From 131f98f054e480cf2533e9754f625c131dc72c95 Mon Sep 17 00:00:00 2001
From: whitequark <whitequark@whitequark.org>
Date: Fri, 27 Oct 2017 11:51:40 +0000
Subject: [PATCH] [LLVM-C] Publicly expose getters of MetadataType, TokenType

Patch by Robert Widmann.

Expose getters for MetadataType and TokenType publicly in the C API.
Discovered a need for these while trying to wrap the intrinsics API.

Differential Revision: https://reviews.llvm.org/D38809

llvm-svn: 316762
---
 llvm/include/llvm-c/Core.h      | 10 ++++++++++
 llvm/lib/IR/Core.cpp            |  9 ++++++---
 llvm/tools/llvm-c-test/echo.cpp |  2 +-
 3 files changed, 17 insertions(+), 4 deletions(-)

diff --git a/llvm/include/llvm-c/Core.h b/llvm/include/llvm-c/Core.h
index 22cef23..8238c09 100644
--- a/llvm/include/llvm-c/Core.h
+++ b/llvm/include/llvm-c/Core.h
@@ -1137,6 +1137,16 @@ LLVMTypeRef LLVMLabelTypeInContext(LLVMContextRef C);
 LLVMTypeRef LLVMX86MMXTypeInContext(LLVMContextRef C);
 
 /**
+ * Create a token type in a context.
+ */
+LLVMTypeRef LLVMTokenTypeInContext(LLVMContextRef C);
+
+/**
+ * Create a metadata type in a context.
+ */
+LLVMTypeRef LLVMMetadataTypeInContext(LLVMContextRef C);
+
+/**
  * These are similar to the above functions except they operate on the
  * global context.
  */
diff --git a/llvm/lib/IR/Core.cpp b/llvm/lib/IR/Core.cpp
index 54c73b0..d3c33ed 100644
--- a/llvm/lib/IR/Core.cpp
+++ b/llvm/lib/IR/Core.cpp
@@ -452,9 +452,6 @@ LLVMTypeRef LLVMPPCFP128TypeInContext(LLVMContextRef C) {
 LLVMTypeRef LLVMX86MMXTypeInContext(LLVMContextRef C) {
   return (LLVMTypeRef) Type::getX86_MMXTy(*unwrap(C));
 }
-LLVMTypeRef LLVMTokenTypeInContext(LLVMContextRef C) {
-  return (LLVMTypeRef) Type::getTokenTy(*unwrap(C));
-}
 
 LLVMTypeRef LLVMHalfType(void) {
   return LLVMHalfTypeInContext(LLVMGetGlobalContext());
@@ -620,6 +617,12 @@ LLVMTypeRef LLVMVoidTypeInContext(LLVMContextRef C)  {
 LLVMTypeRef LLVMLabelTypeInContext(LLVMContextRef C) {
   return wrap(Type::getLabelTy(*unwrap(C)));
 }
+LLVMTypeRef LLVMTokenTypeInContext(LLVMContextRef C) {
+  return wrap(Type::getTokenTy(*unwrap(C)));
+}
+LLVMTypeRef LLVMMetadataTypeInContext(LLVMContextRef C) {
+  return wrap(Type::getMetadataTy(*unwrap(C)));
+}
 
 LLVMTypeRef LLVMVoidType(void)  {
   return LLVMVoidTypeInContext(LLVMGetGlobalContext());
diff --git a/llvm/tools/llvm-c-test/echo.cpp b/llvm/tools/llvm-c-test/echo.cpp
index 966c008..885f9c0 100644
--- a/llvm/tools/llvm-c-test/echo.cpp
+++ b/llvm/tools/llvm-c-test/echo.cpp
@@ -142,7 +142,7 @@ struct TypeCloner {
           LLVMGetVectorSize(Src)
         );
       case LLVMMetadataTypeKind:
-        break;
+        return LLVMMetadataTypeInContext(Ctx);
       case LLVMX86_MMXTypeKind:
         return LLVMX86MMXTypeInContext(Ctx);
       default:
-- 
2.7.4