[PATCH] C API: Add functions to get or set a GlobalValue's DLLStorageClass.

[Manuel Jacob]

http://llvm-reviews.chandlerc.com/D2918

Files:
  include/llvm-c/Core.h
  lib/IR/Core.cpp

Index: include/llvm-c/Core.h
===================================================================
--- include/llvm-c/Core.h
+++ include/llvm-c/Core.h
@@ -300,6 +300,12 @@
 } LLVMVisibility;
 
 typedef enum {
+  LLVMDefaultStorageClass   = 0,
+  LLVMDLLImportStorageClass = 1, /**< Function to be imported from DLL. */
+  LLVMDLLExportStorageClass = 2  /**< Function to be accessible from DLL. */
+} LLVMDLLStorageClass;
+
+typedef enum {
   LLVMCCallConv           = 0,
   LLVMFastCallConv        = 8,
   LLVMColdCallConv        = 9,
@@ -1689,6 +1695,8 @@
 void LLVMSetSection(LLVMValueRef Global, const char *Section);
 LLVMVisibility LLVMGetVisibility(LLVMValueRef Global);
 void LLVMSetVisibility(LLVMValueRef Global, LLVMVisibility Viz);
+LLVMDLLStorageClass LLVMGetDLLStorageClass(LLVMValueRef Global);
+void LLVMSetDLLStorageClass(LLVMValueRef Global, LLVMDLLStorageClass Class);
 
 /**
  * @defgroup LLVMCCoreValueWithAlignment Values with alignment
Index: lib/IR/Core.cpp
===================================================================
--- lib/IR/Core.cpp
+++ lib/IR/Core.cpp
@@ -1252,6 +1252,16 @@
     ->setVisibility(static_cast<GlobalValue::VisibilityTypes>(Viz));
 }
 
+LLVMDLLStorageClass LLVMGetDLLStorageClass(LLVMValueRef Global) {
+  return static_cast<LLVMDLLStorageClass>(
+    unwrap<GlobalValue>(Global)->getDLLStorageClass());
+}
+
+void LLVMSetDLLStorageClass(LLVMValueRef Global, LLVMDLLStorageClass Class) {
+  unwrap<GlobalValue>(Global)
+    ->setDLLStorageClass(static_cast<GlobalValue::DLLStorageClassTypes>(Class));
+}
+
 /*--.. Operations on global variables, load and store instructions .........--*/
 
 unsigned LLVMGetAlignment(LLVMValueRef V) {
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