiagnosticLevel value!"); |
| } |
| } |
| |
| extern "C" void LLVMRustWriteDiagnosticInfoToString(LLVMDiagnosticInfoRef DI, |
| RustStringRef Str) { |
| RawRustStringOstream OS(Str); |
| DiagnosticPrinterRawOStream DP(OS); |
| unwrap(DI)->print(DP); |
| } |
| |
| enum class LLVMRustDiagnosticKind { |
| Other, |
| InlineAsm, |
| StackSize, |
| DebugMetadataVersion, |
| SampleProfile, |
| OptimizationRemark, |
| OptimizationRemarkMissed, |
| OptimizationRemarkAnalysis, |
| OptimizationRemarkAnalysisFPCommute, |
| OptimizationRemarkAnalysisAliasing, |
| OptimizationRemarkOther, |
| OptimizationFailure, |
| PGOProfile, |
| Linker, |
| Unsupported, |
| SrcMgr, |
| }; |
| |
| static LLVMRustDiagnosticKind toRust(DiagnosticKind Kind) { |
| switch (Kind) { |
| case DK_InlineAsm: |
| return LLVMRustDiagnosticKind::InlineAsm; |
| case DK_StackSize: |
| return LLVMRustDiagnosticKind::StackSize; |
| case DK_DebugMetadataVersion: |
| return LLVMRustDiagnosticKind::DebugMetadataVersion; |
| case DK_SampleProfile: |
| return LLVMRustDiagnosticKind::SampleProfile; |
| case DK_OptimizationRemark: |
| case DK_MachineOptimizationRemark: |
| return LLVMRustDiagnosticKind::OptimizationRemark; |
| case DK_OptimizationRemarkMissed: |
| case DK_MachineOptimizationRemarkMissed: |
| return LLVMRustDiagnosticKind::OptimizationRemarkMissed; |
| case DK_OptimizationRemarkAnalysis: |
| case DK_MachineOptimizationRemarkAnalysis: |
| return LLVMRustDiagnosticKind::OptimizationRemarkAnalysis; |
| case DK_OptimizationRemarkAnalysisFPCommute: |
| return LLVMRustDiagnosticKind::OptimizationRemarkAnalysisFPCommute; |
| case DK_OptimizationRemarkAnalysisAliasing: |
| return LLVMRustDiagnosticKind::OptimizationRemarkAnalysisAliasing; |
| case DK_PGOProfile: |
| return LLVMRustDiagnosticKind::PGOProfile; |
| case DK_Linker: |
| return LLVMRustDiagnosticKind::Linker; |
| case DK_Unsupported: |
| return LLVMRustDiagnosticKind::Unsupported; |
| case DK_SrcMgr: |
| return LLVMRustDiagnosticKind::SrcMgr; |
| default: |
| return (Kind >= DK_FirstRemark && Kind <= DK_LastRemark) |
| ? LLVMRustDiagnosticKind::OptimizationRemarkOther |
| : LLVMRustDiagnosticKind::Other; |
| } |
| } |
| |
| extern "C" LLVMRustDiagnosticKind |
| LLVMRustGetDiagInfoKind(LLVMDiagnosticInfoRef DI) { |
| return toRust((DiagnosticKind)unwrap(DI)->getKind()); |
| } |
| |
| // This is kept distinct from LLVMGetTypeKind, because when |
| // a new type kind is added, the Rust-side enum must be |
| // updated or UB will result. |
| extern "C" LLVMTypeKind LLVMRustGetTypeKind(LLVMTypeRef Ty) { |
| switch (unwrap(Ty)->getTypeID()) { |
| case Type::VoidTyID: |
| return LLVMVoidTypeKind; |
| case Type::HalfTyID: |
| return LLVMHalfTypeKind; |
| case Type::FloatTyID: |
| return LLVMFloatTypeKind; |
| case Type::DoubleTyID: |
| return LLVMDoubleTypeKind; |
| case Type::X86_FP80TyID: |
| return LLVMX86_FP80TypeKind; |
| case Type::FP128TyID: |
| return LLVMFP128TypeKind; |
| case Type::PPC_FP128TyID: |
| return LLVMPPC_FP128TypeKind; |
| case Type::LabelTyID: |
| return LLVMLabelTypeKind; |
| case Type::MetadataTyID: |
| return LLVMMetadataTypeKind; |
| case Type::IntegerTyID: |
| return LLVMIntegerTypeKind; |
| case Type::FunctionTyID: |
| return LLVMFunctionTypeKind; |
| case Type::StructTyID: |
| return LLVMStructTypeKind; |
| case Type::ArrayTyID: |
| return LLVMArrayTypeKind; |
| case Type::PointerTyID: |
| return LLVMPointerTypeKind; |
| case Type::FixedVectorTyID: |
| return LLVMVectorTypeKind; |
| case Type::X86_MMXTyID: |
| return LLVMX86_MMXTypeKind; |
| case Type::TokenTyID: |
| return LLVMTokenTypeKind; |
| case Type::ScalableVectorTyID: |
| return LLVMScalableVectorTypeKind; |
| case Type::BFloatTyID: |
| return LLVMBFloatTypeKind; |
| case Type::X86_AMXTyID: |
| return LLVMX86_AMXTypeKind; |
| #if LLVM_VERSION_GE(15, 0) && LLVM_VERSION_LT(16, 0) |
| case Type::DXILPointerTyID: |
| report_fatal_error("Rust does not support DirectX typed pointers."); |
| break; |
| #endif |
| #if LLVM_VERSION_GE(16, 0) |
| case Type::TypedPointerTyID: |
| report_fatal_error("Rust does not support typed pointers."); |
| break; |
| #endif |
| } |
| report_fatal_error("Unhandled TypeID."); |
| } |
| |
| DEFINE_SIMPLE_CONVERSION_FUNCTIONS(SMDiagnostic, LLVMSMDiagnosticRef) |
| |
| extern "C" LLVMSMDiagnosticRef LLVMRustGetSMDiagnostic( |
| LLVMDiagnosticInfoRef DI, unsigned *Cookie) { |
| llvm::DiagnosticInfoSrcMgr *SM = static_cast<llvm::DiagnosticInfoSrcMgr *>(unwrap(DI)); |
| *Cookie = SM->getLocCookie(); |
| return wrap(&SM->getSMDiag()); |
| } |
| |
| extern "C" bool LLVMRustUnpackSMDiagnostic(LLVMSMDiagnosticRef DRef, |
| RustStringRef MessageOut, |
| RustStringRef BufferOut, |
| LLVMRustDiagnosticLevel* LevelOut, |
| unsigned* LocOut, |
| unsigned* RangesOut, |
| size_t* NumRanges) { |
| SMDiagnostic& D = *unwrap(DRef); |
| RawRustStringOstream MessageOS(MessageOut); |
| MessageOS << D.getMessage(); |
| |
| switch (D.getKind()) { |
| case SourceMgr::DK_Error: |
| *LevelOut = LLVMRustDiagnosticLevel::Error; |
| break; |
| case SourceMgr::DK_Warning: |
| *LevelOut = LLVMRustDiagnosticLevel::Warning; |
| break; |
| case SourceMgr::DK_Note: |
| *LevelOut = LLVMRustDiagnosticLevel::Note; |
| break; |
| case SourceMgr::DK_Remark: |
| *LevelOut = LLVMRustDiagnosticLevel::Remark; |
| break; |
| default: |
| report_fatal_error("Invalid LLVMRustDiagnosticLevel value!"); |
| } |
| |
| if (D.getLoc() == SMLoc()) |
| return false; |
| |
| const SourceMgr &LSM = *D.getSourceMgr(); |
| const MemoryBuffer *LBuf = LSM.getMemoryBuffer(LSM.FindBufferContainingLoc(D.getLoc())); |
| LLVMRustStringWriteImpl(BufferOut, LBuf->getBufferStart(), LBuf->getBufferSize()); |
| |
| *LocOut = D.getLoc().getPointer() - LBuf->getBufferStart(); |
| |
| *NumRanges = std::min(*NumRanges, D.getRanges().size()); |
| size_t LineStart = *LocOut - (size_t)D.getColumnNo(); |
| for (size_t i = 0; i < *NumRanges; i++) { |
| RangesOut[i * 2] = LineStart + D.getRanges()[i].first; |
| RangesOut[i * 2 + 1] = LineStart + D.getRanges()[i].second; |
| } |
| |
| return true; |
| } |
| |
| extern "C" LLVMValueRef LLVMRustBuildCleanupPad(LLVMBuilderRef B, |
| LLVMValueRef ParentPad, |
| unsigned ArgCount, |
| LLVMValueRef *LLArgs, |
| const char *Name) { |
| Value **Args = unwrap(LLArgs); |
| if (ParentPad == nullptr) { |
| Type *Ty = Type::getTokenTy(unwrap(B)->getContext()); |
| ParentPad = wrap(Constant::getNullValue(Ty)); |
| } |
| return wrap(unwrap(B)->CreateCleanupPad( |
| unwrap(ParentPad), ArrayRef<Value *>(Args, ArgCount), Name)); |
| } |
| |
| extern "C" LLVMValueRef LLVMRustBuildCleanupRet(LLVMBuilderRef B, |
| LLVMValueRef CleanupPad, |
| LLVMBasicBlockRef UnwindBB) { |
| CleanupPadInst *Inst = cast<CleanupPadInst>(unwrap(CleanupPad)); |
| return wrap(unwrap(B)->CreateCleanupRet(Inst, unwrap(UnwindBB))); |
| } |
| |
| extern "C" LLVMValueRef |
| LLVMRustBuildCatchPad(LLVMBuilderRef B, LLVMValueRef ParentPad, |
| unsigned ArgCount, LLVMValueRef *LLArgs, const char *Name) { |
| Value **Args = unwrap(LLArgs); |
| return wrap(unwrap(B)->CreateCatchPad( |
| unwrap(ParentPad), ArrayRef<Value *>(Args, ArgCount), Name)); |
| } |
| |
| extern "C" LLVMValueRef LLVMRustBuildCatchRet(LLVMBuilderRef B, |
| LLVMValueRef Pad, |
| LLVMBasicBlockRef BB) { |
| return wrap(unwrap(B)->CreateCatchRet(cast<CatchPadInst>(unwrap(Pad)), |
| unwrap(BB))); |
| } |
| |
| extern "C" LLVMValueRef LLVMRustBuildCatchSwitch(LLVMBuilderRef B, |
| LLVMValueRef ParentPad, |
| LLVMBasicBlockRef BB, |
| unsigned NumHandlers, |
| const char *Name) { |
| if (ParentPad == nullptr) { |
| Type *Ty = Type::getTokenTy(unwrap(B)->getContext()); |
| ParentPad = wrap(Constant::getNullValue(Ty)); |
| } |
| return wrap(unwrap(B)->CreateCatchSwitch(unwrap(ParentPad), unwrap(BB), |
| NumHandlers, Name)); |
| } |
| |
| extern "C" void LLVMRustAddHandler(LLVMValueRef CatchSwitchRef, |
| LLVMBasicBlockRef Handler) { |
| Value *CatchSwitch = unwrap(CatchSwitchRef); |
| cast<CatchSwitchInst>(CatchSwitch)->addHandler(unwrap(Handler)); |
| } |
| |
| extern "C" OperandBundleDef *LLVMRustBuildOperandBundleDef(const char *Name, |
| LLVMValueRef *Inputs, |
| unsigned NumInputs) { |
| return new OperandBundleDef(Name, makeArrayRef(unwrap(Inputs), NumInputs)); |
| } |
| |
| extern "C" void LLVMRustFreeOperandBundleDef(OperandBundleDef *Bundle) { |
| delete Bundle; |
| } |
| |
| extern "C" LLVMValueRef LLVMRustBuildCall(LLVMBuilderRef B, LLVMTypeRef Ty, LLVMValueRef Fn, |
| LLVMValueRef *Args, unsigned NumArgs, |
| OperandBundleDef *Bundle) { |
| Value *Callee = unwrap(Fn); |
| FunctionType *FTy = unwrap<FunctionType>(Ty); |
| unsigned Len = Bundle ? 1 : 0; |
| ArrayRef<OperandBundleDef> Bundles = makeArrayRef(Bundle, Len); |
| return wrap(unwrap(B)->CreateCall( |
| FTy, Callee, makeArrayRef(unwrap(Args), NumArgs), Bundles)); |
| } |
| |
| extern "C" LLVMValueRef LLVMRustGetInstrProfIncrementIntrinsic(LLVMModuleRef M) { |
| return wrap(llvm::Intrinsic::getDeclaration(unwrap(M), |
| (llvm::Intrinsic::ID)llvm::Intrinsic::instrprof_increment)); |
| } |
| |
| extern "C" LLVMValueRef LLVMRustBuildMemCpy(LLVMBuilderRef B, |
| LLVMValueRef Dst, unsigned DstAlign, |
| LLVMValueRef Src, unsigned SrcAlign, |
| LLVMValueRef Size, bool IsVolatile) { |
| return wrap(unwrap(B)->CreateMemCpy( |
| unwrap(Dst), MaybeAlign(DstAlign), |
| unwrap(Src), MaybeAlign(SrcAlign), |
| unwrap(Size), IsVolatile)); |
| } |
| |
| extern "C" LLVMValueRef LLVMRustBuildMemMove(LLVMBuilderRef B, |
| LLVMValueRef Dst, unsigned DstAlign, |
| LLVMValueRef Src, unsigned SrcAlign, |
| LLVMValueRef Size, bool IsVolatile) { |
| return wrap(unwrap(B)->CreateMemMove( |
| unwrap(Dst), MaybeAlign(DstAlign), |
| unwrap(Src), MaybeAlign(SrcAlign), |
| unwrap(Size), IsVolatile)); |
| } |
| |
| extern "C" LLVMValueRef LLVMRustBuildMemSet(LLVMBuilderRef B, |
| LLVMValueRef Dst, unsigned DstAlign, |
| LLVMValueRef Val, |
| LLVMValueRef Size, bool IsVolatile) { |
| return wrap(unwrap(B)->CreateMemSet( |
| unwrap(Dst), unwrap(Val), unwrap(Size), MaybeAlign(DstAlign), IsVolatile)); |
| } |
| |
| extern "C" LLVMValueRef |
| LLVMRustBuildInvoke(LLVMBuilderRef B, LLVMTypeRef Ty, LLVMValueRef Fn, |
| LLVMValueRef *Args, unsigned NumArgs, |
| LLVMBasicBlockRef Then, LLVMBasicBlockRef Catch, |
| OperandBundleDef *Bundle, const char *Name) { |
| Value *Callee = unwrap(Fn); |
| FunctionType *FTy = unwrap<FunctionType>(Ty); |
| unsigned Len = Bundle ? 1 : 0; |
| ArrayRef<OperandBundleDef> Bundles = makeArrayRef(Bundle, Len); |
| return wrap(unwrap(B)->CreateInvoke(FTy, Callee, unwrap(Then), unwrap(Catch), |
| makeArrayRef(unwrap(Args), NumArgs), |
| Bundles, Name)); |
| } |
| |
| extern "C" void LLVMRustPositionBuilderAtStart(LLVMBuilderRef B, |
| LLVMBasicBlockRef BB) { |
| auto Point = unwrap(BB)->getFirstInsertionPt(); |
| unwrap(B)->SetInsertPoint(unwrap(BB), Point); |
| } |
| |
| extern "C" void LLVMRustSetComdat(LLVMModuleRef M, LLVMValueRef V, |
| const char *Name, size_t NameLen) { |
| Triple TargetTriple(unwrap(M)->getTargetTriple()); |
| GlobalObject *GV = unwrap<GlobalObject>(V); |
| if (TargetTriple.supportsCOMDAT()) { |
| StringRef NameRef(Name, NameLen); |
| GV->setComdat(unwrap(M)->getOrInsertComdat(NameRef)); |
| } |
| } |
| |
| enum class LLVMRustLinkage { |
| ExternalLinkage = 0, |
| AvailableExternallyLinkage = 1, |
| LinkOnceAnyLinkage = 2, |
| LinkOnceODRLinkage = 3, |
| WeakAnyLinkage = 4, |
| WeakODRLinkage = 5, |
| AppendingLinkage = 6, |
| InternalLinkage = 7, |
| PrivateLinkage = 8, |
| ExternalWeakLinkage = 9, |
| CommonLinkage = 10, |
| }; |
| |
| static LLVMRustLinkage toRust(LLVMLinkage Linkage) { |
| switch (Linkage) { |
| case LLVMExternalLinkage: |
| return LLVMRustLinkage::ExternalLinkage; |
| case LLVMAvailableExternallyLinkage: |
| return LLVMRustLinkage::AvailableExternallyLinkage; |
| case LLVMLinkOnceAnyLinkage: |
| return LLVMRustLinkage::LinkOnceAnyLinkage; |
| case LLVMLinkOnceODRLinkage: |
| return LLVMRustLinkage::LinkOnceODRLinkage; |
| case LLVMWeakAnyLinkage: |
| return LLVMRustLinkage::WeakAnyLinkage; |
| case LLVMWeakODRLinkage: |
| return LLVMRustLinkage::WeakODRLinkage; |
| case LLVMAppendingLinkage: |
| return LLVMRustLinkage::AppendingLinkage; |
| case LLVMInternalLinkage: |
| return LLVMRustLinkage::InternalLinkage; |
| case LLVMPrivateLinkage: |
| return LLVMRustLinkage::PrivateLinkage; |
| case LLVMExternalWeakLinkage: |
| return LLVMRustLinkage::ExternalWeakLinkage; |
| case LLVMCommonLinkage: |
| return LLVMRustLinkage::CommonLinkage; |
| default: |
| report_fatal_error("Invalid LLVMRustLinkage value!"); |
| } |
| } |
| |
| static LLVMLinkage fromRust(LLVMRustLinkage Linkage) { |
| switch (Linkage) { |
| case LLVMRustLinkage::ExternalLinkage: |
| return LLVMExternalLinkage; |
| case LLVMRustLinkage::AvailableExternallyLinkage: |
| return LLVMAvailableExternallyLinkage; |
| case LLVMRustLinkage::LinkOnceAnyLinkage: |
| return LLVMLinkOnceAnyLinkage; |
| case LLVMRustLinkage::LinkOnceODRLinkage: |
| return LLVMLinkOnceODRLinkage; |
| case LLVMRustLinkage::WeakAnyLinkage: |
| return LLVMWeakAnyLinkage; |
| case LLVMRustLinkage::WeakODRLinkage: |
| return LLVMWeakODRLinkage; |
| case LLVMRustLinkage::AppendingLinkage: |
| return LLVMAppendingLinkage; |
| case LLVMRustLinkage::InternalLinkage: |
| return LLVMInternalLinkage; |
| case LLVMRustLinkage::PrivateLinkage: |
| return LLVMPrivateLinkage; |
| case LLVMRustLinkage::ExternalWeakLinkage: |
| return LLVMExternalWeakLinkage; |
| case LLVMRustLinkage::CommonLinkage: |
| return LLVMCommonLinkage; |
| } |
| report_fatal_error("Invalid LLVMRustLinkage value!"); |
| } |
| |
| extern "C" LLVMRustLinkage LLVMRustGetLinkage(LLVMValueRef V) { |
| return toRust(LLVMGetLinkage(V)); |
| } |
| |
| extern "C" void LLVMRustSetLinkage(LLVMValueRef V, |
| LLVMRustLinkage RustLinkage) { |
| LLVMSetLinkage(V, fromRust(RustLinkage)); |
| } |
| |
| extern "C" LLVMValueRef LLVMRustConstInBoundsGEP2(LLVMTypeRef Ty, |
| LLVMValueRef ConstantVal, |
| LLVMValueRef *ConstantIndices, |
| unsigned NumIndices) { |
| ArrayRef<Constant *> IdxList(unwrap<Constant>(ConstantIndices, NumIndices), |
| NumIndices); |
| Constant *Val = unwrap<Constant>(ConstantVal); |
| return wrap(ConstantExpr::getInBoundsGetElementPtr(unwrap(Ty), Val, IdxList)); |
| } |
| |
| extern "C" bool LLVMRustConstIntGetZExtValue(LLVMValueRef CV, uint64_t *value) { |
| auto C = unwrap<llvm::ConstantInt>(CV); |
| if (C->getBitWidth() > 64) |
| return false; |
| *value = C->getZExtValue(); |
| return true; |
| } |
| |
| // Returns true if both high and low were successfully set. Fails in case constant wasn’t any of |
| // the common sizes (1, 8, 16, 32, 64, 128 bits) |
| extern "C" bool LLVMRustConstInt128Get(LLVMValueRef CV, bool sext, uint64_t *high, uint64_t *low) |
| { |
| auto C = unwrap<llvm::ConstantInt>(CV); |
| if (C->getBitWidth() > 128) { return false; } |
| APInt AP; |
| #if LLVM_VERSION_GE(15, 0) |
| if (sext) { |
| AP = C->getValue().sext(128); |
| } else { |
| AP = C->getValue().zext(128); |
| } |
| #else |
| if (sext) { |
| AP = C->getValue().sextOrSelf(128); |
| } else { |
| AP = C->getValue().zextOrSelf(128); |
| } |
| #endif |
| *low = AP.getLoBits(64).getZExtValue(); |
| *high = AP.getHiBits(64).getZExtValue(); |
| return true; |
| } |
| |
| enum class LLVMRustVisibility { |
| Default = 0, |
| Hidden = 1, |
| Protected = 2, |
| }; |
| |
| static LLVMRustVisibility toRust(LLVMVisibility Vis) { |
| switch (Vis) { |
| case LLVMDefaultVisibility: |
| return LLVMRustVisibility::Default; |
| case LLVMHiddenVisibility: |
| return LLVMRustVisibility::Hidden; |
| case LLVMProtectedVisibility: |
| return LLVMRustVisibility::Protected; |
| } |
| report_fatal_error("Invalid LLVMRustVisibility value!"); |
| } |
| |
| static LLVMVisibility fromRust(LLVMRustVisibility Vis) { |
| switch (Vis) { |
| case LLVMRustVisibility::Default: |
| return LLVMDefaultVisibility; |
| case LLVMRustVisibility::Hidden: |
| return LLVMHiddenVisibility; |
| case LLVMRustVisibility::Protected: |
| return LLVMProtectedVisibility; |
| } |
| report_fatal_error("Invalid LLVMRustVisibility value!"); |
| } |
| |
| extern "C" LLVMRustVisibility LLVMRustGetVisibility(LLVMValueRef V) { |
| return toRust(LLVMGetVisibility(V)); |
| } |
| |
| // Oh hey, a binding that makes sense for once? (because LLVM’s own do not) |
| extern "C" LLVMValueRef LLVMRustBuildIntCast(LLVMBuilderRef B, LLVMValueRef Val, |
| LLVMTypeRef DestTy, bool isSigned) { |
| return wrap(unwrap(B)->CreateIntCast(unwrap(Val), unwrap(DestTy), isSigned, "")); |
| } |
| |
| extern "C" void LLVMRustSetVisibility(LLVMValueRef V, |
| LLVMRustVisibility RustVisibility) { |
| LLVMSetVisibility(V, fromRust(RustVisibility)); |
| } |
| |
| extern "C" void LLVMRustSetDSOLocal(LLVMValueRef Global, bool is_dso_local) { |
| unwrap<GlobalValue>(Global)->setDSOLocal(is_dso_local); |
| } |
| |
| struct LLVMRustModuleBuffer { |
| std::string data; |
| }; |
| |
| extern "C" LLVMRustModuleBuffer* |
| LLVMRustModuleBufferCreate(LLVMModuleRef M) { |
| auto Ret = std::make_unique<LLVMRustModuleBuffer>(); |
| { |
| raw_string_ostream OS(Ret->data); |
| WriteBitcodeToFile(*unwrap(M), OS); |
| } |
| return Ret.release(); |
| } |
| |
| extern "C" void |
| LLVMRustModuleBufferFree(LLVMRustModuleBuffer *Buffer) { |
| delete Buffer; |
| } |
| |
| extern "C" const void* |
| LLVMRustModuleBufferPtr(const LLVMRustModuleBuffer *Buffer) { |
| return Buffer->data.data(); |
| } |
| |
| extern "C" size_t |
| LLVMRustModuleBufferLen(const LLVMRustModuleBuffer *Buffer) { |
| return Buffer->data.length(); |
| } |
| |
| extern "C" uint64_t |
| LLVMRustModuleCost(LLVMModuleRef M) { |
| auto f = unwrap(M)->functions(); |
| return std::distance(std::begin(f), std::end(f)); |
| } |
| |
| // Vector reductions: |
| extern "C" LLVMValueRef |
| LLVMRustBuildVectorReduceFAdd(LLVMBuilderRef B, LLVMValueRef Acc, LLVMValueRef Src) { |
| return wrap(unwrap(B)->CreateFAddReduce(unwrap(Acc),unwrap(Src))); |
| } |
| extern "C" LLVMValueRef |
| LLVMRustBuildVectorReduceFMul(LLVMBuilderRef B, LLVMValueRef Acc, LLVMValueRef Src) { |
| return wrap(unwrap(B)->CreateFMulReduce(unwrap(Acc),unwrap(Src))); |
| } |
| extern "C" LLVMValueRef |
| LLVMRustBuildVectorReduceAdd(LLVMBuilderRef B, LLVMValueRef Src) { |
| return wrap(unwrap(B)->CreateAddReduce(unwrap(Src))); |
| } |
| extern "C" LLVMValueRef |
| LLVMRustBuildVectorReduceMul(LLVMBuilderRef B, LLVMValueRef Src) { |
| return wrap(unwrap(B)->CreateMulReduce(unwrap(Src))); |
| } |
| extern "C" LLVMValueRef |
| LLVMRustBuildVectorReduceAnd(LLVMBuilderRef B, LLVMValueRef Src) { |
| return wrap(unwrap(B)->CreateAndReduce(unwrap(Src))); |
| } |
| extern "C" LLVMValueRef |
| LLVMRustBuildVectorReduceOr(LLVMBuilderRef B, LLVMValueRef Src) { |
| return wrap(unwrap(B)->CreateOrReduce(unwrap(Src))); |
| } |
| extern "C" LLVMValueRef |
| LLVMRustBuildVectorReduceXor(LLVMBuilderRef B, LLVMValueRef Src) { |
| return wrap(unwrap(B)->CreateXorReduce(unwrap(Src))); |
| } |
| extern "C" LLVMValueRef |
| LLVMRustBuildVectorReduceMin(LLVMBuilderRef B, LLVMValueRef Src, bool IsSigned) { |
| return wrap(unwrap(B)->CreateIntMinReduce(unwrap(Src), IsSigned)); |
| } |
| extern "C" LLVMValueRef |
| LLVMRustBuildVectorReduceMax(LLVMBuilderRef B, LLVMValueRef Src, bool IsSigned) { |
| return wrap(unwrap(B)->CreateIntMaxReduce(unwrap(Src), IsSigned)); |
| } |
| extern "C" LLVMValueRef |
| LLVMRustBuildVectorReduceFMin(LLVMBuilderRef B, LLVMValueRef Src, bool NoNaN) { |
| Instruction *I = unwrap(B)->CreateFPMinReduce(unwrap(Src)); |
| I->setHasNoNaNs(NoNaN); |
| return wrap(I); |
| } |
| extern "C" LLVMValueRef |
| LLVMRustBuildVectorReduceFMax(LLVMBuilderRef B, LLVMValueRef Src, bool NoNaN) { |
| Instruction *I = unwrap(B)->CreateFPMaxReduce(unwrap(Src)); |
| I->setHasNoNaNs(NoNaN); |
| return wrap(I); |
| } |
| |
| extern "C" LLVMValueRef |
| LLVMRustBuildMinNum(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS) { |
| return wrap(unwrap(B)->CreateMinNum(unwrap(LHS),unwrap(RHS))); |
| } |
| extern "C" LLVMValueRef |
| LLVMRustBuildMaxNum(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS) { |
| return wrap(unwrap(B)->CreateMaxNum(unwrap(LHS),unwrap(RHS))); |
| } |
| |
| // This struct contains all necessary info about a symbol exported from a DLL. |
| struct LLVMRustCOFFShortExport { |
| const char* name; |
| bool ordinal_present; |
| // The value of `ordinal` is only meaningful if `ordinal_present` is true. |
| uint16_t ordinal; |
| }; |
| |
| // Machine must be a COFF machine type, as defined in PE specs. |
| extern "C" LLVMRustResult LLVMRustWriteImportLibrary( |
| const char* ImportName, |
| const char* Path, |
| const LLVMRustCOFFShortExport* Exports, |
| size_t NumExports, |
| uint16_t Machine, |
| bool MinGW) |
| { |
| std::vector<llvm::object::COFFShortExport> ConvertedExports; |
| ConvertedExports.reserve(NumExports); |
| |
| for (size_t i = 0; i < NumExports; ++i) { |
| bool ordinal_present = Exports[i].ordinal_present; |
| uint16_t ordinal = ordinal_present ? Exports[i].ordinal : 0; |
| ConvertedExports.push_back(llvm::object::COFFShortExport{ |
| Exports[i].name, // Name |
| std::string{}, // ExtName |
| std::string{}, // SymbolName |
| std::string{}, // AliasTarget |
| ordinal, // Ordinal |
| ordinal_present, // Noname |
| false, // Data |
| false, // Private |
| false // Constant |
| }); |
| } |
| |
| auto Error = llvm::object::writeImportLibrary( |
| ImportName, |
| Path, |
| ConvertedExports, |
| static_cast<llvm::COFF::MachineTypes>(Machine), |
| MinGW); |
| if (Error) { |
| std::string errorString; |
| llvm::raw_string_ostream stream(errorString); |
| stream << Error; |
| stream.flush(); |
| LLVMRustSetLastError(errorString.c_str()); |
| return LLVMRustResult::Failure; |
| } else { |
| return LLVMRustResult::Success; |
| } |
| } |
| |
| // Transfers ownership of DiagnosticHandler unique_ptr to the caller. |
| extern "C" DiagnosticHandler * |
| LLVMRustContextGetDiagnosticHandler(LLVMContextRef C) { |
| std::unique_ptr<DiagnosticHandler> DH = unwrap(C)->getDiagnosticHandler(); |
| return DH.release(); |
| } |
| |
| // Sets unique_ptr to object of DiagnosticHandler to provide custom diagnostic |
| // handling. Ownership of the handler is moved to the LLVMContext. |
| extern "C" void LLVMRustContextSetDiagnosticHandler(LLVMContextRef C, |
| DiagnosticHandler *DH) { |
| unwrap(C)->setDiagnosticHandler(std::unique_ptr<DiagnosticHandler>(DH)); |
| } |
| |
| using LLVMDiagnosticHandlerTy = DiagnosticHandler::DiagnosticHandlerTy; |
| |
| // Configures a diagnostic handler that invokes provided callback when a |
| // backend needs to emit a diagnostic. |
| // |
| // When RemarkAllPasses is true, remarks are enabled for all passes. Otherwise |
| // the RemarkPasses array specifies individual passes for which remarks will be |
| // enabled. |
| extern "C" void LLVMRustContextConfigureDiagnosticHandler( |
| LLVMContextRef C, LLVMDiagnosticHandlerTy DiagnosticHandlerCallback, |
| void *DiagnosticHandlerContext, bool RemarkAllPasses, |
| const char * const * RemarkPasses, size_t RemarkPassesLen) { |
| |
| class RustDiagnosticHandler final : public DiagnosticHandler { |
| public: |
| RustDiagnosticHandler(LLVMDiagnosticHandlerTy DiagnosticHandlerCallback, |
| void *DiagnosticHandlerContext, |
| bool RemarkAllPasses, |
| std::vector<std::string> RemarkPasses) |
| : DiagnosticHandlerCallback(DiagnosticHandlerCallback), |
| DiagnosticHandlerContext(DiagnosticHandlerContext), |
| RemarkAllPasses(RemarkAllPasses), |
| RemarkPasses(RemarkPasses) {} |
| |
| virtual bool handleDiagnostics(const DiagnosticInfo &DI) override { |
| if (DiagnosticHandlerCallback) { |
| DiagnosticHandlerCallback(DI, DiagnosticHandlerContext); |
| return true; |
| } |
| return false; |
| } |
| |
| bool isAnalysisRemarkEnabled(StringRef PassName) const override { |
| return isRemarkEnabled(PassName); |
| } |
| |
| bool isMissedOptRemarkEnabled(StringRef PassName) const override { |
| return isRemarkEnabled(PassName); |
| } |
| |
| bool isPassedOptRemarkEnabled(StringRef PassName) const override { |
| return isRemarkEnabled(PassName); |
| } |
| |
| bool isAnyRemarkEnabled() const override { |
| return RemarkAllPasses || !RemarkPasses.empty(); |
| } |
| |
| private: |
| bool isRemarkEnabled(StringRef PassName) const { |
| if (RemarkAllPasses) |
| return true; |
| |
| for (auto &Pass : RemarkPasses) |
| if (Pass == PassName) |
| return true; |
| |
| return false; |
| } |
| |
| LLVMDiagnosticHandlerTy DiagnosticHandlerCallback = nullptr; |
| void *DiagnosticHandlerContext = nullptr; |
| |
| bool RemarkAllPasses = false; |
| std::vector<std::string> RemarkPasses; |
| }; |
| |
| std::vector<std::string> Passes; |
| for (size_t I = 0; I != RemarkPassesLen; ++I) |
| Passes.push_back(RemarkPasses[I]); |
| |
| unwrap(C)->setDiagnosticHandler(std::make_unique<RustDiagnosticHandler>( |
| DiagnosticHandlerCallback, DiagnosticHandlerContext, RemarkAllPasses, Passes)); |
| } |
| |
| extern "C" void LLVMRustGetMangledName(LLVMValueRef V, RustStringRef Str) { |
| RawRustStringOstream OS(Str); |
| GlobalValue *GV = unwrap<GlobalValue>(V); |
| Mangler().getNameWithPrefix(OS, GV, true); |
| } |
| |
| // LLVMGetAggregateElement was added in LLVM 15. For earlier LLVM versions just |
| // use its implementation. |
| #if LLVM_VERSION_LT(15, 0) |
| extern "C" LLVMValueRef LLVMGetAggregateElement(LLVMValueRef C, unsigned Idx) { |
| return wrap(unwrap<Constant>(C)->getAggregateElement(Idx)); |
| } |
| #endif |
| |
| extern "C" int32_t LLVMRustGetElementTypeArgIndex(LLVMValueRef CallSite) { |
| #if LLVM_VERSION_GE(15, 0) |
| auto *CB = unwrap<CallBase>(CallSite); |
| switch (CB->getIntrinsicID()) { |
| case Intrinsic::arm_ldrex: |
| return 0; |
| case Intrinsic::arm_strex: |
| return 1; |
| } |
| #endif |
| return -1; |
| } |
