OpenCL: add support for __kernel, kernel keywords and EXTENSION,

FP_CONTRACT pragmas.  Patch originally by ARM.

llvm-svn: 125475

2 files changed, 9 insertions, 0 deletions

diff --git a/clang/lib/Sema/AttributeList.cpp b/clang/lib/Sema/AttributeList.cpp
index 77d962542bf..73e956cc91a 100644
--- a/clang/lib/Sema/AttributeList.cpp
+++ b/clang/lib/Sema/AttributeList.cpp
@@ -134,6 +134,7 @@ AttributeList::Kind AttributeList::getKind(const IdentifierInfo *Name) {
     .Case("launch_bounds", AT_launch_bounds)
     .Case("common", AT_common)
     .Case("nocommon", AT_nocommon)
+    .Case("opencl_kernel_function", AT_opencl_kernel_function)
     .Case("uuid", AT_uuid)
     .Default(UnknownAttribute);
 }
diff --git a/clang/lib/Sema/SemaDeclAttr.cpp b/clang/lib/Sema/SemaDeclAttr.cpp
index 3d64ade1730..5d5093f5fe4 100644
--- a/clang/lib/Sema/SemaDeclAttr.cpp
+++ b/clang/lib/Sema/SemaDeclAttr.cpp
@@ -2333,6 +2333,11 @@ static void HandleCallConvAttr(Decl *d, const AttributeList &attr, Sema &S) {
   }
 }
 
+static void HandleOpenCLKernelAttr(Decl *d, const AttributeList &Attr, Sema &S){
+  assert(Attr.isInvalid() == false);
+  d->addAttr(::new (S.Context) OpenCLKernelAttr(Attr.getLoc(), S.Context));
+}
+
 bool Sema::CheckCallingConvAttr(const AttributeList &attr, CallingConv &CC) {
   if (attr.isInvalid())
     return true;
@@ -2774,6 +2779,9 @@ static void ProcessInheritableDeclAttr(Scope *scope, Decl *D,
   case AttributeList::AT_pascal:
     HandleCallConvAttr(D, Attr, S);
     break;
+  case AttributeList::AT_opencl_kernel_function:
+    HandleOpenCLKernelAttr(D, Attr, S);
+    break;
   case AttributeList::AT_uuid:
     HandleUuidAttr(D, Attr, S);
     break;