[llvm] r224176 - Go bindings: expose the Metadata type.

Peter Collingbourne peter at pcc.me.uk
Fri Dec 12 18:25:49 PST 2014


Author: pcc
Date: Fri Dec 12 20:25:49 2014
New Revision: 224176

URL: http://llvm.org/viewvc/llvm-project?rev=224176&view=rev
Log:
Go bindings: expose the Metadata type.

Also modifies SetCurrentDebugLocation to take individual arguments rather
than an MDNode.

Modified:
    llvm/trunk/bindings/go/llvm/DIBuilderBindings.cpp
    llvm/trunk/bindings/go/llvm/DIBuilderBindings.h
    llvm/trunk/bindings/go/llvm/IRBindings.cpp
    llvm/trunk/bindings/go/llvm/IRBindings.h
    llvm/trunk/bindings/go/llvm/dibuilder.go
    llvm/trunk/bindings/go/llvm/ir.go

Modified: llvm/trunk/bindings/go/llvm/DIBuilderBindings.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/bindings/go/llvm/DIBuilderBindings.cpp?rev=224176&r1=224175&r2=224176&view=diff
==============================================================================
--- llvm/trunk/bindings/go/llvm/DIBuilderBindings.cpp (original)
+++ llvm/trunk/bindings/go/llvm/DIBuilderBindings.cpp Fri Dec 12 20:25:49 2014
@@ -13,40 +13,21 @@
 
 #include "DIBuilderBindings.h"
 
+#include "IRBindings.h"
+#include "llvm/IR/IRBuilder.h"
 #include "llvm/IR/Module.h"
 #include "llvm/IR/DIBuilder.h"
 
 using namespace llvm;
 
-static Metadata *unwrapMetadata(LLVMValueRef VRef) {
-  Value *V = unwrap(VRef);
-  if (!V)
-    return nullptr;
-  if (auto *MD = dyn_cast<MetadataAsValue>(V))
-    return MD->getMetadata();
-  return ValueAsMetadata::get(V);
-}
-
-static SmallVector<Metadata *, 8> unwrapMetadataArray(LLVMValueRef *Data,
-                                                      size_t Length) {
-  SmallVector<Metadata *, 8> Elements;
-  for (size_t I = 0; I != Length; ++I)
-    Elements.push_back(unwrapMetadata(Data[I]));
-  return Elements;
-}
+DEFINE_SIMPLE_CONVERSION_FUNCTIONS(DIBuilder, LLVMDIBuilderRef)
 
 namespace {
-template <typename T> T unwrapDI(LLVMValueRef v) {
-  return T(cast_or_null<MDNode>(unwrapMetadata(v)));
+template <typename T> T unwrapDI(LLVMMetadataRef v) {
+  return v ? T(unwrap<MDNode>(v)) : T();
 }
 }
 
-static LLVMValueRef wrapDI(DIDescriptor N) {
-  return wrap(MetadataAsValue::get(N->getContext(), N));
-}
-
-DEFINE_SIMPLE_CONVERSION_FUNCTIONS(DIBuilder, LLVMDIBuilderRef)
-
 LLVMDIBuilderRef LLVMNewDIBuilder(LLVMModuleRef mref) {
   Module *m = unwrap(mref);
   return wrap(new DIBuilder(*m));
@@ -59,176 +40,187 @@ void LLVMDIBuilderDestroy(LLVMDIBuilderR
 
 void LLVMDIBuilderFinalize(LLVMDIBuilderRef dref) { unwrap(dref)->finalize(); }
 
-LLVMValueRef LLVMDIBuilderCreateCompileUnit(LLVMDIBuilderRef Dref,
-                                            unsigned Lang, const char *File,
-                                            const char *Dir,
-                                            const char *Producer, int Optimized,
-                                            const char *Flags,
-                                            unsigned RuntimeVersion) {
+LLVMMetadataRef LLVMDIBuilderCreateCompileUnit(LLVMDIBuilderRef Dref,
+                                               unsigned Lang, const char *File,
+                                               const char *Dir,
+                                               const char *Producer,
+                                               int Optimized, const char *Flags,
+                                               unsigned RuntimeVersion) {
   DIBuilder *D = unwrap(Dref);
   DICompileUnit CU = D->createCompileUnit(Lang, File, Dir, Producer, Optimized,
                                           Flags, RuntimeVersion);
-  return wrapDI(CU);
+  return wrap(CU);
 }
 
-LLVMValueRef LLVMDIBuilderCreateFile(LLVMDIBuilderRef Dref, const char *File,
-                                     const char *Dir) {
+LLVMMetadataRef LLVMDIBuilderCreateFile(LLVMDIBuilderRef Dref, const char *File,
+                                        const char *Dir) {
   DIBuilder *D = unwrap(Dref);
   DIFile F = D->createFile(File, Dir);
-  return wrapDI(F);
+  return wrap(F);
 }
 
-LLVMValueRef LLVMDIBuilderCreateLexicalBlock(LLVMDIBuilderRef Dref,
-                                             LLVMValueRef Scope,
-                                             LLVMValueRef File, unsigned Line,
-                                             unsigned Column) {
+LLVMMetadataRef LLVMDIBuilderCreateLexicalBlock(LLVMDIBuilderRef Dref,
+                                                LLVMMetadataRef Scope,
+                                                LLVMMetadataRef File,
+                                                unsigned Line,
+                                                unsigned Column) {
   DIBuilder *D = unwrap(Dref);
   DILexicalBlock LB = D->createLexicalBlock(
       unwrapDI<DIDescriptor>(Scope), unwrapDI<DIFile>(File), Line, Column);
-  return wrapDI(LB);
+  return wrap(LB);
 }
 
-LLVMValueRef LLVMDIBuilderCreateLexicalBlockFile(LLVMDIBuilderRef Dref,
-                                                 LLVMValueRef Scope,
-                                                 LLVMValueRef File,
-                                                 unsigned Discriminator) {
+LLVMMetadataRef LLVMDIBuilderCreateLexicalBlockFile(LLVMDIBuilderRef Dref,
+                                                    LLVMMetadataRef Scope,
+                                                    LLVMMetadataRef File,
+                                                    unsigned Discriminator) {
   DIBuilder *D = unwrap(Dref);
   DILexicalBlockFile LBF = D->createLexicalBlockFile(
       unwrapDI<DIDescriptor>(Scope), unwrapDI<DIFile>(File), Discriminator);
-  return wrapDI(LBF);
+  return wrap(LBF);
 }
 
-LLVMValueRef LLVMDIBuilderCreateFunction(
-    LLVMDIBuilderRef Dref, LLVMValueRef Scope, const char *Name,
-    const char *LinkageName, LLVMValueRef File, unsigned Line,
-    LLVMValueRef CompositeType, int IsLocalToUnit, int IsDefinition,
+LLVMMetadataRef LLVMDIBuilderCreateFunction(
+    LLVMDIBuilderRef Dref, LLVMMetadataRef Scope, const char *Name,
+    const char *LinkageName, LLVMMetadataRef File, unsigned Line,
+    LLVMMetadataRef CompositeType, int IsLocalToUnit, int IsDefinition,
     unsigned ScopeLine, unsigned Flags, int IsOptimized, LLVMValueRef Func) {
   DIBuilder *D = unwrap(Dref);
   DISubprogram SP = D->createFunction(
       unwrapDI<DIDescriptor>(Scope), Name, LinkageName, unwrapDI<DIFile>(File),
       Line, unwrapDI<DICompositeType>(CompositeType), IsLocalToUnit,
       IsDefinition, ScopeLine, Flags, IsOptimized, unwrap<Function>(Func));
-  return wrapDI(SP);
+  return wrap(SP);
 }
 
-LLVMValueRef LLVMDIBuilderCreateLocalVariable(
-    LLVMDIBuilderRef Dref, unsigned Tag, LLVMValueRef Scope, const char *Name,
-    LLVMValueRef File, unsigned Line, LLVMValueRef Ty, int AlwaysPreserve,
-    unsigned Flags, unsigned ArgNo) {
+LLVMMetadataRef LLVMDIBuilderCreateLocalVariable(
+    LLVMDIBuilderRef Dref, unsigned Tag, LLVMMetadataRef Scope,
+    const char *Name, LLVMMetadataRef File, unsigned Line, LLVMMetadataRef Ty,
+    int AlwaysPreserve, unsigned Flags, unsigned ArgNo) {
   DIBuilder *D = unwrap(Dref);
   DIVariable V = D->createLocalVariable(
       Tag, unwrapDI<DIDescriptor>(Scope), Name, unwrapDI<DIFile>(File), Line,
       unwrapDI<DIType>(Ty), AlwaysPreserve, Flags, ArgNo);
-  return wrapDI(V);
+  return wrap(V);
 }
 
-LLVMValueRef LLVMDIBuilderCreateBasicType(LLVMDIBuilderRef Dref,
-                                          const char *Name, uint64_t SizeInBits,
-                                          uint64_t AlignInBits,
-                                          unsigned Encoding) {
+LLVMMetadataRef LLVMDIBuilderCreateBasicType(LLVMDIBuilderRef Dref,
+                                             const char *Name,
+                                             uint64_t SizeInBits,
+                                             uint64_t AlignInBits,
+                                             unsigned Encoding) {
   DIBuilder *D = unwrap(Dref);
   DIBasicType T = D->createBasicType(Name, SizeInBits, AlignInBits, Encoding);
-  return wrapDI(T);
+  return wrap(T);
 }
 
-LLVMValueRef LLVMDIBuilderCreatePointerType(LLVMDIBuilderRef Dref,
-                                            LLVMValueRef PointeeType,
-                                            uint64_t SizeInBits,
-                                            uint64_t AlignInBits,
-                                            const char *Name) {
+LLVMMetadataRef LLVMDIBuilderCreatePointerType(LLVMDIBuilderRef Dref,
+                                               LLVMMetadataRef PointeeType,
+                                               uint64_t SizeInBits,
+                                               uint64_t AlignInBits,
+                                               const char *Name) {
   DIBuilder *D = unwrap(Dref);
   DIDerivedType T = D->createPointerType(unwrapDI<DIType>(PointeeType),
                                          SizeInBits, AlignInBits, Name);
-  return wrapDI(T);
+  return wrap(T);
 }
 
-LLVMValueRef LLVMDIBuilderCreateSubroutineType(LLVMDIBuilderRef Dref,
-                                               LLVMValueRef File,
-                                               LLVMValueRef ParameterTypes) {
+LLVMMetadataRef
+LLVMDIBuilderCreateSubroutineType(LLVMDIBuilderRef Dref, LLVMMetadataRef File,
+                                  LLVMMetadataRef ParameterTypes) {
   DIBuilder *D = unwrap(Dref);
   DICompositeType CT = D->createSubroutineType(
       unwrapDI<DIFile>(File), unwrapDI<DITypeArray>(ParameterTypes));
-  return wrapDI(CT);
+  return wrap(CT);
 }
 
-LLVMValueRef LLVMDIBuilderCreateStructType(
-    LLVMDIBuilderRef Dref, LLVMValueRef Scope, const char *Name,
-    LLVMValueRef File, unsigned Line, uint64_t SizeInBits, uint64_t AlignInBits,
-    unsigned Flags, LLVMValueRef DerivedFrom, LLVMValueRef ElementTypes) {
+LLVMMetadataRef LLVMDIBuilderCreateStructType(
+    LLVMDIBuilderRef Dref, LLVMMetadataRef Scope, const char *Name,
+    LLVMMetadataRef File, unsigned Line, uint64_t SizeInBits,
+    uint64_t AlignInBits, unsigned Flags, LLVMMetadataRef DerivedFrom,
+    LLVMMetadataRef ElementTypes) {
   DIBuilder *D = unwrap(Dref);
   DICompositeType CT = D->createStructType(
       unwrapDI<DIDescriptor>(Scope), Name, unwrapDI<DIFile>(File), Line,
       SizeInBits, AlignInBits, Flags, unwrapDI<DIType>(DerivedFrom),
       unwrapDI<DIArray>(ElementTypes));
-  return wrapDI(CT);
+  return wrap(CT);
 }
 
-LLVMValueRef LLVMDIBuilderCreateMemberType(
-    LLVMDIBuilderRef Dref, LLVMValueRef Scope, const char *Name,
-    LLVMValueRef File, unsigned Line, uint64_t SizeInBits, uint64_t AlignInBits,
-    uint64_t OffsetInBits, unsigned Flags, LLVMValueRef Ty) {
+LLVMMetadataRef
+LLVMDIBuilderCreateMemberType(LLVMDIBuilderRef Dref, LLVMMetadataRef Scope,
+                              const char *Name, LLVMMetadataRef File,
+                              unsigned Line, uint64_t SizeInBits,
+                              uint64_t AlignInBits, uint64_t OffsetInBits,
+                              unsigned Flags, LLVMMetadataRef Ty) {
   DIBuilder *D = unwrap(Dref);
   DIDerivedType DT = D->createMemberType(
       unwrapDI<DIDescriptor>(Scope), Name, unwrapDI<DIFile>(File), Line,
       SizeInBits, AlignInBits, OffsetInBits, Flags, unwrapDI<DIType>(Ty));
-  return wrapDI(DT);
+  return wrap(DT);
 }
 
-LLVMValueRef LLVMDIBuilderCreateArrayType(LLVMDIBuilderRef Dref,
-                                          uint64_t SizeInBits,
-                                          uint64_t AlignInBits,
-                                          LLVMValueRef ElementType,
-                                          LLVMValueRef Subscripts) {
+LLVMMetadataRef LLVMDIBuilderCreateArrayType(LLVMDIBuilderRef Dref,
+                                             uint64_t SizeInBits,
+                                             uint64_t AlignInBits,
+                                             LLVMMetadataRef ElementType,
+                                             LLVMMetadataRef Subscripts) {
   DIBuilder *D = unwrap(Dref);
   DICompositeType CT =
       D->createArrayType(SizeInBits, AlignInBits, unwrapDI<DIType>(ElementType),
                          unwrapDI<DIArray>(Subscripts));
-  return wrapDI(CT);
+  return wrap(CT);
 }
 
-LLVMValueRef LLVMDIBuilderCreateTypedef(LLVMDIBuilderRef Dref, LLVMValueRef Ty,
-                                        const char *Name, LLVMValueRef File,
-                                        unsigned Line, LLVMValueRef Context) {
+LLVMMetadataRef LLVMDIBuilderCreateTypedef(LLVMDIBuilderRef Dref,
+                                           LLVMMetadataRef Ty, const char *Name,
+                                           LLVMMetadataRef File, unsigned Line,
+                                           LLVMMetadataRef Context) {
   DIBuilder *D = unwrap(Dref);
   DIDerivedType DT =
       D->createTypedef(unwrapDI<DIType>(Ty), Name, unwrapDI<DIFile>(File), Line,
                        unwrapDI<DIDescriptor>(Context));
-  return wrapDI(DT);
+  return wrap(DT);
 }
 
-LLVMValueRef LLVMDIBuilderGetOrCreateSubrange(LLVMDIBuilderRef Dref, int64_t Lo,
-                                              int64_t Count) {
+LLVMMetadataRef LLVMDIBuilderGetOrCreateSubrange(LLVMDIBuilderRef Dref,
+                                                 int64_t Lo, int64_t Count) {
   DIBuilder *D = unwrap(Dref);
   DISubrange S = D->getOrCreateSubrange(Lo, Count);
-  return wrapDI(S);
+  return wrap(S);
 }
 
-LLVMValueRef LLVMDIBuilderGetOrCreateArray(LLVMDIBuilderRef Dref,
-                                           LLVMValueRef *Data, size_t Length) {
+LLVMMetadataRef LLVMDIBuilderGetOrCreateArray(LLVMDIBuilderRef Dref,
+                                              LLVMMetadataRef *Data,
+                                              size_t Length) {
   DIBuilder *D = unwrap(Dref);
-  DIArray A = D->getOrCreateArray(unwrapMetadataArray(Data, Length));
-  return wrapDI(A);
+  Metadata **DataValue = unwrap(Data);
+  ArrayRef<Metadata *> Elements(DataValue, Length);
+  DIArray A = D->getOrCreateArray(Elements);
+  return wrap(A);
 }
 
-LLVMValueRef LLVMDIBuilderGetOrCreateTypeArray(LLVMDIBuilderRef Dref,
-                                               LLVMValueRef *Data,
-                                               size_t Length) {
+LLVMMetadataRef LLVMDIBuilderGetOrCreateTypeArray(LLVMDIBuilderRef Dref,
+                                                  LLVMMetadataRef *Data,
+                                                  size_t Length) {
   DIBuilder *D = unwrap(Dref);
-  DITypeArray A = D->getOrCreateTypeArray(unwrapMetadataArray(Data, Length));
-  return wrapDI(A);
+  Metadata **DataValue = unwrap(Data);
+  ArrayRef<Metadata *> Elements(DataValue, Length);
+  DITypeArray A = D->getOrCreateTypeArray(Elements);
+  return wrap(A);
 }
 
-LLVMValueRef LLVMDIBuilderCreateExpression(LLVMDIBuilderRef Dref, int64_t *Addr,
-                                           size_t Length) {
+LLVMMetadataRef LLVMDIBuilderCreateExpression(LLVMDIBuilderRef Dref,
+                                              int64_t *Addr, size_t Length) {
   DIBuilder *D = unwrap(Dref);
   DIExpression Expr = D->createExpression(ArrayRef<int64_t>(Addr, Length));
-  return wrapDI(Expr);
+  return wrap(Expr);
 }
 
 LLVMValueRef LLVMDIBuilderInsertDeclareAtEnd(LLVMDIBuilderRef Dref,
                                              LLVMValueRef Storage,
-                                             LLVMValueRef VarInfo,
-                                             LLVMValueRef Expr,
+                                             LLVMMetadataRef VarInfo,
+                                             LLVMMetadataRef Expr,
                                              LLVMBasicBlockRef Block) {
   DIBuilder *D = unwrap(Dref);
   Instruction *Instr =
@@ -239,8 +231,8 @@ LLVMValueRef LLVMDIBuilderInsertDeclareA
 
 LLVMValueRef LLVMDIBuilderInsertValueAtEnd(LLVMDIBuilderRef Dref,
                                            LLVMValueRef Val, uint64_t Offset,
-                                           LLVMValueRef VarInfo,
-                                           LLVMValueRef Expr,
+                                           LLVMMetadataRef VarInfo,
+                                           LLVMMetadataRef Expr,
                                            LLVMBasicBlockRef Block) {
   DIBuilder *D = unwrap(Dref);
   Instruction *Instr = D->insertDbgValueIntrinsic(

Modified: llvm/trunk/bindings/go/llvm/DIBuilderBindings.h
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/bindings/go/llvm/DIBuilderBindings.h?rev=224176&r1=224175&r2=224176&view=diff
==============================================================================
--- llvm/trunk/bindings/go/llvm/DIBuilderBindings.h (original)
+++ llvm/trunk/bindings/go/llvm/DIBuilderBindings.h Fri Dec 12 20:25:49 2014
@@ -15,6 +15,7 @@
 #define LLVM_BINDINGS_GO_LLVM_DIBUILDERBINDINGS_H
 
 #include "llvm-c/Core.h"
+#include "IRBindings.h"
 
 #ifdef __cplusplus
 extern "C" {
@@ -31,100 +32,104 @@ LLVMDIBuilderRef LLVMNewDIBuilder(LLVMMo
 void LLVMDIBuilderDestroy(LLVMDIBuilderRef d);
 void LLVMDIBuilderFinalize(LLVMDIBuilderRef d);
 
-LLVMValueRef LLVMDIBuilderCreateCompileUnit(LLVMDIBuilderRef D,
-                                            unsigned Language, const char *File,
-                                            const char *Dir,
-                                            const char *Producer, int Optimized,
-                                            const char *Flags,
-                                            unsigned RuntimeVersion);
-
-LLVMValueRef LLVMDIBuilderCreateFile(LLVMDIBuilderRef D, const char *File,
-                                     const char *Dir);
-
-LLVMValueRef LLVMDIBuilderCreateLexicalBlock(LLVMDIBuilderRef D,
-                                             LLVMValueRef Scope,
-                                             LLVMValueRef File, unsigned Line,
-                                             unsigned Column);
-
-LLVMValueRef LLVMDIBuilderCreateLexicalBlockFile(LLVMDIBuilderRef D,
-                                                 LLVMValueRef Scope,
-                                                 LLVMValueRef File,
-                                                 unsigned Discriminator);
-
-LLVMValueRef LLVMDIBuilderCreateFunction(
-    LLVMDIBuilderRef D, LLVMValueRef Scope, const char *Name,
-    const char *LinkageName, LLVMValueRef File, unsigned Line,
-    LLVMValueRef CompositeType, int IsLocalToUnit, int IsDefinition,
+LLVMMetadataRef
+LLVMDIBuilderCreateCompileUnit(LLVMDIBuilderRef D, unsigned Language,
+                               const char *File, const char *Dir,
+                               const char *Producer, int Optimized,
+                               const char *Flags, unsigned RuntimeVersion);
+
+LLVMMetadataRef LLVMDIBuilderCreateFile(LLVMDIBuilderRef D, const char *File,
+                                        const char *Dir);
+
+LLVMMetadataRef LLVMDIBuilderCreateLexicalBlock(LLVMDIBuilderRef D,
+                                                LLVMMetadataRef Scope,
+                                                LLVMMetadataRef File,
+                                                unsigned Line, unsigned Column);
+
+LLVMMetadataRef LLVMDIBuilderCreateLexicalBlockFile(LLVMDIBuilderRef D,
+                                                    LLVMMetadataRef Scope,
+                                                    LLVMMetadataRef File,
+                                                    unsigned Discriminator);
+
+LLVMMetadataRef LLVMDIBuilderCreateFunction(
+    LLVMDIBuilderRef D, LLVMMetadataRef Scope, const char *Name,
+    const char *LinkageName, LLVMMetadataRef File, unsigned Line,
+    LLVMMetadataRef CompositeType, int IsLocalToUnit, int IsDefinition,
     unsigned ScopeLine, unsigned Flags, int IsOptimized, LLVMValueRef Function);
 
-LLVMValueRef LLVMDIBuilderCreateLocalVariable(
-    LLVMDIBuilderRef D, unsigned Tag, LLVMValueRef Scope, const char *Name,
-    LLVMValueRef File, unsigned Line, LLVMValueRef Ty, int AlwaysPreserve,
+LLVMMetadataRef LLVMDIBuilderCreateLocalVariable(
+    LLVMDIBuilderRef D, unsigned Tag, LLVMMetadataRef Scope, const char *Name,
+    LLVMMetadataRef File, unsigned Line, LLVMMetadataRef Ty, int AlwaysPreserve,
     unsigned Flags, unsigned ArgNo);
 
-LLVMValueRef LLVMDIBuilderCreateBasicType(LLVMDIBuilderRef D, const char *Name,
-                                          uint64_t SizeInBits,
-                                          uint64_t AlignInBits,
-                                          unsigned Encoding);
-
-LLVMValueRef LLVMDIBuilderCreatePointerType(LLVMDIBuilderRef D,
-                                            LLVMValueRef PointeeType,
-                                            uint64_t SizeInBits,
-                                            uint64_t AlignInBits,
-                                            const char *Name);
-
-LLVMValueRef LLVMDIBuilderCreateSubroutineType(LLVMDIBuilderRef D,
-                                               LLVMValueRef File,
-                                               LLVMValueRef ParameterTypes);
-
-LLVMValueRef LLVMDIBuilderCreateStructType(
-    LLVMDIBuilderRef D, LLVMValueRef Scope, const char *Name, LLVMValueRef File,
-    unsigned Line, uint64_t SizeInBits, uint64_t AlignInBits, unsigned Flags,
-    LLVMValueRef DerivedFrom, LLVMValueRef ElementTypes);
-
-LLVMValueRef LLVMDIBuilderCreateMemberType(
-    LLVMDIBuilderRef D, LLVMValueRef Scope, const char *Name, LLVMValueRef File,
-    unsigned Line, uint64_t SizeInBits, uint64_t AlignInBits,
-    uint64_t OffsetInBits, unsigned Flags, LLVMValueRef Ty);
-
-LLVMValueRef LLVMDIBuilderCreateArrayType(LLVMDIBuilderRef D,
-                                          uint64_t SizeInBits,
-                                          uint64_t AlignInBits,
-                                          LLVMValueRef ElementType,
-                                          LLVMValueRef Subscripts);
-
-LLVMValueRef LLVMDIBuilderCreateTypedef(LLVMDIBuilderRef D, LLVMValueRef Ty,
-                                        const char *Name, LLVMValueRef File,
-                                        unsigned Line, LLVMValueRef Context);
-
-LLVMValueRef LLVMDIBuilderGetOrCreateSubrange(LLVMDIBuilderRef D, int64_t Lo,
-                                              int64_t Count);
-
-LLVMValueRef LLVMDIBuilderGetOrCreateArray(LLVMDIBuilderRef D,
-                                           LLVMValueRef *Data, size_t Length);
-
-LLVMValueRef LLVMDIBuilderGetOrCreateTypeArray(LLVMDIBuilderRef D,
-                                               LLVMValueRef *Data,
-                                               size_t Length);
+LLVMMetadataRef LLVMDIBuilderCreateBasicType(LLVMDIBuilderRef D,
+                                             const char *Name,
+                                             uint64_t SizeInBits,
+                                             uint64_t AlignInBits,
+                                             unsigned Encoding);
+
+LLVMMetadataRef LLVMDIBuilderCreatePointerType(LLVMDIBuilderRef D,
+                                               LLVMMetadataRef PointeeType,
+                                               uint64_t SizeInBits,
+                                               uint64_t AlignInBits,
+                                               const char *Name);
+
+LLVMMetadataRef
+LLVMDIBuilderCreateSubroutineType(LLVMDIBuilderRef D, LLVMMetadataRef File,
+                                  LLVMMetadataRef ParameterTypes);
+
+LLVMMetadataRef LLVMDIBuilderCreateStructType(
+    LLVMDIBuilderRef D, LLVMMetadataRef Scope, const char *Name,
+    LLVMMetadataRef File, unsigned Line, uint64_t SizeInBits,
+    uint64_t AlignInBits, unsigned Flags, LLVMMetadataRef DerivedFrom,
+    LLVMMetadataRef ElementTypes);
+
+LLVMMetadataRef
+LLVMDIBuilderCreateMemberType(LLVMDIBuilderRef D, LLVMMetadataRef Scope,
+                              const char *Name, LLVMMetadataRef File,
+                              unsigned Line, uint64_t SizeInBits,
+                              uint64_t AlignInBits, uint64_t OffsetInBits,
+                              unsigned Flags, LLVMMetadataRef Ty);
+
+LLVMMetadataRef LLVMDIBuilderCreateArrayType(LLVMDIBuilderRef D,
+                                             uint64_t SizeInBits,
+                                             uint64_t AlignInBits,
+                                             LLVMMetadataRef ElementType,
+                                             LLVMMetadataRef Subscripts);
+
+LLVMMetadataRef LLVMDIBuilderCreateTypedef(LLVMDIBuilderRef D,
+                                           LLVMMetadataRef Ty, const char *Name,
+                                           LLVMMetadataRef File, unsigned Line,
+                                           LLVMMetadataRef Context);
+
+LLVMMetadataRef LLVMDIBuilderGetOrCreateSubrange(LLVMDIBuilderRef D, int64_t Lo,
+                                                 int64_t Count);
+
+LLVMMetadataRef LLVMDIBuilderGetOrCreateArray(LLVMDIBuilderRef D,
+                                              LLVMMetadataRef *Data,
+                                              size_t Length);
+
+LLVMMetadataRef LLVMDIBuilderGetOrCreateTypeArray(LLVMDIBuilderRef D,
+                                                  LLVMMetadataRef *Data,
+                                                  size_t Length);
 
-LLVMValueRef LLVMDIBuilderCreateExpression(LLVMDIBuilderRef Dref, int64_t *Addr,
-                                           size_t Length);
+LLVMMetadataRef LLVMDIBuilderCreateExpression(LLVMDIBuilderRef Dref,
+                                              int64_t *Addr, size_t Length);
 
 LLVMValueRef LLVMDIBuilderInsertDeclareAtEnd(LLVMDIBuilderRef D,
                                              LLVMValueRef Storage,
-                                             LLVMValueRef VarInfo,
-                                             LLVMValueRef Expr,
+                                             LLVMMetadataRef VarInfo,
+                                             LLVMMetadataRef Expr,
                                              LLVMBasicBlockRef Block);
 
-LLVMValueRef LLVMDIBuilderInsertValueAtEnd(LLVMDIBuilderRef D,
-                                           LLVMValueRef Val,
+LLVMValueRef LLVMDIBuilderInsertValueAtEnd(LLVMDIBuilderRef D, LLVMValueRef Val,
                                            uint64_t Offset,
-                                           LLVMValueRef VarInfo,
-                                           LLVMValueRef Expr,
+                                           LLVMMetadataRef VarInfo,
+                                           LLVMMetadataRef Expr,
                                            LLVMBasicBlockRef Block);
 
 #ifdef __cplusplus
-}  // extern "C"
+} // extern "C"
 #endif
 
 #endif

Modified: llvm/trunk/bindings/go/llvm/IRBindings.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/bindings/go/llvm/IRBindings.cpp?rev=224176&r1=224175&r2=224176&view=diff
==============================================================================
--- llvm/trunk/bindings/go/llvm/IRBindings.cpp (original)
+++ llvm/trunk/bindings/go/llvm/IRBindings.cpp Fri Dec 12 20:25:49 2014
@@ -14,7 +14,11 @@
 #include "IRBindings.h"
 
 #include "llvm/IR/Attributes.h"
+#include "llvm/IR/DebugLoc.h"
 #include "llvm/IR/Function.h"
+#include "llvm/IR/IRBuilder.h"
+#include "llvm/IR/LLVMContext.h"
+#include "llvm/IR/Module.h"
 
 using namespace llvm;
 
@@ -45,3 +49,36 @@ void LLVMRemoveFunctionAttr2(LLVMValueRe
                                            AttributeSet::FunctionIndex, B));
   Func->setAttributes(PALnew);
 }
+
+LLVMMetadataRef LLVMMDString2(LLVMContextRef C, const char *Str, unsigned SLen) {
+  return wrap(MDString::get(*unwrap(C), StringRef(Str, SLen)));
+}
+
+LLVMMetadataRef LLVMMDNode2(LLVMContextRef C, LLVMMetadataRef *MDs,
+                            unsigned Count) {
+  return wrap(
+      MDNode::get(*unwrap(C), ArrayRef<Metadata *>(unwrap(MDs), Count)));
+}
+
+void LLVMAddNamedMetadataOperand2(LLVMModuleRef M, const char *name,
+                                  LLVMMetadataRef Val) {
+  NamedMDNode *N = unwrap(M)->getOrInsertNamedMetadata(name);
+  if (!N)
+    return;
+  if (!Val)
+    return;
+  N->addOperand(unwrap<MDNode>(Val));
+}
+
+void LLVMSetMetadata2(LLVMValueRef Inst, unsigned KindID, LLVMMetadataRef MD) {
+  MDNode *N = MD ? unwrap<MDNode>(MD) : nullptr;
+  unwrap<Instruction>(Inst)->setMetadata(KindID, N);
+}
+
+void LLVMSetCurrentDebugLocation2(LLVMBuilderRef Bref, unsigned Line,
+                                  unsigned Col, LLVMMetadataRef Scope,
+                                  LLVMMetadataRef InlinedAt) {
+  unwrap(Bref)->SetCurrentDebugLocation(
+      DebugLoc::get(Line, Col, Scope ? unwrap<MDNode>(Scope) : nullptr,
+                    InlinedAt ? unwrap<MDNode>(InlinedAt) : nullptr));
+}

Modified: llvm/trunk/bindings/go/llvm/IRBindings.h
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/bindings/go/llvm/IRBindings.h?rev=224176&r1=224175&r2=224176&view=diff
==============================================================================
--- llvm/trunk/bindings/go/llvm/IRBindings.h (original)
+++ llvm/trunk/bindings/go/llvm/IRBindings.h Fri Dec 12 20:25:49 2014
@@ -15,12 +15,19 @@
 #define LLVM_BINDINGS_GO_LLVM_IRBINDINGS_H
 
 #include "llvm-c/Core.h"
+#ifdef __cplusplus
+#include "llvm/IR/Metadata.h"
+#include "llvm/Support/CBindingWrapping.h"
+#endif
+
 #include <stdint.h>
 
 #ifdef __cplusplus
 extern "C" {
 #endif
 
+typedef struct LLVMOpaqueMetadata *LLVMMetadataRef;
+
 // These functions duplicate the LLVM*FunctionAttr functions in the stable C
 // API. We cannot use the existing functions because they take 32-bit attribute
 // values, and the Go bindings expose all of the LLVM attributes, some of which
@@ -30,8 +37,31 @@ void LLVMAddFunctionAttr2(LLVMValueRef F
 uint64_t LLVMGetFunctionAttr2(LLVMValueRef Fn);
 void LLVMRemoveFunctionAttr2(LLVMValueRef Fn, uint64_t PA);
 
+LLVMMetadataRef LLVMMDString2(LLVMContextRef C, const char *Str, unsigned SLen);
+LLVMMetadataRef LLVMMDNode2(LLVMContextRef C, LLVMMetadataRef *MDs,
+                            unsigned Count);
+
+void LLVMAddNamedMetadataOperand2(LLVMModuleRef M, const char *name,
+                                  LLVMMetadataRef Val);
+void LLVMSetMetadata2(LLVMValueRef Inst, unsigned KindID, LLVMMetadataRef MD);
+
+void LLVMSetCurrentDebugLocation2(LLVMBuilderRef Bref, unsigned Line,
+                                  unsigned Col, LLVMMetadataRef Scope,
+                                  LLVMMetadataRef InlinedAt);
+
 #ifdef __cplusplus
 }
+
+namespace llvm {
+
+DEFINE_ISA_CONVERSION_FUNCTIONS(Metadata, LLVMMetadataRef)
+
+inline Metadata **unwrap(LLVMMetadataRef *Vals) {
+  return reinterpret_cast<Metadata**>(Vals);
+}
+
+}
+
 #endif
 
 #endif

Modified: llvm/trunk/bindings/go/llvm/dibuilder.go
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/bindings/go/llvm/dibuilder.go?rev=224176&r1=224175&r2=224176&view=diff
==============================================================================
--- llvm/trunk/bindings/go/llvm/dibuilder.go (original)
+++ llvm/trunk/bindings/go/llvm/dibuilder.go Fri Dec 12 20:25:49 2014
@@ -121,7 +121,7 @@ type DICompileUnit struct {
 }
 
 // CreateCompileUnit creates compile unit debug metadata.
-func (d *DIBuilder) CreateCompileUnit(cu DICompileUnit) Value {
+func (d *DIBuilder) CreateCompileUnit(cu DICompileUnit) Metadata {
 	file := C.CString(cu.File)
 	defer C.free(unsafe.Pointer(file))
 	dir := C.CString(cu.Dir)
@@ -139,28 +139,28 @@ func (d *DIBuilder) CreateCompileUnit(cu
 		flags,
 		C.unsigned(cu.RuntimeVersion),
 	)
-	return Value{C: result}
+	return Metadata{C: result}
 }
 
 // CreateCompileUnit creates file debug metadata.
-func (d *DIBuilder) CreateFile(filename, dir string) Value {
+func (d *DIBuilder) CreateFile(filename, dir string) Metadata {
 	cfilename := C.CString(filename)
 	defer C.free(unsafe.Pointer(cfilename))
 	cdir := C.CString(dir)
 	defer C.free(unsafe.Pointer(cdir))
 	result := C.LLVMDIBuilderCreateFile(d.ref, cfilename, cdir)
-	return Value{C: result}
+	return Metadata{C: result}
 }
 
 // DILexicalBlock holds the values for creating lexical block debug metadata.
 type DILexicalBlock struct {
-	File   Value
+	File   Metadata
 	Line   int
 	Column int
 }
 
 // CreateCompileUnit creates lexical block debug metadata.
-func (d *DIBuilder) CreateLexicalBlock(diScope Value, b DILexicalBlock) Value {
+func (d *DIBuilder) CreateLexicalBlock(diScope Metadata, b DILexicalBlock) Metadata {
 	result := C.LLVMDIBuilderCreateLexicalBlock(
 		d.ref,
 		diScope.C,
@@ -168,22 +168,22 @@ func (d *DIBuilder) CreateLexicalBlock(d
 		C.unsigned(b.Line),
 		C.unsigned(b.Column),
 	)
-	return Value{C: result}
+	return Metadata{C: result}
 }
 
-func (d *DIBuilder) CreateLexicalBlockFile(diScope Value, diFile Value, discriminator int) Value {
+func (d *DIBuilder) CreateLexicalBlockFile(diScope Metadata, diFile Metadata, discriminator int) Metadata {
 	result := C.LLVMDIBuilderCreateLexicalBlockFile(d.ref, diScope.C, diFile.C,
 		C.unsigned(discriminator))
-	return Value{C: result}
+	return Metadata{C: result}
 }
 
 // DIFunction holds the values for creating function debug metadata.
 type DIFunction struct {
 	Name         string
 	LinkageName  string
-	File         Value
+	File         Metadata
 	Line         int
-	Type         Value
+	Type         Metadata
 	LocalToUnit  bool
 	IsDefinition bool
 	ScopeLine    int
@@ -193,7 +193,7 @@ type DIFunction struct {
 }
 
 // CreateCompileUnit creates function debug metadata.
-func (d *DIBuilder) CreateFunction(diScope Value, f DIFunction) Value {
+func (d *DIBuilder) CreateFunction(diScope Metadata, f DIFunction) Metadata {
 	name := C.CString(f.Name)
 	defer C.free(unsafe.Pointer(name))
 	linkageName := C.CString(f.LinkageName)
@@ -213,16 +213,16 @@ func (d *DIBuilder) CreateFunction(diSco
 		boolToCInt(f.Optimized),
 		f.Function.C,
 	)
-	return Value{C: result}
+	return Metadata{C: result}
 }
 
 // DILocalVariable holds the values for creating local variable debug metadata.
 type DILocalVariable struct {
 	Tag            dwarf.Tag
 	Name           string
-	File           Value
+	File           Metadata
 	Line           int
-	Type           Value
+	Type           Metadata
 	AlwaysPreserve bool
 	Flags          int
 
@@ -232,7 +232,7 @@ type DILocalVariable struct {
 }
 
 // CreateLocalVariable creates local variable debug metadata.
-func (d *DIBuilder) CreateLocalVariable(scope Value, v DILocalVariable) Value {
+func (d *DIBuilder) CreateLocalVariable(scope Metadata, v DILocalVariable) Metadata {
 	name := C.CString(v.Name)
 	defer C.free(unsafe.Pointer(name))
 	result := C.LLVMDIBuilderCreateLocalVariable(
@@ -247,7 +247,7 @@ func (d *DIBuilder) CreateLocalVariable(
 		C.unsigned(v.Flags),
 		C.unsigned(v.ArgNo),
 	)
-	return Value{C: result}
+	return Metadata{C: result}
 }
 
 // DIBasicType holds the values for creating basic type debug metadata.
@@ -259,7 +259,7 @@ type DIBasicType struct {
 }
 
 // CreateBasicType creates basic type debug metadata.
-func (d *DIBuilder) CreateBasicType(t DIBasicType) Value {
+func (d *DIBuilder) CreateBasicType(t DIBasicType) Metadata {
 	name := C.CString(t.Name)
 	defer C.free(unsafe.Pointer(name))
 	result := C.LLVMDIBuilderCreateBasicType(
@@ -269,19 +269,19 @@ func (d *DIBuilder) CreateBasicType(t DI
 		C.uint64_t(t.AlignInBits),
 		C.unsigned(t.Encoding),
 	)
-	return Value{C: result}
+	return Metadata{C: result}
 }
 
 // DIPointerType holds the values for creating pointer type debug metadata.
 type DIPointerType struct {
-	Pointee     Value
+	Pointee     Metadata
 	SizeInBits  uint64
 	AlignInBits uint64 // optional
 	Name        string // optional
 }
 
 // CreateBasicType creates basic type debug metadata.
-func (d *DIBuilder) CreatePointerType(t DIPointerType) Value {
+func (d *DIBuilder) CreatePointerType(t DIPointerType) Metadata {
 	name := C.CString(t.Name)
 	defer C.free(unsafe.Pointer(name))
 	result := C.LLVMDIBuilderCreatePointerType(
@@ -291,40 +291,40 @@ func (d *DIBuilder) CreatePointerType(t
 		C.uint64_t(t.AlignInBits),
 		name,
 	)
-	return Value{C: result}
+	return Metadata{C: result}
 }
 
 // DISubroutineType holds the values for creating subroutine type debug metadata.
 type DISubroutineType struct {
 	// File is the file in which the subroutine type is defined.
-	File Value
+	File Metadata
 
 	// Parameters contains the subroutine parameter types,
 	// including the return type at the 0th index.
-	Parameters []Value
+	Parameters []Metadata
 }
 
 // CreateSubroutineType creates subroutine type debug metadata.
-func (d *DIBuilder) CreateSubroutineType(t DISubroutineType) Value {
+func (d *DIBuilder) CreateSubroutineType(t DISubroutineType) Metadata {
 	params := d.getOrCreateTypeArray(t.Parameters)
 	result := C.LLVMDIBuilderCreateSubroutineType(d.ref, t.File.C, params.C)
-	return Value{C: result}
+	return Metadata{C: result}
 }
 
 // DIStructType holds the values for creating struct type debug metadata.
 type DIStructType struct {
 	Name        string
-	File        Value
+	File        Metadata
 	Line        int
 	SizeInBits  uint64
 	AlignInBits uint64
 	Flags       int
-	DerivedFrom Value
-	Elements    []Value
+	DerivedFrom Metadata
+	Elements    []Metadata
 }
 
 // CreateStructType creates struct type debug metadata.
-func (d *DIBuilder) CreateStructType(scope Value, t DIStructType) Value {
+func (d *DIBuilder) CreateStructType(scope Metadata, t DIStructType) Metadata {
 	elements := d.getOrCreateArray(t.Elements)
 	name := C.CString(t.Name)
 	defer C.free(unsafe.Pointer(name))
@@ -340,23 +340,23 @@ func (d *DIBuilder) CreateStructType(sco
 		t.DerivedFrom.C,
 		elements.C,
 	)
-	return Value{C: result}
+	return Metadata{C: result}
 }
 
 // DIMemberType holds the values for creating member type debug metadata.
 type DIMemberType struct {
 	Name         string
-	File         Value
+	File         Metadata
 	Line         int
 	SizeInBits   uint64
 	AlignInBits  uint64
 	OffsetInBits uint64
 	Flags        int
-	Type         Value
+	Type         Metadata
 }
 
 // CreateMemberType creates struct type debug metadata.
-func (d *DIBuilder) CreateMemberType(scope Value, t DIMemberType) Value {
+func (d *DIBuilder) CreateMemberType(scope Metadata, t DIMemberType) Metadata {
 	name := C.CString(t.Name)
 	defer C.free(unsafe.Pointer(name))
 	result := C.LLVMDIBuilderCreateMemberType(
@@ -371,7 +371,7 @@ func (d *DIBuilder) CreateMemberType(sco
 		C.unsigned(t.Flags),
 		t.Type.C,
 	)
-	return Value{C: result}
+	return Metadata{C: result}
 }
 
 // DISubrange describes an integer value range.
@@ -384,13 +384,13 @@ type DISubrange struct {
 type DIArrayType struct {
 	SizeInBits  uint64
 	AlignInBits uint64
-	ElementType Value
+	ElementType Metadata
 	Subscripts  []DISubrange
 }
 
 // CreateArrayType creates struct type debug metadata.
-func (d *DIBuilder) CreateArrayType(t DIArrayType) Value {
-	subscriptsSlice := make([]Value, len(t.Subscripts))
+func (d *DIBuilder) CreateArrayType(t DIArrayType) Metadata {
+	subscriptsSlice := make([]Metadata, len(t.Subscripts))
 	for i, s := range t.Subscripts {
 		subscriptsSlice[i] = d.getOrCreateSubrange(s.Lo, s.Count)
 	}
@@ -402,20 +402,20 @@ func (d *DIBuilder) CreateArrayType(t DI
 		t.ElementType.C,
 		subscripts.C,
 	)
-	return Value{C: result}
+	return Metadata{C: result}
 }
 
 // DITypedef holds the values for creating typedef type debug metadata.
 type DITypedef struct {
-	Type    Value
+	Type    Metadata
 	Name    string
-	File    Value
+	File    Metadata
 	Line    int
-	Context Value
+	Context Metadata
 }
 
 // CreateTypedef creates typedef type debug metadata.
-func (d *DIBuilder) CreateTypedef(t DITypedef) Value {
+func (d *DIBuilder) CreateTypedef(t DITypedef) Metadata {
 	name := C.CString(t.Name)
 	defer C.free(unsafe.Pointer(name))
 	result := C.LLVMDIBuilderCreateTypedef(
@@ -426,67 +426,59 @@ func (d *DIBuilder) CreateTypedef(t DITy
 		C.unsigned(t.Line),
 		t.Context.C,
 	)
-	return Value{C: result}
+	return Metadata{C: result}
 }
 
 // getOrCreateSubrange gets a metadata node for the specified subrange,
 // creating if required.
-func (d *DIBuilder) getOrCreateSubrange(lo, count int64) Value {
+func (d *DIBuilder) getOrCreateSubrange(lo, count int64) Metadata {
 	result := C.LLVMDIBuilderGetOrCreateSubrange(d.ref, C.int64_t(lo), C.int64_t(count))
-	return Value{C: result}
+	return Metadata{C: result}
 }
 
 // getOrCreateArray gets a metadata node containing the specified values,
 // creating if required.
-func (d *DIBuilder) getOrCreateArray(values []Value) Value {
+func (d *DIBuilder) getOrCreateArray(values []Metadata) Metadata {
 	if len(values) == 0 {
-		return Value{}
-	}
-	var data *C.LLVMValueRef
-	length := len(values)
-	if length > 0 {
-		data = &values[0].C
+		return Metadata{}
 	}
+	data, length := llvmMetadataRefs(values)
 	result := C.LLVMDIBuilderGetOrCreateArray(d.ref, data, C.size_t(length))
-	return Value{C: result}
+	return Metadata{C: result}
 }
 
 // getOrCreateTypeArray gets a metadata node for a type array containing the
 // specified values, creating if required.
-func (d *DIBuilder) getOrCreateTypeArray(values []Value) Value {
+func (d *DIBuilder) getOrCreateTypeArray(values []Metadata) Metadata {
 	if len(values) == 0 {
-		return Value{}
-	}
-	var data *C.LLVMValueRef
-	length := len(values)
-	if length > 0 {
-		data = &values[0].C
+		return Metadata{}
 	}
+	data, length := llvmMetadataRefs(values)
 	result := C.LLVMDIBuilderGetOrCreateTypeArray(d.ref, data, C.size_t(length))
-	return Value{C: result}
+	return Metadata{C: result}
 }
 
 // CreateExpression creates a new descriptor for the specified
 // variable which has a complex address expression for its address.
-func (d *DIBuilder) CreateExpression(addr []int64) Value {
+func (d *DIBuilder) CreateExpression(addr []int64) Metadata {
 	var data *C.int64_t
 	if len(addr) > 0 {
 		data = (*C.int64_t)(unsafe.Pointer(&addr[0]))
 	}
 	result := C.LLVMDIBuilderCreateExpression(d.ref, data, C.size_t(len(addr)))
-	return Value{C: result}
+	return Metadata{C: result}
 }
 
 // InsertDeclareAtEnd inserts a call to llvm.dbg.declare at the end of the
 // specified basic block for the given value and associated debug metadata.
-func (d *DIBuilder) InsertDeclareAtEnd(v, diVarInfo, expr Value, bb BasicBlock) Value {
+func (d *DIBuilder) InsertDeclareAtEnd(v Value, diVarInfo, expr Metadata, bb BasicBlock) Value {
 	result := C.LLVMDIBuilderInsertDeclareAtEnd(d.ref, v.C, diVarInfo.C, expr.C, bb.C)
 	return Value{C: result}
 }
 
 // InsertValueAtEnd inserts a call to llvm.dbg.value at the end of the
 // specified basic block for the given value and associated debug metadata.
-func (d *DIBuilder) InsertValueAtEnd(v, diVarInfo, expr Value, offset uint64, bb BasicBlock) Value {
+func (d *DIBuilder) InsertValueAtEnd(v Value, diVarInfo, expr Metadata, offset uint64, bb BasicBlock) Value {
 	result := C.LLVMDIBuilderInsertValueAtEnd(d.ref, v.C, C.uint64_t(offset), diVarInfo.C, expr.C, bb.C)
 	return Value{C: result}
 }

Modified: llvm/trunk/bindings/go/llvm/ir.go
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/bindings/go/llvm/ir.go?rev=224176&r1=224175&r2=224176&view=diff
==============================================================================
--- llvm/trunk/bindings/go/llvm/ir.go (original)
+++ llvm/trunk/bindings/go/llvm/ir.go Fri Dec 12 20:25:49 2014
@@ -55,6 +55,9 @@ type (
 	Use struct {
 		C C.LLVMUseRef
 	}
+	Metadata struct {
+		C C.LLVMMetadataRef
+	}
 	Attribute        uint64
 	Opcode           C.LLVMOpcode
 	TypeKind         C.LLVMTypeKind
@@ -80,6 +83,9 @@ func (c Use) IsNil() bool            { r
 // helpers
 func llvmTypeRefPtr(t *Type) *C.LLVMTypeRef    { return (*C.LLVMTypeRef)(unsafe.Pointer(t)) }
 func llvmValueRefPtr(t *Value) *C.LLVMValueRef { return (*C.LLVMValueRef)(unsafe.Pointer(t)) }
+func llvmMetadataRefPtr(t *Metadata) *C.LLVMMetadataRef {
+	return (*C.LLVMMetadataRef)(unsafe.Pointer(t))
+}
 func llvmBasicBlockRefPtr(t *BasicBlock) *C.LLVMBasicBlockRef {
 	return (*C.LLVMBasicBlockRef)(unsafe.Pointer(t))
 }
@@ -99,6 +105,15 @@ func llvmValueRefs(values []Value) (*C.L
 	return pt, ptlen
 }
 
+func llvmMetadataRefs(mds []Metadata) (*C.LLVMMetadataRef, C.unsigned) {
+	var pt *C.LLVMMetadataRef
+	ptlen := C.unsigned(len(mds))
+	if ptlen > 0 {
+		pt = llvmMetadataRefPtr(&mds[0])
+	}
+	return pt, ptlen
+}
+
 //-------------------------------------------------------------------------
 // llvm.Attribute
 //-------------------------------------------------------------------------
@@ -421,10 +436,10 @@ func (m Module) SetInlineAsm(asm string)
 	C.LLVMSetModuleInlineAsm(m.C, casm)
 }
 
-func (m Module) AddNamedMetadataOperand(name string, operand Value) {
+func (m Module) AddNamedMetadataOperand(name string, operand Metadata) {
 	cname := C.CString(name)
 	defer C.free(unsafe.Pointer(cname))
-	C.LLVMAddNamedMetadataOperand(m.C, cname, operand.C)
+	C.LLVMAddNamedMetadataOperand2(m.C, cname, operand.C)
 }
 
 func (m Module) Context() (c Context) {
@@ -628,8 +643,8 @@ func (v Value) Metadata(kind int) (rv Va
 	rv.C = C.LLVMGetMetadata(v.C, C.unsigned(kind))
 	return
 }
-func (v Value) SetMetadata(kind int, node Value) {
-	C.LLVMSetMetadata(v.C, C.unsigned(kind), node.C)
+func (v Value) SetMetadata(kind int, node Metadata) {
+	C.LLVMSetMetadata2(v.C, C.unsigned(kind), node.C)
 }
 
 // Conversion functions.
@@ -723,15 +738,15 @@ func (v Value) IsUndef() bool
 func ConstPointerNull(t Type) (v Value) { v.C = C.LLVMConstPointerNull(t.C); return }
 
 // Operations on metadata
-func (c Context) MDString(str string) (v Value) {
+func (c Context) MDString(str string) (md Metadata) {
 	cstr := C.CString(str)
 	defer C.free(unsafe.Pointer(cstr))
-	v.C = C.LLVMMDStringInContext(c.C, cstr, C.unsigned(len(str)))
+	md.C = C.LLVMMDString2(c.C, cstr, C.unsigned(len(str)))
 	return
 }
-func (c Context) MDNode(vals []Value) (v Value) {
-	ptr, nvals := llvmValueRefs(vals)
-	v.C = C.LLVMMDNodeInContext(c.C, ptr, nvals)
+func (c Context) MDNode(mds []Metadata) (md Metadata) {
+	ptr, nvals := llvmMetadataRefs(mds)
+	md.C = C.LLVMMDNode2(c.C, ptr, nvals)
 	return
 }
 
@@ -1177,8 +1192,9 @@ func (b Builder) InsertWithName(instr Va
 func (b Builder) Dispose() { C.LLVMDisposeBuilder(b.C) }
 
 // Metadata
-func (b Builder) SetCurrentDebugLocation(v Value) { C.LLVMSetCurrentDebugLocation(b.C, v.C) }
-func (b Builder) CurrentDebugLocation() (v Value) { v.C = C.LLVMGetCurrentDebugLocation(b.C); return }
+func (b Builder) SetCurrentDebugLocation(line, col uint, scope, inlinedAt Metadata) {
+	C.LLVMSetCurrentDebugLocation2(b.C, C.unsigned(line), C.unsigned(col), scope.C, inlinedAt.C)
+}
 func (b Builder) SetInstDebugLocation(v Value)    { C.LLVMSetInstDebugLocation(b.C, v.C) }
 func (b Builder) InsertDeclare(module Module, storage Value, md Value) Value {
 	f := module.NamedFunction("llvm.dbg.declare")





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