[OCaml] Add GlobalIFunc value kind to OCaml API

Summary:
The GlobalIFunc value kind has not yet been added to the OCaml
API. This patch only extends the enum, so that e.g. classify_value
will not crash. No support for manipulating or building GlobalIFuncs
is added at this point.

Reviewers: whitequark, deadalnix

Reviewed By: whitequark

Subscribers: llvm-commits

Differential Revision: https://reviews.llvm.org/D52198

llvm-svn: 342429

bindings/ocaml/llvm/llvm.ml

@@ -310,6 +310,7 @@ module ValueKind = struct
   | ConstantVector
   | Function
   | GlobalAlias
+  | GlobalIFunc
   | GlobalVariable
   | UndefValue
   | Instruction of Opcode.t

bindings/ocaml/llvm/llvm.mli

@@ -343,6 +343,7 @@ module ValueKind : sig
   | ConstantVector
   | Function
   | GlobalAlias
+  | GlobalIFunc
   | GlobalVariable
   | UndefValue
   | Instruction of Opcode.t

bindings/ocaml/llvm/llvm_ocaml.c

@@ -619,6 +619,7 @@ enum ValueKind {
   ConstantVector,
   Function,
   GlobalAlias,
+  GlobalIFunc,
   GlobalVariable,
   UndefValue,
   Instruction
@@ -654,6 +655,7 @@ CAMLprim value llvm_classify_value(LLVMValueRef Val) {
   if (LLVMIsAGlobalValue(Val)) {
     DEFINE_CASE(Val, Function);
     DEFINE_CASE(Val, GlobalAlias);
+    DEFINE_CASE(Val, GlobalIFunc);
     DEFINE_CASE(Val, GlobalVariable);
   }
   DEFINE_CASE(Val, Argument);

include/llvm-c/Core.h

@@ -1465,6 +1465,7 @@ LLVMTypeRef LLVMX86MMXType(void);
       macro(ConstantVector)                 \
       macro(GlobalValue)                    \
         macro(GlobalAlias)                  \
+        macro(GlobalIFunc)                  \
         macro(GlobalObject)                 \
           macro(Function)                   \
           macro(GlobalVariable)             \