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 #if LLVM_VERSION_GE(7, 0)
92 return unwrap(M)->getInstructionCount();
94 report_fatal_error("Module::getInstructionCount not available before LLVM 7");
98 extern "C" void LLVMRustSetLastError(const char *Err) {
99 free((void *)LastError);
100 LastError = strdup(Err);
103 extern "C" LLVMContextRef LLVMRustContextCreate(bool shouldDiscardNames) {
104 auto ctx = new LLVMContext();
105 ctx->setDiscardValueNames(shouldDiscardNames);
109 extern "C" void LLVMRustSetNormalizedTarget(LLVMModuleRef M,
110 const char *Triple) {
111 unwrap(M)->setTargetTriple(Triple::normalize(Triple));
114 extern "C" void LLVMRustPrintPassTimings() {
115 raw_fd_ostream OS(2, false); // stderr.
116 TimerGroup::printAll(OS);
119 extern "C" LLVMValueRef LLVMRustGetNamedValue(LLVMModuleRef M,
121 return wrap(unwrap(M)->getNamedValue(Name));
124 extern "C" LLVMValueRef LLVMRustGetOrInsertFunction(LLVMModuleRef M,
126 LLVMTypeRef FunctionTy) {
128 unwrap(M)->getOrInsertFunction(Name, unwrap<FunctionType>(FunctionTy))
129 #if LLVM_VERSION_GE(9, 0)
135 extern "C" LLVMValueRef
136 LLVMRustGetOrInsertGlobal(LLVMModuleRef M, const char *Name, LLVMTypeRef Ty) {
137 return wrap(unwrap(M)->getOrInsertGlobal(Name, unwrap(Ty)));
140 extern "C" LLVMValueRef
141 LLVMRustInsertPrivateGlobal(LLVMModuleRef M, LLVMTypeRef Ty) {
142 return wrap(new GlobalVariable(*unwrap(M),
145 GlobalValue::PrivateLinkage,
149 extern "C" LLVMTypeRef LLVMRustMetadataTypeInContext(LLVMContextRef C) {
150 return wrap(Type::getMetadataTy(*unwrap(C)));
153 static Attribute::AttrKind fromRust(LLVMRustAttribute Kind) {
156 return Attribute::AlwaysInline;
158 return Attribute::ByVal;
160 return Attribute::Cold;
162 return Attribute::InlineHint;
164 return Attribute::MinSize;
166 return Attribute::Naked;
168 return Attribute::NoAlias;
170 return Attribute::NoCapture;
172 return Attribute::NoInline;
174 return Attribute::NonNull;
176 return Attribute::NoRedZone;
178 return Attribute::NoReturn;
180 return Attribute::NoUnwind;
181 case OptimizeForSize:
182 return Attribute::OptimizeForSize;
184 return Attribute::ReadOnly;
186 return Attribute::SExt;
188 return Attribute::StructRet;
190 return Attribute::UWTable;
192 return Attribute::ZExt;
194 return Attribute::InReg;
196 return Attribute::SanitizeThread;
197 case SanitizeAddress:
198 return Attribute::SanitizeAddress;
200 return Attribute::SanitizeMemory;
202 return Attribute::NonLazyBind;
204 return Attribute::OptimizeNone;
206 return Attribute::ReturnsTwice;
208 report_fatal_error("bad AttributeKind");
211 extern "C" void LLVMRustAddCallSiteAttribute(LLVMValueRef Instr, unsigned Index,
212 LLVMRustAttribute RustAttr) {
213 CallSite Call = CallSite(unwrap<Instruction>(Instr));
214 Attribute Attr = Attribute::get(Call->getContext(), fromRust(RustAttr));
215 Call.addAttribute(Index, Attr);
218 extern "C" void LLVMRustAddAlignmentCallSiteAttr(LLVMValueRef Instr,
221 CallSite Call = CallSite(unwrap<Instruction>(Instr));
223 B.addAlignmentAttr(Bytes);
224 Call.setAttributes(Call.getAttributes().addAttributes(
225 Call->getContext(), Index, B));
228 extern "C" void LLVMRustAddDereferenceableCallSiteAttr(LLVMValueRef Instr,
231 CallSite Call = CallSite(unwrap<Instruction>(Instr));
233 B.addDereferenceableAttr(Bytes);
234 Call.setAttributes(Call.getAttributes().addAttributes(
235 Call->getContext(), Index, B));
238 extern "C" void LLVMRustAddDereferenceableOrNullCallSiteAttr(LLVMValueRef Instr,
241 CallSite Call = CallSite(unwrap<Instruction>(Instr));
243 B.addDereferenceableOrNullAttr(Bytes);
244 Call.setAttributes(Call.getAttributes().addAttributes(
245 Call->getContext(), Index, B));
248 extern "C" void LLVMRustAddByValCallSiteAttr(LLVMValueRef Instr, unsigned Index,
250 CallSite Call = CallSite(unwrap<Instruction>(Instr));
251 #if LLVM_VERSION_GE(9, 0)
252 Attribute Attr = Attribute::getWithByValType(Call->getContext(), unwrap(Ty));
254 Attribute Attr = Attribute::get(Call->getContext(), Attribute::ByVal);
256 Call.addAttribute(Index, Attr);
259 extern "C" void LLVMRustAddFunctionAttribute(LLVMValueRef Fn, unsigned Index,
260 LLVMRustAttribute RustAttr) {
261 Function *A = unwrap<Function>(Fn);
262 Attribute Attr = Attribute::get(A->getContext(), fromRust(RustAttr));
264 A->addAttributes(Index, B);
267 extern "C" void LLVMRustAddAlignmentAttr(LLVMValueRef Fn,
270 Function *A = unwrap<Function>(Fn);
272 B.addAlignmentAttr(Bytes);
273 A->addAttributes(Index, B);
276 extern "C" void LLVMRustAddDereferenceableAttr(LLVMValueRef Fn, unsigned Index,
278 Function *A = unwrap<Function>(Fn);
280 B.addDereferenceableAttr(Bytes);
281 A->addAttributes(Index, B);
284 extern "C" void LLVMRustAddDereferenceableOrNullAttr(LLVMValueRef Fn,
287 Function *A = unwrap<Function>(Fn);
289 B.addDereferenceableOrNullAttr(Bytes);
290 A->addAttributes(Index, B);
293 extern "C" void LLVMRustAddByValAttr(LLVMValueRef Fn, unsigned Index,
295 Function *F = unwrap<Function>(Fn);
296 #if LLVM_VERSION_GE(9, 0)
297 Attribute Attr = Attribute::getWithByValType(F->getContext(), unwrap(Ty));
299 Attribute Attr = Attribute::get(F->getContext(), Attribute::ByVal);
301 F->addAttribute(Index, Attr);
304 extern "C" void LLVMRustAddFunctionAttrStringValue(LLVMValueRef Fn,
308 Function *F = unwrap<Function>(Fn);
310 B.addAttribute(Name, Value);
311 F->addAttributes(Index, B);
314 extern "C" void LLVMRustRemoveFunctionAttributes(LLVMValueRef Fn,
316 LLVMRustAttribute RustAttr) {
317 Function *F = unwrap<Function>(Fn);
318 Attribute Attr = Attribute::get(F->getContext(), fromRust(RustAttr));
320 auto PAL = F->getAttributes();
321 auto PALNew = PAL.removeAttributes(F->getContext(), Index, B);
322 F->setAttributes(PALNew);
325 // enable fpmath flag UnsafeAlgebra
326 extern "C" void LLVMRustSetHasUnsafeAlgebra(LLVMValueRef V) {
327 if (auto I = dyn_cast<Instruction>(unwrap<Value>(V))) {
332 extern "C" LLVMValueRef
333 LLVMRustBuildAtomicLoad(LLVMBuilderRef B, LLVMValueRef Source, const char *Name,
334 LLVMAtomicOrdering Order) {
335 LoadInst *LI = new LoadInst(unwrap(Source));
336 LI->setAtomic(fromRust(Order));
337 return wrap(unwrap(B)->Insert(LI, Name));
340 extern "C" LLVMValueRef LLVMRustBuildAtomicStore(LLVMBuilderRef B,
343 LLVMAtomicOrdering Order) {
344 StoreInst *SI = new StoreInst(unwrap(V), unwrap(Target));
345 SI->setAtomic(fromRust(Order));
346 return wrap(unwrap(B)->Insert(SI));
349 extern "C" LLVMValueRef
350 LLVMRustBuildAtomicCmpXchg(LLVMBuilderRef B, LLVMValueRef Target,
351 LLVMValueRef Old, LLVMValueRef Source,
352 LLVMAtomicOrdering Order,
353 LLVMAtomicOrdering FailureOrder, LLVMBool Weak) {
354 AtomicCmpXchgInst *ACXI = unwrap(B)->CreateAtomicCmpXchg(
355 unwrap(Target), unwrap(Old), unwrap(Source), fromRust(Order),
356 fromRust(FailureOrder));
361 enum class LLVMRustSynchronizationScope {
367 static SyncScope::ID fromRust(LLVMRustSynchronizationScope Scope) {
369 case LLVMRustSynchronizationScope::SingleThread:
370 return SyncScope::SingleThread;
371 case LLVMRustSynchronizationScope::CrossThread:
372 return SyncScope::System;
374 report_fatal_error("bad SynchronizationScope.");
378 extern "C" LLVMValueRef
379 LLVMRustBuildAtomicFence(LLVMBuilderRef B, LLVMAtomicOrdering Order,
380 LLVMRustSynchronizationScope Scope) {
381 return wrap(unwrap(B)->CreateFence(fromRust(Order), fromRust(Scope)));
384 enum class LLVMRustAsmDialect {
390 static InlineAsm::AsmDialect fromRust(LLVMRustAsmDialect Dialect) {
392 case LLVMRustAsmDialect::Att:
393 return InlineAsm::AD_ATT;
394 case LLVMRustAsmDialect::Intel:
395 return InlineAsm::AD_Intel;
397 report_fatal_error("bad AsmDialect.");
401 extern "C" LLVMValueRef LLVMRustInlineAsm(LLVMTypeRef Ty, char *AsmString,
403 LLVMBool HasSideEffects,
404 LLVMBool IsAlignStack,
405 LLVMRustAsmDialect Dialect) {
406 return wrap(InlineAsm::get(unwrap<FunctionType>(Ty), AsmString, Constraints,
407 HasSideEffects, IsAlignStack, fromRust(Dialect)));
410 extern "C" bool LLVMRustInlineAsmVerify(LLVMTypeRef Ty,
412 return InlineAsm::Verify(unwrap<FunctionType>(Ty), Constraints);
415 extern "C" void LLVMRustAppendModuleInlineAsm(LLVMModuleRef M, const char *Asm) {
416 unwrap(M)->appendModuleInlineAsm(StringRef(Asm));
419 typedef DIBuilder *LLVMRustDIBuilderRef;
421 template <typename DIT> DIT *unwrapDIPtr(LLVMMetadataRef Ref) {
422 return (DIT *)(Ref ? unwrap<MDNode>(Ref) : nullptr);
425 #define DIDescriptor DIScope
426 #define DIArray DINodeArray
427 #define unwrapDI unwrapDIPtr
429 // These values **must** match debuginfo::DIFlags! They also *happen*
430 // to match LLVM, but that isn't required as we do giant sets of
431 // matching below. The value shouldn't be directly passed to LLVM.
432 enum class LLVMRustDIFlags : uint32_t {
437 FlagFwdDecl = (1 << 2),
438 FlagAppleBlock = (1 << 3),
439 FlagBlockByrefStruct = (1 << 4),
440 FlagVirtual = (1 << 5),
441 FlagArtificial = (1 << 6),
442 FlagExplicit = (1 << 7),
443 FlagPrototyped = (1 << 8),
444 FlagObjcClassComplete = (1 << 9),
445 FlagObjectPointer = (1 << 10),
446 FlagVector = (1 << 11),
447 FlagStaticMember = (1 << 12),
448 FlagLValueReference = (1 << 13),
449 FlagRValueReference = (1 << 14),
450 FlagExternalTypeRef = (1 << 15),
451 FlagIntroducedVirtual = (1 << 18),
452 FlagBitField = (1 << 19),
453 FlagNoReturn = (1 << 20),
454 // Do not add values that are not supported by the minimum LLVM
455 // version we support! see llvm/include/llvm/IR/DebugInfoFlags.def
458 inline LLVMRustDIFlags operator&(LLVMRustDIFlags A, LLVMRustDIFlags B) {
459 return static_cast<LLVMRustDIFlags>(static_cast<uint32_t>(A) &
460 static_cast<uint32_t>(B));
463 inline LLVMRustDIFlags operator|(LLVMRustDIFlags A, LLVMRustDIFlags B) {
464 return static_cast<LLVMRustDIFlags>(static_cast<uint32_t>(A) |
465 static_cast<uint32_t>(B));
468 inline LLVMRustDIFlags &operator|=(LLVMRustDIFlags &A, LLVMRustDIFlags B) {
472 inline bool isSet(LLVMRustDIFlags F) { return F != LLVMRustDIFlags::FlagZero; }
474 inline LLVMRustDIFlags visibility(LLVMRustDIFlags F) {
475 return static_cast<LLVMRustDIFlags>(static_cast<uint32_t>(F) & 0x3);
478 static DINode::DIFlags fromRust(LLVMRustDIFlags Flags) {
479 DINode::DIFlags Result = DINode::DIFlags::FlagZero;
481 switch (visibility(Flags)) {
482 case LLVMRustDIFlags::FlagPrivate:
483 Result |= DINode::DIFlags::FlagPrivate;
485 case LLVMRustDIFlags::FlagProtected:
486 Result |= DINode::DIFlags::FlagProtected;
488 case LLVMRustDIFlags::FlagPublic:
489 Result |= DINode::DIFlags::FlagPublic;
492 // The rest are handled below
496 if (isSet(Flags & LLVMRustDIFlags::FlagFwdDecl)) {
497 Result |= DINode::DIFlags::FlagFwdDecl;
499 if (isSet(Flags & LLVMRustDIFlags::FlagAppleBlock)) {
500 Result |= DINode::DIFlags::FlagAppleBlock;
502 if (isSet(Flags & LLVMRustDIFlags::FlagBlockByrefStruct)) {
503 Result |= DINode::DIFlags::FlagBlockByrefStruct;
505 if (isSet(Flags & LLVMRustDIFlags::FlagVirtual)) {
506 Result |= DINode::DIFlags::FlagVirtual;
508 if (isSet(Flags & LLVMRustDIFlags::FlagArtificial)) {
509 Result |= DINode::DIFlags::FlagArtificial;
511 if (isSet(Flags & LLVMRustDIFlags::FlagExplicit)) {
512 Result |= DINode::DIFlags::FlagExplicit;
514 if (isSet(Flags & LLVMRustDIFlags::FlagPrototyped)) {
515 Result |= DINode::DIFlags::FlagPrototyped;
517 if (isSet(Flags & LLVMRustDIFlags::FlagObjcClassComplete)) {
518 Result |= DINode::DIFlags::FlagObjcClassComplete;
520 if (isSet(Flags & LLVMRustDIFlags::FlagObjectPointer)) {
521 Result |= DINode::DIFlags::FlagObjectPointer;
523 if (isSet(Flags & LLVMRustDIFlags::FlagVector)) {
524 Result |= DINode::DIFlags::FlagVector;
526 if (isSet(Flags & LLVMRustDIFlags::FlagStaticMember)) {
527 Result |= DINode::DIFlags::FlagStaticMember;
529 if (isSet(Flags & LLVMRustDIFlags::FlagLValueReference)) {
530 Result |= DINode::DIFlags::FlagLValueReference;
532 if (isSet(Flags & LLVMRustDIFlags::FlagRValueReference)) {
533 Result |= DINode::DIFlags::FlagRValueReference;
535 if (isSet(Flags & LLVMRustDIFlags::FlagIntroducedVirtual)) {
536 Result |= DINode::DIFlags::FlagIntroducedVirtual;
538 if (isSet(Flags & LLVMRustDIFlags::FlagBitField)) {
539 Result |= DINode::DIFlags::FlagBitField;
541 if (isSet(Flags & LLVMRustDIFlags::FlagNoReturn)) {
542 Result |= DINode::DIFlags::FlagNoReturn;
548 // These values **must** match debuginfo::DISPFlags! They also *happen*
549 // to match LLVM, but that isn't required as we do giant sets of
550 // matching below. The value shouldn't be directly passed to LLVM.
551 enum class LLVMRustDISPFlags : uint32_t {
554 SPFlagPureVirtual = 2,
555 SPFlagLocalToUnit = (1 << 2),
556 SPFlagDefinition = (1 << 3),
557 SPFlagOptimized = (1 << 4),
558 SPFlagMainSubprogram = (1 << 5),
559 // Do not add values that are not supported by the minimum LLVM
560 // version we support! see llvm/include/llvm/IR/DebugInfoFlags.def
561 // (In LLVM < 8, createFunction supported these as separate bool arguments.)
564 inline LLVMRustDISPFlags operator&(LLVMRustDISPFlags A, LLVMRustDISPFlags B) {
565 return static_cast<LLVMRustDISPFlags>(static_cast<uint32_t>(A) &
566 static_cast<uint32_t>(B));
569 inline LLVMRustDISPFlags operator|(LLVMRustDISPFlags A, LLVMRustDISPFlags B) {
570 return static_cast<LLVMRustDISPFlags>(static_cast<uint32_t>(A) |
571 static_cast<uint32_t>(B));
574 inline LLVMRustDISPFlags &operator|=(LLVMRustDISPFlags &A, LLVMRustDISPFlags B) {
578 inline bool isSet(LLVMRustDISPFlags F) { return F != LLVMRustDISPFlags::SPFlagZero; }
580 inline LLVMRustDISPFlags virtuality(LLVMRustDISPFlags F) {
581 return static_cast<LLVMRustDISPFlags>(static_cast<uint32_t>(F) & 0x3);
584 #if LLVM_VERSION_GE(8, 0)
585 static DISubprogram::DISPFlags fromRust(LLVMRustDISPFlags SPFlags) {
586 DISubprogram::DISPFlags Result = DISubprogram::DISPFlags::SPFlagZero;
588 switch (virtuality(SPFlags)) {
589 case LLVMRustDISPFlags::SPFlagVirtual:
590 Result |= DISubprogram::DISPFlags::SPFlagVirtual;
592 case LLVMRustDISPFlags::SPFlagPureVirtual:
593 Result |= DISubprogram::DISPFlags::SPFlagPureVirtual;
596 // The rest are handled below
600 if (isSet(SPFlags & LLVMRustDISPFlags::SPFlagLocalToUnit)) {
601 Result |= DISubprogram::DISPFlags::SPFlagLocalToUnit;
603 if (isSet(SPFlags & LLVMRustDISPFlags::SPFlagDefinition)) {
604 Result |= DISubprogram::DISPFlags::SPFlagDefinition;
606 if (isSet(SPFlags & LLVMRustDISPFlags::SPFlagOptimized)) {
607 Result |= DISubprogram::DISPFlags::SPFlagOptimized;
609 #if LLVM_VERSION_GE(9, 0)
610 if (isSet(SPFlags & LLVMRustDISPFlags::SPFlagMainSubprogram)) {
611 Result |= DISubprogram::DISPFlags::SPFlagMainSubprogram;
619 enum class LLVMRustDebugEmissionKind {
625 static DICompileUnit::DebugEmissionKind fromRust(LLVMRustDebugEmissionKind Kind) {
627 case LLVMRustDebugEmissionKind::NoDebug:
628 return DICompileUnit::DebugEmissionKind::NoDebug;
629 case LLVMRustDebugEmissionKind::FullDebug:
630 return DICompileUnit::DebugEmissionKind::FullDebug;
631 case LLVMRustDebugEmissionKind::LineTablesOnly:
632 return DICompileUnit::DebugEmissionKind::LineTablesOnly;
634 report_fatal_error("bad DebugEmissionKind.");
638 extern "C" uint32_t LLVMRustDebugMetadataVersion() {
639 return DEBUG_METADATA_VERSION;
642 extern "C" uint32_t LLVMRustVersionMinor() { return LLVM_VERSION_MINOR; }
644 extern "C" uint32_t LLVMRustVersionMajor() { return LLVM_VERSION_MAJOR; }
646 extern "C" void LLVMRustAddModuleFlag(LLVMModuleRef M, const char *Name,
648 unwrap(M)->addModuleFlag(Module::Warning, Name, Value);
651 extern "C" LLVMValueRef LLVMRustMetadataAsValue(LLVMContextRef C, LLVMMetadataRef MD) {
652 return wrap(MetadataAsValue::get(*unwrap(C), unwrap(MD)));
655 extern "C" LLVMRustDIBuilderRef LLVMRustDIBuilderCreate(LLVMModuleRef M) {
656 return new DIBuilder(*unwrap(M));
659 extern "C" void LLVMRustDIBuilderDispose(LLVMRustDIBuilderRef Builder) {
663 extern "C" void LLVMRustDIBuilderFinalize(LLVMRustDIBuilderRef Builder) {
667 extern "C" LLVMMetadataRef LLVMRustDIBuilderCreateCompileUnit(
668 LLVMRustDIBuilderRef Builder, unsigned Lang, LLVMMetadataRef FileRef,
669 const char *Producer, bool isOptimized, const char *Flags,
670 unsigned RuntimeVer, const char *SplitName,
671 LLVMRustDebugEmissionKind Kind) {
672 auto *File = unwrapDI<DIFile>(FileRef);
674 return wrap(Builder->createCompileUnit(Lang, File, Producer, isOptimized,
675 Flags, RuntimeVer, SplitName,
679 extern "C" LLVMMetadataRef
680 LLVMRustDIBuilderCreateFile(LLVMRustDIBuilderRef Builder, const char *Filename,
681 const char *Directory) {
682 return wrap(Builder->createFile(Filename, Directory));
685 extern "C" LLVMMetadataRef
686 LLVMRustDIBuilderCreateSubroutineType(LLVMRustDIBuilderRef Builder,
687 LLVMMetadataRef File,
688 LLVMMetadataRef ParameterTypes) {
689 return wrap(Builder->createSubroutineType(
690 DITypeRefArray(unwrap<MDTuple>(ParameterTypes))));
693 extern "C" LLVMMetadataRef LLVMRustDIBuilderCreateFunction(
694 LLVMRustDIBuilderRef Builder, LLVMMetadataRef Scope, const char *Name,
695 const char *LinkageName, LLVMMetadataRef File, unsigned LineNo,
696 LLVMMetadataRef Ty, unsigned ScopeLine, LLVMRustDIFlags Flags,
697 LLVMRustDISPFlags SPFlags, LLVMValueRef Fn, LLVMMetadataRef TParam,
698 LLVMMetadataRef Decl) {
699 DITemplateParameterArray TParams =
700 DITemplateParameterArray(unwrap<MDTuple>(TParam));
701 #if LLVM_VERSION_GE(8, 0)
702 DISubprogram::DISPFlags llvmSPFlags = fromRust(SPFlags);
703 DINode::DIFlags llvmFlags = fromRust(Flags);
704 #if LLVM_VERSION_LT(9, 0)
705 if (isSet(SPFlags & LLVMRustDISPFlags::SPFlagMainSubprogram))
706 llvmFlags |= DINode::DIFlags::FlagMainSubprogram;
708 DISubprogram *Sub = Builder->createFunction(
709 unwrapDI<DIScope>(Scope), Name, LinkageName, unwrapDI<DIFile>(File),
710 LineNo, unwrapDI<DISubroutineType>(Ty), ScopeLine, llvmFlags,
711 llvmSPFlags, TParams, unwrapDIPtr<DISubprogram>(Decl));
713 bool IsLocalToUnit = isSet(SPFlags & LLVMRustDISPFlags::SPFlagLocalToUnit);
714 bool IsDefinition = isSet(SPFlags & LLVMRustDISPFlags::SPFlagDefinition);
715 bool IsOptimized = isSet(SPFlags & LLVMRustDISPFlags::SPFlagOptimized);
716 DINode::DIFlags llvmFlags = fromRust(Flags);
717 if (isSet(SPFlags & LLVMRustDISPFlags::SPFlagMainSubprogram))
718 llvmFlags |= DINode::DIFlags::FlagMainSubprogram;
719 DISubprogram *Sub = Builder->createFunction(
720 unwrapDI<DIScope>(Scope), Name, LinkageName, unwrapDI<DIFile>(File),
721 LineNo, unwrapDI<DISubroutineType>(Ty), IsLocalToUnit, IsDefinition,
722 ScopeLine, llvmFlags, IsOptimized, TParams,
723 unwrapDIPtr<DISubprogram>(Decl));
725 unwrap<Function>(Fn)->setSubprogram(Sub);
729 extern "C" LLVMMetadataRef
730 LLVMRustDIBuilderCreateBasicType(LLVMRustDIBuilderRef Builder, const char *Name,
731 uint64_t SizeInBits, uint32_t AlignInBits,
733 return wrap(Builder->createBasicType(Name, SizeInBits, Encoding));
736 extern "C" LLVMMetadataRef LLVMRustDIBuilderCreatePointerType(
737 LLVMRustDIBuilderRef Builder, LLVMMetadataRef PointeeTy,
738 uint64_t SizeInBits, uint32_t AlignInBits, const char *Name) {
739 return wrap(Builder->createPointerType(unwrapDI<DIType>(PointeeTy),
740 SizeInBits, AlignInBits,
741 /* DWARFAddressSpace */ None,
745 extern "C" LLVMMetadataRef LLVMRustDIBuilderCreateStructType(
746 LLVMRustDIBuilderRef Builder, LLVMMetadataRef Scope, const char *Name,
747 LLVMMetadataRef File, unsigned LineNumber, uint64_t SizeInBits,
748 uint32_t AlignInBits, LLVMRustDIFlags Flags,
749 LLVMMetadataRef DerivedFrom, LLVMMetadataRef Elements,
750 unsigned RunTimeLang, LLVMMetadataRef VTableHolder,
751 const char *UniqueId) {
752 return wrap(Builder->createStructType(
753 unwrapDI<DIDescriptor>(Scope), Name, unwrapDI<DIFile>(File), LineNumber,
754 SizeInBits, AlignInBits, fromRust(Flags), unwrapDI<DIType>(DerivedFrom),
755 DINodeArray(unwrapDI<MDTuple>(Elements)), RunTimeLang,
756 unwrapDI<DIType>(VTableHolder), UniqueId));
759 extern "C" LLVMMetadataRef LLVMRustDIBuilderCreateVariantPart(
760 LLVMRustDIBuilderRef Builder, LLVMMetadataRef Scope, const char *Name,
761 LLVMMetadataRef File, unsigned LineNumber, uint64_t SizeInBits,
762 uint32_t AlignInBits, LLVMRustDIFlags Flags, LLVMMetadataRef Discriminator,
763 LLVMMetadataRef Elements, const char *UniqueId) {
764 #if LLVM_VERSION_GE(7, 0)
765 return wrap(Builder->createVariantPart(
766 unwrapDI<DIDescriptor>(Scope), Name, unwrapDI<DIFile>(File), LineNumber,
767 SizeInBits, AlignInBits, fromRust(Flags), unwrapDI<DIDerivedType>(Discriminator),
768 DINodeArray(unwrapDI<MDTuple>(Elements)), UniqueId));
774 extern "C" LLVMMetadataRef LLVMRustDIBuilderCreateMemberType(
775 LLVMRustDIBuilderRef Builder, LLVMMetadataRef Scope, const char *Name,
776 LLVMMetadataRef File, unsigned LineNo, uint64_t SizeInBits,
777 uint32_t AlignInBits, uint64_t OffsetInBits, LLVMRustDIFlags Flags,
778 LLVMMetadataRef Ty) {
779 return wrap(Builder->createMemberType(unwrapDI<DIDescriptor>(Scope), Name,
780 unwrapDI<DIFile>(File), LineNo,
781 SizeInBits, AlignInBits, OffsetInBits,
782 fromRust(Flags), unwrapDI<DIType>(Ty)));
785 extern "C" LLVMMetadataRef LLVMRustDIBuilderCreateVariantMemberType(
786 LLVMRustDIBuilderRef Builder, LLVMMetadataRef Scope,
787 const char *Name, LLVMMetadataRef File, unsigned LineNo, uint64_t SizeInBits,
788 uint32_t AlignInBits, uint64_t OffsetInBits, LLVMValueRef Discriminant,
789 LLVMRustDIFlags Flags, LLVMMetadataRef Ty) {
790 #if LLVM_VERSION_GE(7, 0)
791 llvm::ConstantInt* D = nullptr;
793 D = unwrap<llvm::ConstantInt>(Discriminant);
795 return wrap(Builder->createVariantMemberType(unwrapDI<DIDescriptor>(Scope), Name,
796 unwrapDI<DIFile>(File), LineNo,
797 SizeInBits, AlignInBits, OffsetInBits, D,
798 fromRust(Flags), unwrapDI<DIType>(Ty)));
800 return wrap(Builder->createMemberType(unwrapDI<DIDescriptor>(Scope), Name,
801 unwrapDI<DIFile>(File), LineNo,
802 SizeInBits, AlignInBits, OffsetInBits,
803 fromRust(Flags), unwrapDI<DIType>(Ty)));
807 extern "C" LLVMMetadataRef LLVMRustDIBuilderCreateLexicalBlock(
808 LLVMRustDIBuilderRef Builder, LLVMMetadataRef Scope,
809 LLVMMetadataRef File, unsigned Line, unsigned Col) {
810 return wrap(Builder->createLexicalBlock(unwrapDI<DIDescriptor>(Scope),
811 unwrapDI<DIFile>(File), Line, Col));
814 extern "C" LLVMMetadataRef
815 LLVMRustDIBuilderCreateLexicalBlockFile(LLVMRustDIBuilderRef Builder,
816 LLVMMetadataRef Scope,
817 LLVMMetadataRef File) {
818 return wrap(Builder->createLexicalBlockFile(unwrapDI<DIDescriptor>(Scope),
819 unwrapDI<DIFile>(File)));
822 extern "C" LLVMMetadataRef LLVMRustDIBuilderCreateStaticVariable(
823 LLVMRustDIBuilderRef Builder, LLVMMetadataRef Context, const char *Name,
824 const char *LinkageName, LLVMMetadataRef File, unsigned LineNo,
825 LLVMMetadataRef Ty, bool IsLocalToUnit, LLVMValueRef V,
826 LLVMMetadataRef Decl = nullptr, uint32_t AlignInBits = 0) {
827 llvm::GlobalVariable *InitVal = cast<llvm::GlobalVariable>(unwrap(V));
829 llvm::DIExpression *InitExpr = nullptr;
830 if (llvm::ConstantInt *IntVal = llvm::dyn_cast<llvm::ConstantInt>(InitVal)) {
831 InitExpr = Builder->createConstantValueExpression(
832 IntVal->getValue().getSExtValue());
833 } else if (llvm::ConstantFP *FPVal =
834 llvm::dyn_cast<llvm::ConstantFP>(InitVal)) {
835 InitExpr = Builder->createConstantValueExpression(
836 FPVal->getValueAPF().bitcastToAPInt().getZExtValue());
839 llvm::DIGlobalVariableExpression *VarExpr = Builder->createGlobalVariableExpression(
840 unwrapDI<DIDescriptor>(Context), Name, LinkageName,
841 unwrapDI<DIFile>(File), LineNo, unwrapDI<DIType>(Ty), IsLocalToUnit,
842 InitExpr, unwrapDIPtr<MDNode>(Decl),
843 #if LLVM_VERSION_GE(8, 0)
844 /* templateParams */ nullptr,
848 InitVal->setMetadata("dbg", VarExpr);
850 return wrap(VarExpr);
853 extern "C" LLVMMetadataRef LLVMRustDIBuilderCreateVariable(
854 LLVMRustDIBuilderRef Builder, unsigned Tag, LLVMMetadataRef Scope,
855 const char *Name, LLVMMetadataRef File, unsigned LineNo,
856 LLVMMetadataRef Ty, bool AlwaysPreserve, LLVMRustDIFlags Flags,
857 unsigned ArgNo, uint32_t AlignInBits) {
858 if (Tag == 0x100) { // DW_TAG_auto_variable
859 return wrap(Builder->createAutoVariable(
860 unwrapDI<DIDescriptor>(Scope), Name, unwrapDI<DIFile>(File), LineNo,
861 unwrapDI<DIType>(Ty), AlwaysPreserve, fromRust(Flags), AlignInBits));
863 return wrap(Builder->createParameterVariable(
864 unwrapDI<DIDescriptor>(Scope), Name, ArgNo, unwrapDI<DIFile>(File),
865 LineNo, unwrapDI<DIType>(Ty), AlwaysPreserve, fromRust(Flags)));
869 extern "C" LLVMMetadataRef
870 LLVMRustDIBuilderCreateArrayType(LLVMRustDIBuilderRef Builder, uint64_t Size,
871 uint32_t AlignInBits, LLVMMetadataRef Ty,
872 LLVMMetadataRef Subscripts) {
874 Builder->createArrayType(Size, AlignInBits, unwrapDI<DIType>(Ty),
875 DINodeArray(unwrapDI<MDTuple>(Subscripts))));
878 extern "C" LLVMMetadataRef
879 LLVMRustDIBuilderGetOrCreateSubrange(LLVMRustDIBuilderRef Builder, int64_t Lo,
881 return wrap(Builder->getOrCreateSubrange(Lo, Count));
884 extern "C" LLVMMetadataRef
885 LLVMRustDIBuilderGetOrCreateArray(LLVMRustDIBuilderRef Builder,
886 LLVMMetadataRef *Ptr, unsigned Count) {
887 Metadata **DataValue = unwrap(Ptr);
889 Builder->getOrCreateArray(ArrayRef<Metadata *>(DataValue, Count)).get());
892 extern "C" LLVMValueRef LLVMRustDIBuilderInsertDeclareAtEnd(
893 LLVMRustDIBuilderRef Builder, LLVMValueRef V, LLVMMetadataRef VarInfo,
894 int64_t *AddrOps, unsigned AddrOpsCount, LLVMValueRef DL,
895 LLVMBasicBlockRef InsertAtEnd) {
896 return wrap(Builder->insertDeclare(
897 unwrap(V), unwrap<DILocalVariable>(VarInfo),
898 Builder->createExpression(llvm::ArrayRef<int64_t>(AddrOps, AddrOpsCount)),
899 DebugLoc(cast<MDNode>(unwrap<MetadataAsValue>(DL)->getMetadata())),
900 unwrap(InsertAtEnd)));
903 extern "C" LLVMMetadataRef
904 LLVMRustDIBuilderCreateEnumerator(LLVMRustDIBuilderRef Builder,
905 const char *Name, uint64_t Val) {
906 return wrap(Builder->createEnumerator(Name, Val));
909 extern "C" LLVMMetadataRef LLVMRustDIBuilderCreateEnumerationType(
910 LLVMRustDIBuilderRef Builder, LLVMMetadataRef Scope, const char *Name,
911 LLVMMetadataRef File, unsigned LineNumber, uint64_t SizeInBits,
912 uint32_t AlignInBits, LLVMMetadataRef Elements,
913 LLVMMetadataRef ClassTy, bool IsScoped) {
914 #if LLVM_VERSION_GE(7, 0)
915 return wrap(Builder->createEnumerationType(
916 unwrapDI<DIDescriptor>(Scope), Name, unwrapDI<DIFile>(File), LineNumber,
917 SizeInBits, AlignInBits, DINodeArray(unwrapDI<MDTuple>(Elements)),
918 unwrapDI<DIType>(ClassTy), "", IsScoped));
920 // Ignore IsScoped on older LLVM.
921 return wrap(Builder->createEnumerationType(
922 unwrapDI<DIDescriptor>(Scope), Name, unwrapDI<DIFile>(File), LineNumber,
923 SizeInBits, AlignInBits, DINodeArray(unwrapDI<MDTuple>(Elements)),
924 unwrapDI<DIType>(ClassTy), ""));
928 extern "C" LLVMMetadataRef LLVMRustDIBuilderCreateUnionType(
929 LLVMRustDIBuilderRef Builder, LLVMMetadataRef Scope, const char *Name,
930 LLVMMetadataRef File, unsigned LineNumber, uint64_t SizeInBits,
931 uint32_t AlignInBits, LLVMRustDIFlags Flags, LLVMMetadataRef Elements,
932 unsigned RunTimeLang, const char *UniqueId) {
933 return wrap(Builder->createUnionType(
934 unwrapDI<DIDescriptor>(Scope), Name, unwrapDI<DIFile>(File), LineNumber,
935 SizeInBits, AlignInBits, fromRust(Flags),
936 DINodeArray(unwrapDI<MDTuple>(Elements)), RunTimeLang, UniqueId));
939 extern "C" LLVMMetadataRef LLVMRustDIBuilderCreateTemplateTypeParameter(
940 LLVMRustDIBuilderRef Builder, LLVMMetadataRef Scope, const char *Name,
941 LLVMMetadataRef Ty, LLVMMetadataRef File, unsigned LineNo,
943 return wrap(Builder->createTemplateTypeParameter(
944 unwrapDI<DIDescriptor>(Scope), Name, unwrapDI<DIType>(Ty)));
947 extern "C" LLVMMetadataRef
948 LLVMRustDIBuilderCreateNameSpace(LLVMRustDIBuilderRef Builder,
949 LLVMMetadataRef Scope, const char *Name,
950 LLVMMetadataRef File, unsigned LineNo) {
951 return wrap(Builder->createNameSpace(
952 unwrapDI<DIDescriptor>(Scope), Name,
953 false // ExportSymbols (only relevant for C++ anonymous namespaces)
958 LLVMRustDICompositeTypeReplaceArrays(LLVMRustDIBuilderRef Builder,
959 LLVMMetadataRef CompositeTy,
960 LLVMMetadataRef Elements,
961 LLVMMetadataRef Params) {
962 DICompositeType *Tmp = unwrapDI<DICompositeType>(CompositeTy);
963 Builder->replaceArrays(Tmp, DINodeArray(unwrap<MDTuple>(Elements)),
964 DINodeArray(unwrap<MDTuple>(Params)));
967 extern "C" LLVMValueRef
968 LLVMRustDIBuilderCreateDebugLocation(LLVMContextRef ContextRef, unsigned Line,
969 unsigned Column, LLVMMetadataRef Scope,
970 LLVMMetadataRef InlinedAt) {
971 LLVMContext &Context = *unwrap(ContextRef);
973 DebugLoc debug_loc = DebugLoc::get(Line, Column, unwrapDIPtr<MDNode>(Scope),
974 unwrapDIPtr<MDNode>(InlinedAt));
976 return wrap(MetadataAsValue::get(Context, debug_loc.getAsMDNode()));
979 extern "C" int64_t LLVMRustDIBuilderCreateOpDeref() {
980 return dwarf::DW_OP_deref;
983 extern "C" int64_t LLVMRustDIBuilderCreateOpPlusUconst() {
984 return dwarf::DW_OP_plus_uconst;
987 extern "C" void LLVMRustWriteTypeToString(LLVMTypeRef Ty, RustStringRef Str) {
988 RawRustStringOstream OS(Str);
989 unwrap<llvm::Type>(Ty)->print(OS);
992 extern "C" void LLVMRustWriteValueToString(LLVMValueRef V,
994 RawRustStringOstream OS(Str);
999 unwrap<llvm::Value>(V)->getType()->print(OS);
1001 unwrap<llvm::Value>(V)->print(OS);
1006 // Note that the two following functions look quite similar to the
1007 // LLVMGetSectionName function. Sadly, it appears that this function only
1008 // returns a char* pointer, which isn't guaranteed to be null-terminated. The
1009 // function provided by LLVM doesn't return the length, so we've created our own
1010 // function which returns the length as well as the data pointer.
1012 // For an example of this not returning a null terminated string, see
1013 // lib/Object/COFFObjectFile.cpp in the getSectionName function. One of the
1014 // branches explicitly creates a StringRef without a null terminator, and then
1017 inline section_iterator *unwrap(LLVMSectionIteratorRef SI) {
1018 return reinterpret_cast<section_iterator *>(SI);
1021 extern "C" size_t LLVMRustGetSectionName(LLVMSectionIteratorRef SI,
1024 if (std::error_code EC = (*unwrap(SI))->getName(Ret))
1025 report_fatal_error(EC.message());
1030 // LLVMArrayType function does not support 64-bit ElementCount
1031 extern "C" LLVMTypeRef LLVMRustArrayType(LLVMTypeRef ElementTy,
1032 uint64_t ElementCount) {
1033 return wrap(ArrayType::get(unwrap(ElementTy), ElementCount));
1036 DEFINE_SIMPLE_CONVERSION_FUNCTIONS(Twine, LLVMTwineRef)
1038 extern "C" void LLVMRustWriteTwineToString(LLVMTwineRef T, RustStringRef Str) {
1039 RawRustStringOstream OS(Str);
1040 unwrap(T)->print(OS);
1043 extern "C" void LLVMRustUnpackOptimizationDiagnostic(
1044 LLVMDiagnosticInfoRef DI, RustStringRef PassNameOut,
1045 LLVMValueRef *FunctionOut, unsigned* Line, unsigned* Column,
1046 RustStringRef FilenameOut, RustStringRef MessageOut) {
1047 // Undefined to call this not on an optimization diagnostic!
1048 llvm::DiagnosticInfoOptimizationBase *Opt =
1049 static_cast<llvm::DiagnosticInfoOptimizationBase *>(unwrap(DI));
1051 RawRustStringOstream PassNameOS(PassNameOut);
1052 PassNameOS << Opt->getPassName();
1053 *FunctionOut = wrap(&Opt->getFunction());
1055 RawRustStringOstream FilenameOS(FilenameOut);
1056 DiagnosticLocation loc = Opt->getLocation();
1057 if (loc.isValid()) {
1058 *Line = loc.getLine();
1059 *Column = loc.getColumn();
1060 #if LLVM_VERSION_GE(8, 0)
1061 FilenameOS << loc.getAbsolutePath();
1063 FilenameOS << loc.getFilename();
1067 RawRustStringOstream MessageOS(MessageOut);
1068 MessageOS << Opt->getMsg();
1072 LLVMRustUnpackInlineAsmDiagnostic(LLVMDiagnosticInfoRef DI, unsigned *CookieOut,
1073 LLVMTwineRef *MessageOut,
1074 LLVMValueRef *InstructionOut) {
1075 // Undefined to call this not on an inline assembly diagnostic!
1076 llvm::DiagnosticInfoInlineAsm *IA =
1077 static_cast<llvm::DiagnosticInfoInlineAsm *>(unwrap(DI));
1079 *CookieOut = IA->getLocCookie();
1080 *MessageOut = wrap(&IA->getMsgStr());
1081 *InstructionOut = wrap(IA->getInstruction());
1084 extern "C" void LLVMRustWriteDiagnosticInfoToString(LLVMDiagnosticInfoRef DI,
1085 RustStringRef Str) {
1086 RawRustStringOstream OS(Str);
1087 DiagnosticPrinterRawOStream DP(OS);
1088 unwrap(DI)->print(DP);
1091 enum class LLVMRustDiagnosticKind {
1095 DebugMetadataVersion,
1098 OptimizationRemarkMissed,
1099 OptimizationRemarkAnalysis,
1100 OptimizationRemarkAnalysisFPCommute,
1101 OptimizationRemarkAnalysisAliasing,
1102 OptimizationRemarkOther,
1103 OptimizationFailure,
1108 static LLVMRustDiagnosticKind toRust(DiagnosticKind Kind) {
1111 return LLVMRustDiagnosticKind::InlineAsm;
1113 return LLVMRustDiagnosticKind::StackSize;
1114 case DK_DebugMetadataVersion:
1115 return LLVMRustDiagnosticKind::DebugMetadataVersion;
1116 case DK_SampleProfile:
1117 return LLVMRustDiagnosticKind::SampleProfile;
1118 case DK_OptimizationRemark:
1119 return LLVMRustDiagnosticKind::OptimizationRemark;
1120 case DK_OptimizationRemarkMissed:
1121 return LLVMRustDiagnosticKind::OptimizationRemarkMissed;
1122 case DK_OptimizationRemarkAnalysis:
1123 return LLVMRustDiagnosticKind::OptimizationRemarkAnalysis;
1124 case DK_OptimizationRemarkAnalysisFPCommute:
1125 return LLVMRustDiagnosticKind::OptimizationRemarkAnalysisFPCommute;
1126 case DK_OptimizationRemarkAnalysisAliasing:
1127 return LLVMRustDiagnosticKind::OptimizationRemarkAnalysisAliasing;
1129 return LLVMRustDiagnosticKind::PGOProfile;
1131 return LLVMRustDiagnosticKind::Linker;
1133 return (Kind >= DK_FirstRemark && Kind <= DK_LastRemark)
1134 ? LLVMRustDiagnosticKind::OptimizationRemarkOther
1135 : LLVMRustDiagnosticKind::Other;
1139 extern "C" LLVMRustDiagnosticKind
1140 LLVMRustGetDiagInfoKind(LLVMDiagnosticInfoRef DI) {
1141 return toRust((DiagnosticKind)unwrap(DI)->getKind());
1143 // This is kept distinct from LLVMGetTypeKind, because when
1144 // a new type kind is added, the Rust-side enum must be
1145 // updated or UB will result.
1146 extern "C" LLVMTypeKind LLVMRustGetTypeKind(LLVMTypeRef Ty) {
1147 switch (unwrap(Ty)->getTypeID()) {
1148 case Type::VoidTyID:
1149 return LLVMVoidTypeKind;
1150 case Type::HalfTyID:
1151 return LLVMHalfTypeKind;
1152 case Type::FloatTyID:
1153 return LLVMFloatTypeKind;
1154 case Type::DoubleTyID:
1155 return LLVMDoubleTypeKind;
1156 case Type::X86_FP80TyID:
1157 return LLVMX86_FP80TypeKind;
1158 case Type::FP128TyID:
1159 return LLVMFP128TypeKind;
1160 case Type::PPC_FP128TyID:
1161 return LLVMPPC_FP128TypeKind;
1162 case Type::LabelTyID:
1163 return LLVMLabelTypeKind;
1164 case Type::MetadataTyID:
1165 return LLVMMetadataTypeKind;
1166 case Type::IntegerTyID:
1167 return LLVMIntegerTypeKind;
1168 case Type::FunctionTyID:
1169 return LLVMFunctionTypeKind;
1170 case Type::StructTyID:
1171 return LLVMStructTypeKind;
1172 case Type::ArrayTyID:
1173 return LLVMArrayTypeKind;
1174 case Type::PointerTyID:
1175 return LLVMPointerTypeKind;
1176 case Type::VectorTyID:
1177 return LLVMVectorTypeKind;
1178 case Type::X86_MMXTyID:
1179 return LLVMX86_MMXTypeKind;
1180 case Type::TokenTyID:
1181 return LLVMTokenTypeKind;
1183 report_fatal_error("Unhandled TypeID.");
1186 DEFINE_SIMPLE_CONVERSION_FUNCTIONS(SMDiagnostic, LLVMSMDiagnosticRef)
1188 extern "C" void LLVMRustSetInlineAsmDiagnosticHandler(
1189 LLVMContextRef C, LLVMContext::InlineAsmDiagHandlerTy H, void *CX) {
1190 unwrap(C)->setInlineAsmDiagnosticHandler(H, CX);
1193 extern "C" void LLVMRustWriteSMDiagnosticToString(LLVMSMDiagnosticRef D,
1194 RustStringRef Str) {
1195 RawRustStringOstream OS(Str);
1196 unwrap(D)->print("", OS);
1199 extern "C" LLVMValueRef LLVMRustBuildCleanupPad(LLVMBuilderRef B,
1200 LLVMValueRef ParentPad,
1202 LLVMValueRef *LLArgs,
1204 Value **Args = unwrap(LLArgs);
1205 if (ParentPad == nullptr) {
1206 Type *Ty = Type::getTokenTy(unwrap(B)->getContext());
1207 ParentPad = wrap(Constant::getNullValue(Ty));
1209 return wrap(unwrap(B)->CreateCleanupPad(
1210 unwrap(ParentPad), ArrayRef<Value *>(Args, ArgCount), Name));
1213 extern "C" LLVMValueRef LLVMRustBuildCleanupRet(LLVMBuilderRef B,
1214 LLVMValueRef CleanupPad,
1215 LLVMBasicBlockRef UnwindBB) {
1216 CleanupPadInst *Inst = cast<CleanupPadInst>(unwrap(CleanupPad));
1217 return wrap(unwrap(B)->CreateCleanupRet(Inst, unwrap(UnwindBB)));
1220 extern "C" LLVMValueRef
1221 LLVMRustBuildCatchPad(LLVMBuilderRef B, LLVMValueRef ParentPad,
1222 unsigned ArgCount, LLVMValueRef *LLArgs, const char *Name) {
1223 Value **Args = unwrap(LLArgs);
1224 return wrap(unwrap(B)->CreateCatchPad(
1225 unwrap(ParentPad), ArrayRef<Value *>(Args, ArgCount), Name));
1228 extern "C" LLVMValueRef LLVMRustBuildCatchRet(LLVMBuilderRef B,
1230 LLVMBasicBlockRef BB) {
1231 return wrap(unwrap(B)->CreateCatchRet(cast<CatchPadInst>(unwrap(Pad)),
1235 extern "C" LLVMValueRef LLVMRustBuildCatchSwitch(LLVMBuilderRef B,
1236 LLVMValueRef ParentPad,
1237 LLVMBasicBlockRef BB,
1238 unsigned NumHandlers,
1240 if (ParentPad == nullptr) {
1241 Type *Ty = Type::getTokenTy(unwrap(B)->getContext());
1242 ParentPad = wrap(Constant::getNullValue(Ty));
1244 return wrap(unwrap(B)->CreateCatchSwitch(unwrap(ParentPad), unwrap(BB),
1245 NumHandlers, Name));
1248 extern "C" void LLVMRustAddHandler(LLVMValueRef CatchSwitchRef,
1249 LLVMBasicBlockRef Handler) {
1250 Value *CatchSwitch = unwrap(CatchSwitchRef);
1251 cast<CatchSwitchInst>(CatchSwitch)->addHandler(unwrap(Handler));
1254 extern "C" OperandBundleDef *LLVMRustBuildOperandBundleDef(const char *Name,
1255 LLVMValueRef *Inputs,
1256 unsigned NumInputs) {
1257 return new OperandBundleDef(Name, makeArrayRef(unwrap(Inputs), NumInputs));
1260 extern "C" void LLVMRustFreeOperandBundleDef(OperandBundleDef *Bundle) {
1264 extern "C" LLVMValueRef LLVMRustBuildCall(LLVMBuilderRef B, LLVMValueRef Fn,
1265 LLVMValueRef *Args, unsigned NumArgs,
1266 OperandBundleDef *Bundle,
1268 unsigned Len = Bundle ? 1 : 0;
1269 ArrayRef<OperandBundleDef> Bundles = makeArrayRef(Bundle, Len);
1270 return wrap(unwrap(B)->CreateCall(
1271 unwrap(Fn), makeArrayRef(unwrap(Args), NumArgs), Bundles, Name));
1274 extern "C" LLVMValueRef LLVMRustBuildMemCpy(LLVMBuilderRef B,
1275 LLVMValueRef Dst, unsigned DstAlign,
1276 LLVMValueRef Src, unsigned SrcAlign,
1277 LLVMValueRef Size, bool IsVolatile) {
1278 #if LLVM_VERSION_GE(7, 0)
1279 return wrap(unwrap(B)->CreateMemCpy(
1280 unwrap(Dst), DstAlign,
1281 unwrap(Src), SrcAlign,
1282 unwrap(Size), IsVolatile));
1284 unsigned Align = std::min(DstAlign, SrcAlign);
1285 return wrap(unwrap(B)->CreateMemCpy(
1286 unwrap(Dst), unwrap(Src),
1287 unwrap(Size), Align, IsVolatile));
1291 extern "C" LLVMValueRef LLVMRustBuildMemMove(LLVMBuilderRef B,
1292 LLVMValueRef Dst, unsigned DstAlign,
1293 LLVMValueRef Src, unsigned SrcAlign,
1294 LLVMValueRef Size, bool IsVolatile) {
1295 #if LLVM_VERSION_GE(7, 0)
1296 return wrap(unwrap(B)->CreateMemMove(
1297 unwrap(Dst), DstAlign,
1298 unwrap(Src), SrcAlign,
1299 unwrap(Size), IsVolatile));
1301 unsigned Align = std::min(DstAlign, SrcAlign);
1302 return wrap(unwrap(B)->CreateMemMove(
1303 unwrap(Dst), unwrap(Src),
1304 unwrap(Size), Align, IsVolatile));
1308 extern "C" LLVMValueRef
1309 LLVMRustBuildInvoke(LLVMBuilderRef B, LLVMValueRef Fn, LLVMValueRef *Args,
1310 unsigned NumArgs, LLVMBasicBlockRef Then,
1311 LLVMBasicBlockRef Catch, OperandBundleDef *Bundle,
1313 unsigned Len = Bundle ? 1 : 0;
1314 ArrayRef<OperandBundleDef> Bundles = makeArrayRef(Bundle, Len);
1315 return wrap(unwrap(B)->CreateInvoke(unwrap(Fn), unwrap(Then), unwrap(Catch),
1316 makeArrayRef(unwrap(Args), NumArgs),
1320 extern "C" void LLVMRustPositionBuilderAtStart(LLVMBuilderRef B,
1321 LLVMBasicBlockRef BB) {
1322 auto Point = unwrap(BB)->getFirstInsertionPt();
1323 unwrap(B)->SetInsertPoint(unwrap(BB), Point);
1326 extern "C" void LLVMRustSetComdat(LLVMModuleRef M, LLVMValueRef V,
1328 Triple TargetTriple(unwrap(M)->getTargetTriple());
1329 GlobalObject *GV = unwrap<GlobalObject>(V);
1330 if (!TargetTriple.isOSBinFormatMachO()) {
1331 GV->setComdat(unwrap(M)->getOrInsertComdat(Name));
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 auto Ret = llvm::make_unique<LLVMRustModuleBuffer>();
1490 raw_string_ostream OS(Ret->data);
1492 legacy::PassManager PM;
1493 PM.add(createBitcodeWriterPass(OS));
1497 return Ret.release();
1501 LLVMRustModuleBufferFree(LLVMRustModuleBuffer *Buffer) {
1505 extern "C" const void*
1506 LLVMRustModuleBufferPtr(const LLVMRustModuleBuffer *Buffer) {
1507 return Buffer->data.data();
1511 LLVMRustModuleBufferLen(const LLVMRustModuleBuffer *Buffer) {
1512 return Buffer->data.length();
1516 LLVMRustModuleCost(LLVMModuleRef M) {
1517 auto f = unwrap(M)->functions();
1518 return std::distance(std::begin(f), std::end(f));
1521 // Vector reductions:
1522 extern "C" LLVMValueRef
1523 LLVMRustBuildVectorReduceFAdd(LLVMBuilderRef B, LLVMValueRef Acc, LLVMValueRef Src) {
1524 return wrap(unwrap(B)->CreateFAddReduce(unwrap(Acc),unwrap(Src)));
1526 extern "C" LLVMValueRef
1527 LLVMRustBuildVectorReduceFMul(LLVMBuilderRef B, LLVMValueRef Acc, LLVMValueRef Src) {
1528 return wrap(unwrap(B)->CreateFMulReduce(unwrap(Acc),unwrap(Src)));
1530 extern "C" LLVMValueRef
1531 LLVMRustBuildVectorReduceAdd(LLVMBuilderRef B, LLVMValueRef Src) {
1532 return wrap(unwrap(B)->CreateAddReduce(unwrap(Src)));
1534 extern "C" LLVMValueRef
1535 LLVMRustBuildVectorReduceMul(LLVMBuilderRef B, LLVMValueRef Src) {
1536 return wrap(unwrap(B)->CreateMulReduce(unwrap(Src)));
1538 extern "C" LLVMValueRef
1539 LLVMRustBuildVectorReduceAnd(LLVMBuilderRef B, LLVMValueRef Src) {
1540 return wrap(unwrap(B)->CreateAndReduce(unwrap(Src)));
1542 extern "C" LLVMValueRef
1543 LLVMRustBuildVectorReduceOr(LLVMBuilderRef B, LLVMValueRef Src) {
1544 return wrap(unwrap(B)->CreateOrReduce(unwrap(Src)));
1546 extern "C" LLVMValueRef
1547 LLVMRustBuildVectorReduceXor(LLVMBuilderRef B, LLVMValueRef Src) {
1548 return wrap(unwrap(B)->CreateXorReduce(unwrap(Src)));
1550 extern "C" LLVMValueRef
1551 LLVMRustBuildVectorReduceMin(LLVMBuilderRef B, LLVMValueRef Src, bool IsSigned) {
1552 return wrap(unwrap(B)->CreateIntMinReduce(unwrap(Src), IsSigned));
1554 extern "C" LLVMValueRef
1555 LLVMRustBuildVectorReduceMax(LLVMBuilderRef B, LLVMValueRef Src, bool IsSigned) {
1556 return wrap(unwrap(B)->CreateIntMaxReduce(unwrap(Src), IsSigned));
1558 extern "C" LLVMValueRef
1559 LLVMRustBuildVectorReduceFMin(LLVMBuilderRef B, LLVMValueRef Src, bool NoNaN) {
1560 return wrap(unwrap(B)->CreateFPMinReduce(unwrap(Src), NoNaN));
1562 extern "C" LLVMValueRef
1563 LLVMRustBuildVectorReduceFMax(LLVMBuilderRef B, LLVMValueRef Src, bool NoNaN) {
1564 return wrap(unwrap(B)->CreateFPMaxReduce(unwrap(Src), NoNaN));
1567 extern "C" LLVMValueRef
1568 LLVMRustBuildMinNum(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS) {
1569 return wrap(unwrap(B)->CreateMinNum(unwrap(LHS),unwrap(RHS)));
1571 extern "C" LLVMValueRef
1572 LLVMRustBuildMaxNum(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS) {
1573 return wrap(unwrap(B)->CreateMaxNum(unwrap(LHS),unwrap(RHS)));