2 #include "llvm/IR/CallSite.h"
3 #include "llvm/IR/DebugInfoMetadata.h"
4 #include "llvm/IR/DiagnosticInfo.h"
5 #include "llvm/IR/DiagnosticPrinter.h"
6 #include "llvm/IR/GlobalVariable.h"
7 #include "llvm/IR/Instructions.h"
8 #include "llvm/Object/Archive.h"
9 #include "llvm/Object/ObjectFile.h"
10 #include "llvm/Bitcode/BitcodeWriterPass.h"
11 #include "llvm/Support/Signals.h"
12 #include "llvm/ADT/Optional.h"
16 //===----------------------------------------------------------------------===
18 // This file defines alternate interfaces to core functions that are more
19 // readily callable by Rust's FFI.
21 //===----------------------------------------------------------------------===
24 using namespace llvm::sys;
25 using namespace llvm::object;
27 // LLVMAtomicOrdering is already an enum - don't create another
29 static AtomicOrdering fromRust(LLVMAtomicOrdering Ordering) {
31 case LLVMAtomicOrderingNotAtomic:
32 return AtomicOrdering::NotAtomic;
33 case LLVMAtomicOrderingUnordered:
34 return AtomicOrdering::Unordered;
35 case LLVMAtomicOrderingMonotonic:
36 return AtomicOrdering::Monotonic;
37 case LLVMAtomicOrderingAcquire:
38 return AtomicOrdering::Acquire;
39 case LLVMAtomicOrderingRelease:
40 return AtomicOrdering::Release;
41 case LLVMAtomicOrderingAcquireRelease:
42 return AtomicOrdering::AcquireRelease;
43 case LLVMAtomicOrderingSequentiallyConsistent:
44 return AtomicOrdering::SequentiallyConsistent;
47 report_fatal_error("Invalid LLVMAtomicOrdering value!");
50 static LLVM_THREAD_LOCAL char *LastError;
52 // Custom error handler for fatal LLVM errors.
54 // Notably it exits the process with code 101, unlike LLVM's default of 1.
55 static void FatalErrorHandler(void *UserData,
56 const std::string& Reason,
58 // Do the same thing that the default error handler does.
59 std::cerr << "LLVM ERROR: " << Reason << std::endl;
61 // Since this error handler exits the process, we have to run any cleanup that
62 // LLVM would run after handling the error. This might change with an LLVM
64 sys::RunInterruptHandlers();
69 extern "C" void LLVMRustInstallFatalErrorHandler() {
70 install_fatal_error_handler(FatalErrorHandler);
73 extern "C" LLVMMemoryBufferRef
74 LLVMRustCreateMemoryBufferWithContentsOfFile(const char *Path) {
75 ErrorOr<std::unique_ptr<MemoryBuffer>> BufOr =
76 MemoryBuffer::getFile(Path, -1, false);
78 LLVMRustSetLastError(BufOr.getError().message().c_str());
81 return wrap(BufOr.get().release());
84 extern "C" char *LLVMRustGetLastError(void) {
85 char *Ret = LastError;
90 extern "C" unsigned int LLVMRustGetInstructionCount(LLVMModuleRef M) {
91 return unwrap(M)->getInstructionCount();
94 extern "C" void LLVMRustSetLastError(const char *Err) {
95 free((void *)LastError);
96 LastError = strdup(Err);
99 extern "C" LLVMContextRef LLVMRustContextCreate(bool shouldDiscardNames) {
100 auto ctx = new LLVMContext();
101 ctx->setDiscardValueNames(shouldDiscardNames);
105 extern "C" void LLVMRustSetNormalizedTarget(LLVMModuleRef M,
106 const char *Triple) {
107 unwrap(M)->setTargetTriple(Triple::normalize(Triple));
110 extern "C" void LLVMRustPrintPassTimings() {
111 raw_fd_ostream OS(2, false); // stderr.
112 TimerGroup::printAll(OS);
115 extern "C" LLVMValueRef LLVMRustGetNamedValue(LLVMModuleRef M,
117 return wrap(unwrap(M)->getNamedValue(Name));
120 extern "C" LLVMValueRef LLVMRustGetOrInsertFunction(LLVMModuleRef M,
122 LLVMTypeRef FunctionTy) {
124 unwrap(M)->getOrInsertFunction(Name, unwrap<FunctionType>(FunctionTy))
125 #if LLVM_VERSION_GE(9, 0)
131 extern "C" LLVMValueRef
132 LLVMRustGetOrInsertGlobal(LLVMModuleRef M, const char *Name, size_t NameLen, LLVMTypeRef Ty) {
133 StringRef NameRef(Name, NameLen);
134 return wrap(unwrap(M)->getOrInsertGlobal(NameRef, unwrap(Ty)));
137 extern "C" LLVMValueRef
138 LLVMRustInsertPrivateGlobal(LLVMModuleRef M, LLVMTypeRef Ty) {
139 return wrap(new GlobalVariable(*unwrap(M),
142 GlobalValue::PrivateLinkage,
146 extern "C" LLVMTypeRef LLVMRustMetadataTypeInContext(LLVMContextRef C) {
147 return wrap(Type::getMetadataTy(*unwrap(C)));
150 static Attribute::AttrKind fromRust(LLVMRustAttribute Kind) {
153 return Attribute::AlwaysInline;
155 return Attribute::ByVal;
157 return Attribute::Cold;
159 return Attribute::InlineHint;
161 return Attribute::MinSize;
163 return Attribute::Naked;
165 return Attribute::NoAlias;
167 return Attribute::NoCapture;
169 return Attribute::NoInline;
171 return Attribute::NonNull;
173 return Attribute::NoRedZone;
175 return Attribute::NoReturn;
177 return Attribute::NoUnwind;
178 case OptimizeForSize:
179 return Attribute::OptimizeForSize;
181 return Attribute::ReadOnly;
183 return Attribute::SExt;
185 return Attribute::StructRet;
187 return Attribute::UWTable;
189 return Attribute::ZExt;
191 return Attribute::InReg;
193 return Attribute::SanitizeThread;
194 case SanitizeAddress:
195 return Attribute::SanitizeAddress;
197 return Attribute::SanitizeMemory;
199 return Attribute::NonLazyBind;
201 return Attribute::OptimizeNone;
203 return Attribute::ReturnsTwice;
205 report_fatal_error("bad AttributeKind");
208 extern "C" void LLVMRustAddCallSiteAttribute(LLVMValueRef Instr, unsigned Index,
209 LLVMRustAttribute RustAttr) {
210 CallSite Call = CallSite(unwrap<Instruction>(Instr));
211 Attribute Attr = Attribute::get(Call->getContext(), fromRust(RustAttr));
212 Call.addAttribute(Index, Attr);
215 extern "C" void LLVMRustAddAlignmentCallSiteAttr(LLVMValueRef Instr,
218 CallSite Call = CallSite(unwrap<Instruction>(Instr));
220 B.addAlignmentAttr(Bytes);
221 Call.setAttributes(Call.getAttributes().addAttributes(
222 Call->getContext(), Index, B));
225 extern "C" void LLVMRustAddDereferenceableCallSiteAttr(LLVMValueRef Instr,
228 CallSite Call = CallSite(unwrap<Instruction>(Instr));
230 B.addDereferenceableAttr(Bytes);
231 Call.setAttributes(Call.getAttributes().addAttributes(
232 Call->getContext(), Index, B));
235 extern "C" void LLVMRustAddDereferenceableOrNullCallSiteAttr(LLVMValueRef Instr,
238 CallSite Call = CallSite(unwrap<Instruction>(Instr));
240 B.addDereferenceableOrNullAttr(Bytes);
241 Call.setAttributes(Call.getAttributes().addAttributes(
242 Call->getContext(), Index, B));
245 extern "C" void LLVMRustAddByValCallSiteAttr(LLVMValueRef Instr, unsigned Index,
247 CallSite Call = CallSite(unwrap<Instruction>(Instr));
248 #if LLVM_VERSION_GE(9, 0)
249 Attribute Attr = Attribute::getWithByValType(Call->getContext(), unwrap(Ty));
251 Attribute Attr = Attribute::get(Call->getContext(), Attribute::ByVal);
253 Call.addAttribute(Index, Attr);
256 extern "C" void LLVMRustAddFunctionAttribute(LLVMValueRef Fn, unsigned Index,
257 LLVMRustAttribute RustAttr) {
258 Function *A = unwrap<Function>(Fn);
259 Attribute Attr = Attribute::get(A->getContext(), fromRust(RustAttr));
261 A->addAttributes(Index, B);
264 extern "C" void LLVMRustAddAlignmentAttr(LLVMValueRef Fn,
267 Function *A = unwrap<Function>(Fn);
269 B.addAlignmentAttr(Bytes);
270 A->addAttributes(Index, B);
273 extern "C" void LLVMRustAddDereferenceableAttr(LLVMValueRef Fn, unsigned Index,
275 Function *A = unwrap<Function>(Fn);
277 B.addDereferenceableAttr(Bytes);
278 A->addAttributes(Index, B);
281 extern "C" void LLVMRustAddDereferenceableOrNullAttr(LLVMValueRef Fn,
284 Function *A = unwrap<Function>(Fn);
286 B.addDereferenceableOrNullAttr(Bytes);
287 A->addAttributes(Index, B);
290 extern "C" void LLVMRustAddByValAttr(LLVMValueRef Fn, unsigned Index,
292 Function *F = unwrap<Function>(Fn);
293 #if LLVM_VERSION_GE(9, 0)
294 Attribute Attr = Attribute::getWithByValType(F->getContext(), unwrap(Ty));
296 Attribute Attr = Attribute::get(F->getContext(), Attribute::ByVal);
298 F->addAttribute(Index, Attr);
301 extern "C" void LLVMRustAddFunctionAttrStringValue(LLVMValueRef Fn,
305 Function *F = unwrap<Function>(Fn);
307 B.addAttribute(Name, Value);
308 F->addAttributes(Index, B);
311 extern "C" void LLVMRustRemoveFunctionAttributes(LLVMValueRef Fn,
313 LLVMRustAttribute RustAttr) {
314 Function *F = unwrap<Function>(Fn);
315 Attribute Attr = Attribute::get(F->getContext(), fromRust(RustAttr));
317 auto PAL = F->getAttributes();
318 auto PALNew = PAL.removeAttributes(F->getContext(), Index, B);
319 F->setAttributes(PALNew);
322 // enable fpmath flag UnsafeAlgebra
323 extern "C" void LLVMRustSetHasUnsafeAlgebra(LLVMValueRef V) {
324 if (auto I = dyn_cast<Instruction>(unwrap<Value>(V))) {
329 extern "C" LLVMValueRef
330 LLVMRustBuildAtomicLoad(LLVMBuilderRef B, LLVMValueRef Source, const char *Name,
331 LLVMAtomicOrdering Order) {
332 LoadInst *LI = new LoadInst(unwrap(Source));
333 LI->setAtomic(fromRust(Order));
334 return wrap(unwrap(B)->Insert(LI, Name));
337 extern "C" LLVMValueRef LLVMRustBuildAtomicStore(LLVMBuilderRef B,
340 LLVMAtomicOrdering Order) {
341 StoreInst *SI = new StoreInst(unwrap(V), unwrap(Target));
342 SI->setAtomic(fromRust(Order));
343 return wrap(unwrap(B)->Insert(SI));
346 extern "C" LLVMValueRef
347 LLVMRustBuildAtomicCmpXchg(LLVMBuilderRef B, LLVMValueRef Target,
348 LLVMValueRef Old, LLVMValueRef Source,
349 LLVMAtomicOrdering Order,
350 LLVMAtomicOrdering FailureOrder, LLVMBool Weak) {
351 AtomicCmpXchgInst *ACXI = unwrap(B)->CreateAtomicCmpXchg(
352 unwrap(Target), unwrap(Old), unwrap(Source), fromRust(Order),
353 fromRust(FailureOrder));
358 enum class LLVMRustSynchronizationScope {
364 static SyncScope::ID fromRust(LLVMRustSynchronizationScope Scope) {
366 case LLVMRustSynchronizationScope::SingleThread:
367 return SyncScope::SingleThread;
368 case LLVMRustSynchronizationScope::CrossThread:
369 return SyncScope::System;
371 report_fatal_error("bad SynchronizationScope.");
375 extern "C" LLVMValueRef
376 LLVMRustBuildAtomicFence(LLVMBuilderRef B, LLVMAtomicOrdering Order,
377 LLVMRustSynchronizationScope Scope) {
378 return wrap(unwrap(B)->CreateFence(fromRust(Order), fromRust(Scope)));
381 enum class LLVMRustAsmDialect {
387 static InlineAsm::AsmDialect fromRust(LLVMRustAsmDialect Dialect) {
389 case LLVMRustAsmDialect::Att:
390 return InlineAsm::AD_ATT;
391 case LLVMRustAsmDialect::Intel:
392 return InlineAsm::AD_Intel;
394 report_fatal_error("bad AsmDialect.");
398 extern "C" LLVMValueRef LLVMRustInlineAsm(LLVMTypeRef Ty, char *AsmString,
400 LLVMBool HasSideEffects,
401 LLVMBool IsAlignStack,
402 LLVMRustAsmDialect Dialect) {
403 return wrap(InlineAsm::get(unwrap<FunctionType>(Ty), AsmString, Constraints,
404 HasSideEffects, IsAlignStack, fromRust(Dialect)));
407 extern "C" bool LLVMRustInlineAsmVerify(LLVMTypeRef Ty,
409 return InlineAsm::Verify(unwrap<FunctionType>(Ty), Constraints);
412 extern "C" void LLVMRustAppendModuleInlineAsm(LLVMModuleRef M, const char *Asm) {
413 unwrap(M)->appendModuleInlineAsm(StringRef(Asm));
416 typedef DIBuilder *LLVMRustDIBuilderRef;
418 template <typename DIT> DIT *unwrapDIPtr(LLVMMetadataRef Ref) {
419 return (DIT *)(Ref ? unwrap<MDNode>(Ref) : nullptr);
422 #define DIDescriptor DIScope
423 #define DIArray DINodeArray
424 #define unwrapDI unwrapDIPtr
426 // These values **must** match debuginfo::DIFlags! They also *happen*
427 // to match LLVM, but that isn't required as we do giant sets of
428 // matching below. The value shouldn't be directly passed to LLVM.
429 enum class LLVMRustDIFlags : uint32_t {
434 FlagFwdDecl = (1 << 2),
435 FlagAppleBlock = (1 << 3),
436 FlagBlockByrefStruct = (1 << 4),
437 FlagVirtual = (1 << 5),
438 FlagArtificial = (1 << 6),
439 FlagExplicit = (1 << 7),
440 FlagPrototyped = (1 << 8),
441 FlagObjcClassComplete = (1 << 9),
442 FlagObjectPointer = (1 << 10),
443 FlagVector = (1 << 11),
444 FlagStaticMember = (1 << 12),
445 FlagLValueReference = (1 << 13),
446 FlagRValueReference = (1 << 14),
447 FlagExternalTypeRef = (1 << 15),
448 FlagIntroducedVirtual = (1 << 18),
449 FlagBitField = (1 << 19),
450 FlagNoReturn = (1 << 20),
451 // Do not add values that are not supported by the minimum LLVM
452 // version we support! see llvm/include/llvm/IR/DebugInfoFlags.def
455 inline LLVMRustDIFlags operator&(LLVMRustDIFlags A, LLVMRustDIFlags B) {
456 return static_cast<LLVMRustDIFlags>(static_cast<uint32_t>(A) &
457 static_cast<uint32_t>(B));
460 inline LLVMRustDIFlags operator|(LLVMRustDIFlags A, LLVMRustDIFlags B) {
461 return static_cast<LLVMRustDIFlags>(static_cast<uint32_t>(A) |
462 static_cast<uint32_t>(B));
465 inline LLVMRustDIFlags &operator|=(LLVMRustDIFlags &A, LLVMRustDIFlags B) {
469 inline bool isSet(LLVMRustDIFlags F) { return F != LLVMRustDIFlags::FlagZero; }
471 inline LLVMRustDIFlags visibility(LLVMRustDIFlags F) {
472 return static_cast<LLVMRustDIFlags>(static_cast<uint32_t>(F) & 0x3);
475 static DINode::DIFlags fromRust(LLVMRustDIFlags Flags) {
476 DINode::DIFlags Result = DINode::DIFlags::FlagZero;
478 switch (visibility(Flags)) {
479 case LLVMRustDIFlags::FlagPrivate:
480 Result |= DINode::DIFlags::FlagPrivate;
482 case LLVMRustDIFlags::FlagProtected:
483 Result |= DINode::DIFlags::FlagProtected;
485 case LLVMRustDIFlags::FlagPublic:
486 Result |= DINode::DIFlags::FlagPublic;
489 // The rest are handled below
493 if (isSet(Flags & LLVMRustDIFlags::FlagFwdDecl)) {
494 Result |= DINode::DIFlags::FlagFwdDecl;
496 if (isSet(Flags & LLVMRustDIFlags::FlagAppleBlock)) {
497 Result |= DINode::DIFlags::FlagAppleBlock;
499 #if LLVM_VERSION_LT(10, 0)
500 if (isSet(Flags & LLVMRustDIFlags::FlagBlockByrefStruct)) {
501 Result |= DINode::DIFlags::FlagBlockByrefStruct;
504 if (isSet(Flags & LLVMRustDIFlags::FlagVirtual)) {
505 Result |= DINode::DIFlags::FlagVirtual;
507 if (isSet(Flags & LLVMRustDIFlags::FlagArtificial)) {
508 Result |= DINode::DIFlags::FlagArtificial;
510 if (isSet(Flags & LLVMRustDIFlags::FlagExplicit)) {
511 Result |= DINode::DIFlags::FlagExplicit;
513 if (isSet(Flags & LLVMRustDIFlags::FlagPrototyped)) {
514 Result |= DINode::DIFlags::FlagPrototyped;
516 if (isSet(Flags & LLVMRustDIFlags::FlagObjcClassComplete)) {
517 Result |= DINode::DIFlags::FlagObjcClassComplete;
519 if (isSet(Flags & LLVMRustDIFlags::FlagObjectPointer)) {
520 Result |= DINode::DIFlags::FlagObjectPointer;
522 if (isSet(Flags & LLVMRustDIFlags::FlagVector)) {
523 Result |= DINode::DIFlags::FlagVector;
525 if (isSet(Flags & LLVMRustDIFlags::FlagStaticMember)) {
526 Result |= DINode::DIFlags::FlagStaticMember;
528 if (isSet(Flags & LLVMRustDIFlags::FlagLValueReference)) {
529 Result |= DINode::DIFlags::FlagLValueReference;
531 if (isSet(Flags & LLVMRustDIFlags::FlagRValueReference)) {
532 Result |= DINode::DIFlags::FlagRValueReference;
534 if (isSet(Flags & LLVMRustDIFlags::FlagIntroducedVirtual)) {
535 Result |= DINode::DIFlags::FlagIntroducedVirtual;
537 if (isSet(Flags & LLVMRustDIFlags::FlagBitField)) {
538 Result |= DINode::DIFlags::FlagBitField;
540 if (isSet(Flags & LLVMRustDIFlags::FlagNoReturn)) {
541 Result |= DINode::DIFlags::FlagNoReturn;
547 // These values **must** match debuginfo::DISPFlags! They also *happen*
548 // to match LLVM, but that isn't required as we do giant sets of
549 // matching below. The value shouldn't be directly passed to LLVM.
550 enum class LLVMRustDISPFlags : uint32_t {
553 SPFlagPureVirtual = 2,
554 SPFlagLocalToUnit = (1 << 2),
555 SPFlagDefinition = (1 << 3),
556 SPFlagOptimized = (1 << 4),
557 SPFlagMainSubprogram = (1 << 5),
558 // Do not add values that are not supported by the minimum LLVM
559 // version we support! see llvm/include/llvm/IR/DebugInfoFlags.def
560 // (In LLVM < 8, createFunction supported these as separate bool arguments.)
563 inline LLVMRustDISPFlags operator&(LLVMRustDISPFlags A, LLVMRustDISPFlags B) {
564 return static_cast<LLVMRustDISPFlags>(static_cast<uint32_t>(A) &
565 static_cast<uint32_t>(B));
568 inline LLVMRustDISPFlags operator|(LLVMRustDISPFlags A, LLVMRustDISPFlags B) {
569 return static_cast<LLVMRustDISPFlags>(static_cast<uint32_t>(A) |
570 static_cast<uint32_t>(B));
573 inline LLVMRustDISPFlags &operator|=(LLVMRustDISPFlags &A, LLVMRustDISPFlags B) {
577 inline bool isSet(LLVMRustDISPFlags F) { return F != LLVMRustDISPFlags::SPFlagZero; }
579 inline LLVMRustDISPFlags virtuality(LLVMRustDISPFlags F) {
580 return static_cast<LLVMRustDISPFlags>(static_cast<uint32_t>(F) & 0x3);
583 #if LLVM_VERSION_GE(8, 0)
584 static DISubprogram::DISPFlags fromRust(LLVMRustDISPFlags SPFlags) {
585 DISubprogram::DISPFlags Result = DISubprogram::DISPFlags::SPFlagZero;
587 switch (virtuality(SPFlags)) {
588 case LLVMRustDISPFlags::SPFlagVirtual:
589 Result |= DISubprogram::DISPFlags::SPFlagVirtual;
591 case LLVMRustDISPFlags::SPFlagPureVirtual:
592 Result |= DISubprogram::DISPFlags::SPFlagPureVirtual;
595 // The rest are handled below
599 if (isSet(SPFlags & LLVMRustDISPFlags::SPFlagLocalToUnit)) {
600 Result |= DISubprogram::DISPFlags::SPFlagLocalToUnit;
602 if (isSet(SPFlags & LLVMRustDISPFlags::SPFlagDefinition)) {
603 Result |= DISubprogram::DISPFlags::SPFlagDefinition;
605 if (isSet(SPFlags & LLVMRustDISPFlags::SPFlagOptimized)) {
606 Result |= DISubprogram::DISPFlags::SPFlagOptimized;
608 #if LLVM_VERSION_GE(9, 0)
609 if (isSet(SPFlags & LLVMRustDISPFlags::SPFlagMainSubprogram)) {
610 Result |= DISubprogram::DISPFlags::SPFlagMainSubprogram;
618 enum class LLVMRustDebugEmissionKind {
624 static DICompileUnit::DebugEmissionKind fromRust(LLVMRustDebugEmissionKind Kind) {
626 case LLVMRustDebugEmissionKind::NoDebug:
627 return DICompileUnit::DebugEmissionKind::NoDebug;
628 case LLVMRustDebugEmissionKind::FullDebug:
629 return DICompileUnit::DebugEmissionKind::FullDebug;
630 case LLVMRustDebugEmissionKind::LineTablesOnly:
631 return DICompileUnit::DebugEmissionKind::LineTablesOnly;
633 report_fatal_error("bad DebugEmissionKind.");
637 extern "C" uint32_t LLVMRustDebugMetadataVersion() {
638 return DEBUG_METADATA_VERSION;
641 extern "C" uint32_t LLVMRustVersionMinor() { return LLVM_VERSION_MINOR; }
643 extern "C" uint32_t LLVMRustVersionMajor() { return LLVM_VERSION_MAJOR; }
645 extern "C" void LLVMRustAddModuleFlag(LLVMModuleRef M, const char *Name,
647 unwrap(M)->addModuleFlag(Module::Warning, Name, Value);
650 extern "C" LLVMValueRef LLVMRustMetadataAsValue(LLVMContextRef C, LLVMMetadataRef MD) {
651 return wrap(MetadataAsValue::get(*unwrap(C), unwrap(MD)));
654 extern "C" LLVMRustDIBuilderRef LLVMRustDIBuilderCreate(LLVMModuleRef M) {
655 return new DIBuilder(*unwrap(M));
658 extern "C" void LLVMRustDIBuilderDispose(LLVMRustDIBuilderRef Builder) {
662 extern "C" void LLVMRustDIBuilderFinalize(LLVMRustDIBuilderRef Builder) {
666 extern "C" LLVMMetadataRef LLVMRustDIBuilderCreateCompileUnit(
667 LLVMRustDIBuilderRef Builder, unsigned Lang, LLVMMetadataRef FileRef,
668 const char *Producer, bool isOptimized, const char *Flags,
669 unsigned RuntimeVer, const char *SplitName,
670 LLVMRustDebugEmissionKind Kind) {
671 auto *File = unwrapDI<DIFile>(FileRef);
673 return wrap(Builder->createCompileUnit(Lang, File, Producer, isOptimized,
674 Flags, RuntimeVer, SplitName,
678 extern "C" LLVMMetadataRef
679 LLVMRustDIBuilderCreateFile(LLVMRustDIBuilderRef Builder, const char *Filename,
680 const char *Directory) {
681 return wrap(Builder->createFile(Filename, Directory));
684 extern "C" LLVMMetadataRef
685 LLVMRustDIBuilderCreateSubroutineType(LLVMRustDIBuilderRef Builder,
686 LLVMMetadataRef File,
687 LLVMMetadataRef ParameterTypes) {
688 return wrap(Builder->createSubroutineType(
689 DITypeRefArray(unwrap<MDTuple>(ParameterTypes))));
692 extern "C" LLVMMetadataRef LLVMRustDIBuilderCreateFunction(
693 LLVMRustDIBuilderRef Builder, LLVMMetadataRef Scope, const char *Name,
694 const char *LinkageName, LLVMMetadataRef File, unsigned LineNo,
695 LLVMMetadataRef Ty, unsigned ScopeLine, LLVMRustDIFlags Flags,
696 LLVMRustDISPFlags SPFlags, LLVMValueRef Fn, LLVMMetadataRef TParam,
697 LLVMMetadataRef Decl) {
698 DITemplateParameterArray TParams =
699 DITemplateParameterArray(unwrap<MDTuple>(TParam));
700 #if LLVM_VERSION_GE(8, 0)
701 DISubprogram::DISPFlags llvmSPFlags = fromRust(SPFlags);
702 DINode::DIFlags llvmFlags = fromRust(Flags);
703 #if LLVM_VERSION_LT(9, 0)
704 if (isSet(SPFlags & LLVMRustDISPFlags::SPFlagMainSubprogram))
705 llvmFlags |= DINode::DIFlags::FlagMainSubprogram;
707 DISubprogram *Sub = Builder->createFunction(
708 unwrapDI<DIScope>(Scope), Name, LinkageName, unwrapDI<DIFile>(File),
709 LineNo, unwrapDI<DISubroutineType>(Ty), ScopeLine, llvmFlags,
710 llvmSPFlags, TParams, unwrapDIPtr<DISubprogram>(Decl));
712 bool IsLocalToUnit = isSet(SPFlags & LLVMRustDISPFlags::SPFlagLocalToUnit);
713 bool IsDefinition = isSet(SPFlags & LLVMRustDISPFlags::SPFlagDefinition);
714 bool IsOptimized = isSet(SPFlags & LLVMRustDISPFlags::SPFlagOptimized);
715 DINode::DIFlags llvmFlags = fromRust(Flags);
716 if (isSet(SPFlags & LLVMRustDISPFlags::SPFlagMainSubprogram))
717 llvmFlags |= DINode::DIFlags::FlagMainSubprogram;
718 DISubprogram *Sub = Builder->createFunction(
719 unwrapDI<DIScope>(Scope), Name, LinkageName, unwrapDI<DIFile>(File),
720 LineNo, unwrapDI<DISubroutineType>(Ty), IsLocalToUnit, IsDefinition,
721 ScopeLine, llvmFlags, IsOptimized, TParams,
722 unwrapDIPtr<DISubprogram>(Decl));
724 unwrap<Function>(Fn)->setSubprogram(Sub);
728 extern "C" LLVMMetadataRef
729 LLVMRustDIBuilderCreateBasicType(LLVMRustDIBuilderRef Builder, const char *Name,
730 uint64_t SizeInBits, uint32_t AlignInBits,
732 return wrap(Builder->createBasicType(Name, SizeInBits, Encoding));
735 extern "C" LLVMMetadataRef LLVMRustDIBuilderCreatePointerType(
736 LLVMRustDIBuilderRef Builder, LLVMMetadataRef PointeeTy,
737 uint64_t SizeInBits, uint32_t AlignInBits, const char *Name) {
738 return wrap(Builder->createPointerType(unwrapDI<DIType>(PointeeTy),
739 SizeInBits, AlignInBits,
740 /* DWARFAddressSpace */ None,
744 extern "C" LLVMMetadataRef LLVMRustDIBuilderCreateStructType(
745 LLVMRustDIBuilderRef Builder, LLVMMetadataRef Scope, const char *Name,
746 LLVMMetadataRef File, unsigned LineNumber, uint64_t SizeInBits,
747 uint32_t AlignInBits, LLVMRustDIFlags Flags,
748 LLVMMetadataRef DerivedFrom, LLVMMetadataRef Elements,
749 unsigned RunTimeLang, LLVMMetadataRef VTableHolder,
750 const char *UniqueId) {
751 return wrap(Builder->createStructType(
752 unwrapDI<DIDescriptor>(Scope), Name, unwrapDI<DIFile>(File), LineNumber,
753 SizeInBits, AlignInBits, fromRust(Flags), unwrapDI<DIType>(DerivedFrom),
754 DINodeArray(unwrapDI<MDTuple>(Elements)), RunTimeLang,
755 unwrapDI<DIType>(VTableHolder), UniqueId));
758 extern "C" LLVMMetadataRef LLVMRustDIBuilderCreateVariantPart(
759 LLVMRustDIBuilderRef Builder, LLVMMetadataRef Scope, const char *Name,
760 LLVMMetadataRef File, unsigned LineNumber, uint64_t SizeInBits,
761 uint32_t AlignInBits, LLVMRustDIFlags Flags, LLVMMetadataRef Discriminator,
762 LLVMMetadataRef Elements, const char *UniqueId) {
763 return wrap(Builder->createVariantPart(
764 unwrapDI<DIDescriptor>(Scope), Name, unwrapDI<DIFile>(File), LineNumber,
765 SizeInBits, AlignInBits, fromRust(Flags), unwrapDI<DIDerivedType>(Discriminator),
766 DINodeArray(unwrapDI<MDTuple>(Elements)), UniqueId));
769 extern "C" LLVMMetadataRef LLVMRustDIBuilderCreateMemberType(
770 LLVMRustDIBuilderRef Builder, LLVMMetadataRef Scope, const char *Name,
771 LLVMMetadataRef File, unsigned LineNo, uint64_t SizeInBits,
772 uint32_t AlignInBits, uint64_t OffsetInBits, LLVMRustDIFlags Flags,
773 LLVMMetadataRef Ty) {
774 return wrap(Builder->createMemberType(unwrapDI<DIDescriptor>(Scope), Name,
775 unwrapDI<DIFile>(File), LineNo,
776 SizeInBits, AlignInBits, OffsetInBits,
777 fromRust(Flags), unwrapDI<DIType>(Ty)));
780 extern "C" LLVMMetadataRef LLVMRustDIBuilderCreateVariantMemberType(
781 LLVMRustDIBuilderRef Builder, LLVMMetadataRef Scope,
782 const char *Name, LLVMMetadataRef File, unsigned LineNo, uint64_t SizeInBits,
783 uint32_t AlignInBits, uint64_t OffsetInBits, LLVMValueRef Discriminant,
784 LLVMRustDIFlags Flags, LLVMMetadataRef Ty) {
785 llvm::ConstantInt* D = nullptr;
787 D = unwrap<llvm::ConstantInt>(Discriminant);
789 return wrap(Builder->createVariantMemberType(unwrapDI<DIDescriptor>(Scope), Name,
790 unwrapDI<DIFile>(File), LineNo,
791 SizeInBits, AlignInBits, OffsetInBits, D,
792 fromRust(Flags), unwrapDI<DIType>(Ty)));
795 extern "C" LLVMMetadataRef LLVMRustDIBuilderCreateLexicalBlock(
796 LLVMRustDIBuilderRef Builder, LLVMMetadataRef Scope,
797 LLVMMetadataRef File, unsigned Line, unsigned Col) {
798 return wrap(Builder->createLexicalBlock(unwrapDI<DIDescriptor>(Scope),
799 unwrapDI<DIFile>(File), Line, Col));
802 extern "C" LLVMMetadataRef
803 LLVMRustDIBuilderCreateLexicalBlockFile(LLVMRustDIBuilderRef Builder,
804 LLVMMetadataRef Scope,
805 LLVMMetadataRef File) {
806 return wrap(Builder->createLexicalBlockFile(unwrapDI<DIDescriptor>(Scope),
807 unwrapDI<DIFile>(File)));
810 extern "C" LLVMMetadataRef LLVMRustDIBuilderCreateStaticVariable(
811 LLVMRustDIBuilderRef Builder, LLVMMetadataRef Context, const char *Name,
812 const char *LinkageName, LLVMMetadataRef File, unsigned LineNo,
813 LLVMMetadataRef Ty, bool IsLocalToUnit, LLVMValueRef V,
814 LLVMMetadataRef Decl = nullptr, uint32_t AlignInBits = 0) {
815 llvm::GlobalVariable *InitVal = cast<llvm::GlobalVariable>(unwrap(V));
817 llvm::DIExpression *InitExpr = nullptr;
818 if (llvm::ConstantInt *IntVal = llvm::dyn_cast<llvm::ConstantInt>(InitVal)) {
819 InitExpr = Builder->createConstantValueExpression(
820 IntVal->getValue().getSExtValue());
821 } else if (llvm::ConstantFP *FPVal =
822 llvm::dyn_cast<llvm::ConstantFP>(InitVal)) {
823 InitExpr = Builder->createConstantValueExpression(
824 FPVal->getValueAPF().bitcastToAPInt().getZExtValue());
827 llvm::DIGlobalVariableExpression *VarExpr = Builder->createGlobalVariableExpression(
828 unwrapDI<DIDescriptor>(Context), Name, LinkageName,
829 unwrapDI<DIFile>(File), LineNo, unwrapDI<DIType>(Ty), IsLocalToUnit,
830 #if LLVM_VERSION_GE(10, 0)
831 /* isDefined */ true,
833 InitExpr, unwrapDIPtr<MDNode>(Decl),
834 #if LLVM_VERSION_GE(8, 0)
835 /* templateParams */ nullptr,
839 InitVal->setMetadata("dbg", VarExpr);
841 return wrap(VarExpr);
844 extern "C" LLVMMetadataRef LLVMRustDIBuilderCreateVariable(
845 LLVMRustDIBuilderRef Builder, unsigned Tag, LLVMMetadataRef Scope,
846 const char *Name, LLVMMetadataRef File, unsigned LineNo,
847 LLVMMetadataRef Ty, bool AlwaysPreserve, LLVMRustDIFlags Flags,
848 unsigned ArgNo, uint32_t AlignInBits) {
849 if (Tag == 0x100) { // DW_TAG_auto_variable
850 return wrap(Builder->createAutoVariable(
851 unwrapDI<DIDescriptor>(Scope), Name, unwrapDI<DIFile>(File), LineNo,
852 unwrapDI<DIType>(Ty), AlwaysPreserve, fromRust(Flags), AlignInBits));
854 return wrap(Builder->createParameterVariable(
855 unwrapDI<DIDescriptor>(Scope), Name, ArgNo, unwrapDI<DIFile>(File),
856 LineNo, unwrapDI<DIType>(Ty), AlwaysPreserve, fromRust(Flags)));
860 extern "C" LLVMMetadataRef
861 LLVMRustDIBuilderCreateArrayType(LLVMRustDIBuilderRef Builder, uint64_t Size,
862 uint32_t AlignInBits, LLVMMetadataRef Ty,
863 LLVMMetadataRef Subscripts) {
865 Builder->createArrayType(Size, AlignInBits, unwrapDI<DIType>(Ty),
866 DINodeArray(unwrapDI<MDTuple>(Subscripts))));
869 extern "C" LLVMMetadataRef
870 LLVMRustDIBuilderGetOrCreateSubrange(LLVMRustDIBuilderRef Builder, int64_t Lo,
872 return wrap(Builder->getOrCreateSubrange(Lo, Count));
875 extern "C" LLVMMetadataRef
876 LLVMRustDIBuilderGetOrCreateArray(LLVMRustDIBuilderRef Builder,
877 LLVMMetadataRef *Ptr, unsigned Count) {
878 Metadata **DataValue = unwrap(Ptr);
880 Builder->getOrCreateArray(ArrayRef<Metadata *>(DataValue, Count)).get());
883 extern "C" LLVMValueRef LLVMRustDIBuilderInsertDeclareAtEnd(
884 LLVMRustDIBuilderRef Builder, LLVMValueRef V, LLVMMetadataRef VarInfo,
885 int64_t *AddrOps, unsigned AddrOpsCount, LLVMValueRef DL,
886 LLVMBasicBlockRef InsertAtEnd) {
887 return wrap(Builder->insertDeclare(
888 unwrap(V), unwrap<DILocalVariable>(VarInfo),
889 Builder->createExpression(llvm::ArrayRef<int64_t>(AddrOps, AddrOpsCount)),
890 DebugLoc(cast<MDNode>(unwrap<MetadataAsValue>(DL)->getMetadata())),
891 unwrap(InsertAtEnd)));
894 extern "C" LLVMMetadataRef
895 LLVMRustDIBuilderCreateEnumerator(LLVMRustDIBuilderRef Builder,
896 const char *Name, uint64_t Val) {
897 return wrap(Builder->createEnumerator(Name, Val));
900 extern "C" LLVMMetadataRef LLVMRustDIBuilderCreateEnumerationType(
901 LLVMRustDIBuilderRef Builder, LLVMMetadataRef Scope, const char *Name,
902 LLVMMetadataRef File, unsigned LineNumber, uint64_t SizeInBits,
903 uint32_t AlignInBits, LLVMMetadataRef Elements,
904 LLVMMetadataRef ClassTy, bool IsScoped) {
905 return wrap(Builder->createEnumerationType(
906 unwrapDI<DIDescriptor>(Scope), Name, unwrapDI<DIFile>(File), LineNumber,
907 SizeInBits, AlignInBits, DINodeArray(unwrapDI<MDTuple>(Elements)),
908 unwrapDI<DIType>(ClassTy), "", IsScoped));
911 extern "C" LLVMMetadataRef LLVMRustDIBuilderCreateUnionType(
912 LLVMRustDIBuilderRef Builder, LLVMMetadataRef Scope, const char *Name,
913 LLVMMetadataRef File, unsigned LineNumber, uint64_t SizeInBits,
914 uint32_t AlignInBits, LLVMRustDIFlags Flags, LLVMMetadataRef Elements,
915 unsigned RunTimeLang, const char *UniqueId) {
916 return wrap(Builder->createUnionType(
917 unwrapDI<DIDescriptor>(Scope), Name, unwrapDI<DIFile>(File), LineNumber,
918 SizeInBits, AlignInBits, fromRust(Flags),
919 DINodeArray(unwrapDI<MDTuple>(Elements)), RunTimeLang, UniqueId));
922 extern "C" LLVMMetadataRef LLVMRustDIBuilderCreateTemplateTypeParameter(
923 LLVMRustDIBuilderRef Builder, LLVMMetadataRef Scope, const char *Name,
924 LLVMMetadataRef Ty, LLVMMetadataRef File, unsigned LineNo,
926 return wrap(Builder->createTemplateTypeParameter(
927 unwrapDI<DIDescriptor>(Scope), Name, unwrapDI<DIType>(Ty)));
930 extern "C" LLVMMetadataRef
931 LLVMRustDIBuilderCreateNameSpace(LLVMRustDIBuilderRef Builder,
932 LLVMMetadataRef Scope, const char *Name,
933 LLVMMetadataRef File, unsigned LineNo) {
934 return wrap(Builder->createNameSpace(
935 unwrapDI<DIDescriptor>(Scope), Name,
936 false // ExportSymbols (only relevant for C++ anonymous namespaces)
941 LLVMRustDICompositeTypeReplaceArrays(LLVMRustDIBuilderRef Builder,
942 LLVMMetadataRef CompositeTy,
943 LLVMMetadataRef Elements,
944 LLVMMetadataRef Params) {
945 DICompositeType *Tmp = unwrapDI<DICompositeType>(CompositeTy);
946 Builder->replaceArrays(Tmp, DINodeArray(unwrap<MDTuple>(Elements)),
947 DINodeArray(unwrap<MDTuple>(Params)));
950 extern "C" LLVMValueRef
951 LLVMRustDIBuilderCreateDebugLocation(LLVMContextRef ContextRef, unsigned Line,
952 unsigned Column, LLVMMetadataRef Scope,
953 LLVMMetadataRef InlinedAt) {
954 LLVMContext &Context = *unwrap(ContextRef);
956 DebugLoc debug_loc = DebugLoc::get(Line, Column, unwrapDIPtr<MDNode>(Scope),
957 unwrapDIPtr<MDNode>(InlinedAt));
959 return wrap(MetadataAsValue::get(Context, debug_loc.getAsMDNode()));
962 extern "C" int64_t LLVMRustDIBuilderCreateOpDeref() {
963 return dwarf::DW_OP_deref;
966 extern "C" int64_t LLVMRustDIBuilderCreateOpPlusUconst() {
967 return dwarf::DW_OP_plus_uconst;
970 extern "C" void LLVMRustWriteTypeToString(LLVMTypeRef Ty, RustStringRef Str) {
971 RawRustStringOstream OS(Str);
972 unwrap<llvm::Type>(Ty)->print(OS);
975 extern "C" void LLVMRustWriteValueToString(LLVMValueRef V,
977 RawRustStringOstream OS(Str);
982 unwrap<llvm::Value>(V)->getType()->print(OS);
984 unwrap<llvm::Value>(V)->print(OS);
989 // Note that the two following functions look quite similar to the
990 // LLVMGetSectionName function. Sadly, it appears that this function only
991 // returns a char* pointer, which isn't guaranteed to be null-terminated. The
992 // function provided by LLVM doesn't return the length, so we've created our own
993 // function which returns the length as well as the data pointer.
995 // For an example of this not returning a null terminated string, see
996 // lib/Object/COFFObjectFile.cpp in the getSectionName function. One of the
997 // branches explicitly creates a StringRef without a null terminator, and then
1000 inline section_iterator *unwrap(LLVMSectionIteratorRef SI) {
1001 return reinterpret_cast<section_iterator *>(SI);
1004 extern "C" size_t LLVMRustGetSectionName(LLVMSectionIteratorRef SI,
1006 #if LLVM_VERSION_GE(10, 0)
1007 auto NameOrErr = (*unwrap(SI))->getName();
1009 report_fatal_error(NameOrErr.takeError());
1010 *Ptr = NameOrErr->data();
1011 return NameOrErr->size();
1014 if (std::error_code EC = (*unwrap(SI))->getName(Ret))
1015 report_fatal_error(EC.message());
1021 // LLVMArrayType function does not support 64-bit ElementCount
1022 extern "C" LLVMTypeRef LLVMRustArrayType(LLVMTypeRef ElementTy,
1023 uint64_t ElementCount) {
1024 return wrap(ArrayType::get(unwrap(ElementTy), ElementCount));
1027 DEFINE_SIMPLE_CONVERSION_FUNCTIONS(Twine, LLVMTwineRef)
1029 extern "C" void LLVMRustWriteTwineToString(LLVMTwineRef T, RustStringRef Str) {
1030 RawRustStringOstream OS(Str);
1031 unwrap(T)->print(OS);
1034 extern "C" void LLVMRustUnpackOptimizationDiagnostic(
1035 LLVMDiagnosticInfoRef DI, RustStringRef PassNameOut,
1036 LLVMValueRef *FunctionOut, unsigned* Line, unsigned* Column,
1037 RustStringRef FilenameOut, RustStringRef MessageOut) {
1038 // Undefined to call this not on an optimization diagnostic!
1039 llvm::DiagnosticInfoOptimizationBase *Opt =
1040 static_cast<llvm::DiagnosticInfoOptimizationBase *>(unwrap(DI));
1042 RawRustStringOstream PassNameOS(PassNameOut);
1043 PassNameOS << Opt->getPassName();
1044 *FunctionOut = wrap(&Opt->getFunction());
1046 RawRustStringOstream FilenameOS(FilenameOut);
1047 DiagnosticLocation loc = Opt->getLocation();
1048 if (loc.isValid()) {
1049 *Line = loc.getLine();
1050 *Column = loc.getColumn();
1051 #if LLVM_VERSION_GE(8, 0)
1052 FilenameOS << loc.getAbsolutePath();
1054 FilenameOS << loc.getFilename();
1058 RawRustStringOstream MessageOS(MessageOut);
1059 MessageOS << Opt->getMsg();
1063 LLVMRustUnpackInlineAsmDiagnostic(LLVMDiagnosticInfoRef DI, unsigned *CookieOut,
1064 LLVMTwineRef *MessageOut,
1065 LLVMValueRef *InstructionOut) {
1066 // Undefined to call this not on an inline assembly diagnostic!
1067 llvm::DiagnosticInfoInlineAsm *IA =
1068 static_cast<llvm::DiagnosticInfoInlineAsm *>(unwrap(DI));
1070 *CookieOut = IA->getLocCookie();
1071 *MessageOut = wrap(&IA->getMsgStr());
1072 *InstructionOut = wrap(IA->getInstruction());
1075 extern "C" void LLVMRustWriteDiagnosticInfoToString(LLVMDiagnosticInfoRef DI,
1076 RustStringRef Str) {
1077 RawRustStringOstream OS(Str);
1078 DiagnosticPrinterRawOStream DP(OS);
1079 unwrap(DI)->print(DP);
1082 enum class LLVMRustDiagnosticKind {
1086 DebugMetadataVersion,
1089 OptimizationRemarkMissed,
1090 OptimizationRemarkAnalysis,
1091 OptimizationRemarkAnalysisFPCommute,
1092 OptimizationRemarkAnalysisAliasing,
1093 OptimizationRemarkOther,
1094 OptimizationFailure,
1099 static LLVMRustDiagnosticKind toRust(DiagnosticKind Kind) {
1102 return LLVMRustDiagnosticKind::InlineAsm;
1104 return LLVMRustDiagnosticKind::StackSize;
1105 case DK_DebugMetadataVersion:
1106 return LLVMRustDiagnosticKind::DebugMetadataVersion;
1107 case DK_SampleProfile:
1108 return LLVMRustDiagnosticKind::SampleProfile;
1109 case DK_OptimizationRemark:
1110 return LLVMRustDiagnosticKind::OptimizationRemark;
1111 case DK_OptimizationRemarkMissed:
1112 return LLVMRustDiagnosticKind::OptimizationRemarkMissed;
1113 case DK_OptimizationRemarkAnalysis:
1114 return LLVMRustDiagnosticKind::OptimizationRemarkAnalysis;
1115 case DK_OptimizationRemarkAnalysisFPCommute:
1116 return LLVMRustDiagnosticKind::OptimizationRemarkAnalysisFPCommute;
1117 case DK_OptimizationRemarkAnalysisAliasing:
1118 return LLVMRustDiagnosticKind::OptimizationRemarkAnalysisAliasing;
1120 return LLVMRustDiagnosticKind::PGOProfile;
1122 return LLVMRustDiagnosticKind::Linker;
1124 return (Kind >= DK_FirstRemark && Kind <= DK_LastRemark)
1125 ? LLVMRustDiagnosticKind::OptimizationRemarkOther
1126 : LLVMRustDiagnosticKind::Other;
1130 extern "C" LLVMRustDiagnosticKind
1131 LLVMRustGetDiagInfoKind(LLVMDiagnosticInfoRef DI) {
1132 return toRust((DiagnosticKind)unwrap(DI)->getKind());
1134 // This is kept distinct from LLVMGetTypeKind, because when
1135 // a new type kind is added, the Rust-side enum must be
1136 // updated or UB will result.
1137 extern "C" LLVMTypeKind LLVMRustGetTypeKind(LLVMTypeRef Ty) {
1138 switch (unwrap(Ty)->getTypeID()) {
1139 case Type::VoidTyID:
1140 return LLVMVoidTypeKind;
1141 case Type::HalfTyID:
1142 return LLVMHalfTypeKind;
1143 case Type::FloatTyID:
1144 return LLVMFloatTypeKind;
1145 case Type::DoubleTyID:
1146 return LLVMDoubleTypeKind;
1147 case Type::X86_FP80TyID:
1148 return LLVMX86_FP80TypeKind;
1149 case Type::FP128TyID:
1150 return LLVMFP128TypeKind;
1151 case Type::PPC_FP128TyID:
1152 return LLVMPPC_FP128TypeKind;
1153 case Type::LabelTyID:
1154 return LLVMLabelTypeKind;
1155 case Type::MetadataTyID:
1156 return LLVMMetadataTypeKind;
1157 case Type::IntegerTyID:
1158 return LLVMIntegerTypeKind;
1159 case Type::FunctionTyID:
1160 return LLVMFunctionTypeKind;
1161 case Type::StructTyID:
1162 return LLVMStructTypeKind;
1163 case Type::ArrayTyID:
1164 return LLVMArrayTypeKind;
1165 case Type::PointerTyID:
1166 return LLVMPointerTypeKind;
1167 case Type::VectorTyID:
1168 return LLVMVectorTypeKind;
1169 case Type::X86_MMXTyID:
1170 return LLVMX86_MMXTypeKind;
1171 case Type::TokenTyID:
1172 return LLVMTokenTypeKind;
1174 report_fatal_error("Unhandled TypeID.");
1177 DEFINE_SIMPLE_CONVERSION_FUNCTIONS(SMDiagnostic, LLVMSMDiagnosticRef)
1179 extern "C" void LLVMRustSetInlineAsmDiagnosticHandler(
1180 LLVMContextRef C, LLVMContext::InlineAsmDiagHandlerTy H, void *CX) {
1181 unwrap(C)->setInlineAsmDiagnosticHandler(H, CX);
1184 extern "C" void LLVMRustWriteSMDiagnosticToString(LLVMSMDiagnosticRef D,
1185 RustStringRef Str) {
1186 RawRustStringOstream OS(Str);
1187 unwrap(D)->print("", OS);
1190 extern "C" LLVMValueRef LLVMRustBuildCleanupPad(LLVMBuilderRef B,
1191 LLVMValueRef ParentPad,
1193 LLVMValueRef *LLArgs,
1195 Value **Args = unwrap(LLArgs);
1196 if (ParentPad == nullptr) {
1197 Type *Ty = Type::getTokenTy(unwrap(B)->getContext());
1198 ParentPad = wrap(Constant::getNullValue(Ty));
1200 return wrap(unwrap(B)->CreateCleanupPad(
1201 unwrap(ParentPad), ArrayRef<Value *>(Args, ArgCount), Name));
1204 extern "C" LLVMValueRef LLVMRustBuildCleanupRet(LLVMBuilderRef B,
1205 LLVMValueRef CleanupPad,
1206 LLVMBasicBlockRef UnwindBB) {
1207 CleanupPadInst *Inst = cast<CleanupPadInst>(unwrap(CleanupPad));
1208 return wrap(unwrap(B)->CreateCleanupRet(Inst, unwrap(UnwindBB)));
1211 extern "C" LLVMValueRef
1212 LLVMRustBuildCatchPad(LLVMBuilderRef B, LLVMValueRef ParentPad,
1213 unsigned ArgCount, LLVMValueRef *LLArgs, const char *Name) {
1214 Value **Args = unwrap(LLArgs);
1215 return wrap(unwrap(B)->CreateCatchPad(
1216 unwrap(ParentPad), ArrayRef<Value *>(Args, ArgCount), Name));
1219 extern "C" LLVMValueRef LLVMRustBuildCatchRet(LLVMBuilderRef B,
1221 LLVMBasicBlockRef BB) {
1222 return wrap(unwrap(B)->CreateCatchRet(cast<CatchPadInst>(unwrap(Pad)),
1226 extern "C" LLVMValueRef LLVMRustBuildCatchSwitch(LLVMBuilderRef B,
1227 LLVMValueRef ParentPad,
1228 LLVMBasicBlockRef BB,
1229 unsigned NumHandlers,
1231 if (ParentPad == nullptr) {
1232 Type *Ty = Type::getTokenTy(unwrap(B)->getContext());
1233 ParentPad = wrap(Constant::getNullValue(Ty));
1235 return wrap(unwrap(B)->CreateCatchSwitch(unwrap(ParentPad), unwrap(BB),
1236 NumHandlers, Name));
1239 extern "C" void LLVMRustAddHandler(LLVMValueRef CatchSwitchRef,
1240 LLVMBasicBlockRef Handler) {
1241 Value *CatchSwitch = unwrap(CatchSwitchRef);
1242 cast<CatchSwitchInst>(CatchSwitch)->addHandler(unwrap(Handler));
1245 extern "C" OperandBundleDef *LLVMRustBuildOperandBundleDef(const char *Name,
1246 LLVMValueRef *Inputs,
1247 unsigned NumInputs) {
1248 return new OperandBundleDef(Name, makeArrayRef(unwrap(Inputs), NumInputs));
1251 extern "C" void LLVMRustFreeOperandBundleDef(OperandBundleDef *Bundle) {
1255 extern "C" LLVMValueRef LLVMRustBuildCall(LLVMBuilderRef B, LLVMValueRef Fn,
1256 LLVMValueRef *Args, unsigned NumArgs,
1257 OperandBundleDef *Bundle,
1259 unsigned Len = Bundle ? 1 : 0;
1260 ArrayRef<OperandBundleDef> Bundles = makeArrayRef(Bundle, Len);
1261 return wrap(unwrap(B)->CreateCall(
1262 unwrap(Fn), makeArrayRef(unwrap(Args), NumArgs), Bundles, Name));
1265 extern "C" LLVMValueRef LLVMRustBuildMemCpy(LLVMBuilderRef B,
1266 LLVMValueRef Dst, unsigned DstAlign,
1267 LLVMValueRef Src, unsigned SrcAlign,
1268 LLVMValueRef Size, bool IsVolatile) {
1269 #if LLVM_VERSION_GE(10, 0)
1270 return wrap(unwrap(B)->CreateMemCpy(
1271 unwrap(Dst), MaybeAlign(DstAlign),
1272 unwrap(Src), MaybeAlign(SrcAlign),
1273 unwrap(Size), IsVolatile));
1275 return wrap(unwrap(B)->CreateMemCpy(
1276 unwrap(Dst), DstAlign,
1277 unwrap(Src), SrcAlign,
1278 unwrap(Size), IsVolatile));
1282 extern "C" LLVMValueRef LLVMRustBuildMemMove(LLVMBuilderRef B,
1283 LLVMValueRef Dst, unsigned DstAlign,
1284 LLVMValueRef Src, unsigned SrcAlign,
1285 LLVMValueRef Size, bool IsVolatile) {
1286 #if LLVM_VERSION_GE(10, 0)
1287 return wrap(unwrap(B)->CreateMemMove(
1288 unwrap(Dst), MaybeAlign(DstAlign),
1289 unwrap(Src), MaybeAlign(SrcAlign),
1290 unwrap(Size), IsVolatile));
1292 return wrap(unwrap(B)->CreateMemMove(
1293 unwrap(Dst), DstAlign,
1294 unwrap(Src), SrcAlign,
1295 unwrap(Size), IsVolatile));
1299 extern "C" LLVMValueRef LLVMRustBuildMemSet(LLVMBuilderRef B,
1300 LLVMValueRef Dst, unsigned DstAlign,
1302 LLVMValueRef Size, bool IsVolatile) {
1303 return wrap(unwrap(B)->CreateMemSet(
1304 unwrap(Dst), unwrap(Val), unwrap(Size), DstAlign, IsVolatile));
1307 extern "C" LLVMValueRef
1308 LLVMRustBuildInvoke(LLVMBuilderRef B, LLVMValueRef Fn, LLVMValueRef *Args,
1309 unsigned NumArgs, LLVMBasicBlockRef Then,
1310 LLVMBasicBlockRef Catch, OperandBundleDef *Bundle,
1312 unsigned Len = Bundle ? 1 : 0;
1313 ArrayRef<OperandBundleDef> Bundles = makeArrayRef(Bundle, Len);
1314 return wrap(unwrap(B)->CreateInvoke(unwrap(Fn), unwrap(Then), unwrap(Catch),
1315 makeArrayRef(unwrap(Args), NumArgs),
1319 extern "C" void LLVMRustPositionBuilderAtStart(LLVMBuilderRef B,
1320 LLVMBasicBlockRef BB) {
1321 auto Point = unwrap(BB)->getFirstInsertionPt();
1322 unwrap(B)->SetInsertPoint(unwrap(BB), Point);
1325 extern "C" void LLVMRustSetComdat(LLVMModuleRef M, LLVMValueRef V,
1326 const char *Name, size_t NameLen) {
1327 Triple TargetTriple(unwrap(M)->getTargetTriple());
1328 GlobalObject *GV = unwrap<GlobalObject>(V);
1329 if (!TargetTriple.isOSBinFormatMachO()) {
1330 StringRef NameRef(Name, NameLen);
1331 GV->setComdat(unwrap(M)->getOrInsertComdat(NameRef));
1335 extern "C" void LLVMRustUnsetComdat(LLVMValueRef V) {
1336 GlobalObject *GV = unwrap<GlobalObject>(V);
1337 GV->setComdat(nullptr);
1340 enum class LLVMRustLinkage {
1341 ExternalLinkage = 0,
1342 AvailableExternallyLinkage = 1,
1343 LinkOnceAnyLinkage = 2,
1344 LinkOnceODRLinkage = 3,
1347 AppendingLinkage = 6,
1348 InternalLinkage = 7,
1350 ExternalWeakLinkage = 9,
1354 static LLVMRustLinkage toRust(LLVMLinkage Linkage) {
1356 case LLVMExternalLinkage:
1357 return LLVMRustLinkage::ExternalLinkage;
1358 case LLVMAvailableExternallyLinkage:
1359 return LLVMRustLinkage::AvailableExternallyLinkage;
1360 case LLVMLinkOnceAnyLinkage:
1361 return LLVMRustLinkage::LinkOnceAnyLinkage;
1362 case LLVMLinkOnceODRLinkage:
1363 return LLVMRustLinkage::LinkOnceODRLinkage;
1364 case LLVMWeakAnyLinkage:
1365 return LLVMRustLinkage::WeakAnyLinkage;
1366 case LLVMWeakODRLinkage:
1367 return LLVMRustLinkage::WeakODRLinkage;
1368 case LLVMAppendingLinkage:
1369 return LLVMRustLinkage::AppendingLinkage;
1370 case LLVMInternalLinkage:
1371 return LLVMRustLinkage::InternalLinkage;
1372 case LLVMPrivateLinkage:
1373 return LLVMRustLinkage::PrivateLinkage;
1374 case LLVMExternalWeakLinkage:
1375 return LLVMRustLinkage::ExternalWeakLinkage;
1376 case LLVMCommonLinkage:
1377 return LLVMRustLinkage::CommonLinkage;
1379 report_fatal_error("Invalid LLVMRustLinkage value!");
1383 static LLVMLinkage fromRust(LLVMRustLinkage Linkage) {
1385 case LLVMRustLinkage::ExternalLinkage:
1386 return LLVMExternalLinkage;
1387 case LLVMRustLinkage::AvailableExternallyLinkage:
1388 return LLVMAvailableExternallyLinkage;
1389 case LLVMRustLinkage::LinkOnceAnyLinkage:
1390 return LLVMLinkOnceAnyLinkage;
1391 case LLVMRustLinkage::LinkOnceODRLinkage:
1392 return LLVMLinkOnceODRLinkage;
1393 case LLVMRustLinkage::WeakAnyLinkage:
1394 return LLVMWeakAnyLinkage;
1395 case LLVMRustLinkage::WeakODRLinkage:
1396 return LLVMWeakODRLinkage;
1397 case LLVMRustLinkage::AppendingLinkage:
1398 return LLVMAppendingLinkage;
1399 case LLVMRustLinkage::InternalLinkage:
1400 return LLVMInternalLinkage;
1401 case LLVMRustLinkage::PrivateLinkage:
1402 return LLVMPrivateLinkage;
1403 case LLVMRustLinkage::ExternalWeakLinkage:
1404 return LLVMExternalWeakLinkage;
1405 case LLVMRustLinkage::CommonLinkage:
1406 return LLVMCommonLinkage;
1408 report_fatal_error("Invalid LLVMRustLinkage value!");
1411 extern "C" LLVMRustLinkage LLVMRustGetLinkage(LLVMValueRef V) {
1412 return toRust(LLVMGetLinkage(V));
1415 extern "C" void LLVMRustSetLinkage(LLVMValueRef V,
1416 LLVMRustLinkage RustLinkage) {
1417 LLVMSetLinkage(V, fromRust(RustLinkage));
1420 // Returns true if both high and low were successfully set. Fails in case constant wasn’t any of
1421 // the common sizes (1, 8, 16, 32, 64, 128 bits)
1422 extern "C" bool LLVMRustConstInt128Get(LLVMValueRef CV, bool sext, uint64_t *high, uint64_t *low)
1424 auto C = unwrap<llvm::ConstantInt>(CV);
1425 if (C->getBitWidth() > 128) { return false; }
1428 AP = C->getValue().sextOrSelf(128);
1430 AP = C->getValue().zextOrSelf(128);
1432 *low = AP.getLoBits(64).getZExtValue();
1433 *high = AP.getHiBits(64).getZExtValue();
1437 enum class LLVMRustVisibility {
1443 static LLVMRustVisibility toRust(LLVMVisibility Vis) {
1445 case LLVMDefaultVisibility:
1446 return LLVMRustVisibility::Default;
1447 case LLVMHiddenVisibility:
1448 return LLVMRustVisibility::Hidden;
1449 case LLVMProtectedVisibility:
1450 return LLVMRustVisibility::Protected;
1452 report_fatal_error("Invalid LLVMRustVisibility value!");
1455 static LLVMVisibility fromRust(LLVMRustVisibility Vis) {
1457 case LLVMRustVisibility::Default:
1458 return LLVMDefaultVisibility;
1459 case LLVMRustVisibility::Hidden:
1460 return LLVMHiddenVisibility;
1461 case LLVMRustVisibility::Protected:
1462 return LLVMProtectedVisibility;
1464 report_fatal_error("Invalid LLVMRustVisibility value!");
1467 extern "C" LLVMRustVisibility LLVMRustGetVisibility(LLVMValueRef V) {
1468 return toRust(LLVMGetVisibility(V));
1471 // Oh hey, a binding that makes sense for once? (because LLVM’s own do not)
1472 extern "C" LLVMValueRef LLVMRustBuildIntCast(LLVMBuilderRef B, LLVMValueRef Val,
1473 LLVMTypeRef DestTy, bool isSigned) {
1474 return wrap(unwrap(B)->CreateIntCast(unwrap(Val), unwrap(DestTy), isSigned, ""));
1477 extern "C" void LLVMRustSetVisibility(LLVMValueRef V,
1478 LLVMRustVisibility RustVisibility) {
1479 LLVMSetVisibility(V, fromRust(RustVisibility));
1482 struct LLVMRustModuleBuffer {
1486 extern "C" LLVMRustModuleBuffer*
1487 LLVMRustModuleBufferCreate(LLVMModuleRef M) {
1488 #if LLVM_VERSION_GE(10, 0)
1489 auto Ret = std::make_unique<LLVMRustModuleBuffer>();
1491 auto Ret = llvm::make_unique<LLVMRustModuleBuffer>();
1494 raw_string_ostream OS(Ret->data);
1496 legacy::PassManager PM;
1497 PM.add(createBitcodeWriterPass(OS));
1501 return Ret.release();
1505 LLVMRustModuleBufferFree(LLVMRustModuleBuffer *Buffer) {
1509 extern "C" const void*
1510 LLVMRustModuleBufferPtr(const LLVMRustModuleBuffer *Buffer) {
1511 return Buffer->data.data();
1515 LLVMRustModuleBufferLen(const LLVMRustModuleBuffer *Buffer) {
1516 return Buffer->data.length();
1520 LLVMRustModuleCost(LLVMModuleRef M) {
1521 auto f = unwrap(M)->functions();
1522 return std::distance(std::begin(f), std::end(f));
1525 // Vector reductions:
1526 extern "C" LLVMValueRef
1527 LLVMRustBuildVectorReduceFAdd(LLVMBuilderRef B, LLVMValueRef Acc, LLVMValueRef Src) {
1528 return wrap(unwrap(B)->CreateFAddReduce(unwrap(Acc),unwrap(Src)));
1530 extern "C" LLVMValueRef
1531 LLVMRustBuildVectorReduceFMul(LLVMBuilderRef B, LLVMValueRef Acc, LLVMValueRef Src) {
1532 return wrap(unwrap(B)->CreateFMulReduce(unwrap(Acc),unwrap(Src)));
1534 extern "C" LLVMValueRef
1535 LLVMRustBuildVectorReduceAdd(LLVMBuilderRef B, LLVMValueRef Src) {
1536 return wrap(unwrap(B)->CreateAddReduce(unwrap(Src)));
1538 extern "C" LLVMValueRef
1539 LLVMRustBuildVectorReduceMul(LLVMBuilderRef B, LLVMValueRef Src) {
1540 return wrap(unwrap(B)->CreateMulReduce(unwrap(Src)));
1542 extern "C" LLVMValueRef
1543 LLVMRustBuildVectorReduceAnd(LLVMBuilderRef B, LLVMValueRef Src) {
1544 return wrap(unwrap(B)->CreateAndReduce(unwrap(Src)));
1546 extern "C" LLVMValueRef
1547 LLVMRustBuildVectorReduceOr(LLVMBuilderRef B, LLVMValueRef Src) {
1548 return wrap(unwrap(B)->CreateOrReduce(unwrap(Src)));
1550 extern "C" LLVMValueRef
1551 LLVMRustBuildVectorReduceXor(LLVMBuilderRef B, LLVMValueRef Src) {
1552 return wrap(unwrap(B)->CreateXorReduce(unwrap(Src)));
1554 extern "C" LLVMValueRef
1555 LLVMRustBuildVectorReduceMin(LLVMBuilderRef B, LLVMValueRef Src, bool IsSigned) {
1556 return wrap(unwrap(B)->CreateIntMinReduce(unwrap(Src), IsSigned));
1558 extern "C" LLVMValueRef
1559 LLVMRustBuildVectorReduceMax(LLVMBuilderRef B, LLVMValueRef Src, bool IsSigned) {
1560 return wrap(unwrap(B)->CreateIntMaxReduce(unwrap(Src), IsSigned));
1562 extern "C" LLVMValueRef
1563 LLVMRustBuildVectorReduceFMin(LLVMBuilderRef B, LLVMValueRef Src, bool NoNaN) {
1564 return wrap(unwrap(B)->CreateFPMinReduce(unwrap(Src), NoNaN));
1566 extern "C" LLVMValueRef
1567 LLVMRustBuildVectorReduceFMax(LLVMBuilderRef B, LLVMValueRef Src, bool NoNaN) {
1568 return wrap(unwrap(B)->CreateFPMaxReduce(unwrap(Src), NoNaN));
1571 extern "C" LLVMValueRef
1572 LLVMRustBuildMinNum(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS) {
1573 return wrap(unwrap(B)->CreateMinNum(unwrap(LHS),unwrap(RHS)));
1575 extern "C" LLVMValueRef
1576 LLVMRustBuildMaxNum(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS) {
1577 return wrap(unwrap(B)->CreateMaxNum(unwrap(LHS),unwrap(RHS)));