Implements Sema part of init_priority(priority) attribute

(radar 8076356) - wip.



git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@106322 91177308-0d34-0410-b5e6-96231b3b80d8

4 files changed, 26 insertions, 0 deletions

diff --git a/include/clang/AST/Attr.h b/include/clang/AST/Attr.h
index 531c74c700..b67b53b10e 100644
--- a/include/clang/AST/Attr.h
+++ b/include/clang/AST/Attr.h
@@ -515,6 +515,23 @@ public:
   static bool classof(const ReqdWorkGroupSizeAttr *A) { return true; }
 };
 
+class InitPriorityAttr : public Attr {
+  unsigned Priority;
+public:
+  InitPriorityAttr(unsigned priority) 
+    : Attr(attr::InitPriority),  Priority(priority) {}
+    
+  virtual void Destroy(ASTContext &C) { Attr::Destroy(C); }
+    
+  unsigned getPriority() const { return Priority; }
+    
+  virtual Attr *clone(ASTContext &C) const;
+    
+  static bool classof(const Attr *A) 
+    { return A->getKind() == attr::InitPriority; }
+  static bool classof(const InitPriorityAttr *A) { return true; }
+};
+  
 // Checker-specific attributes.
 DEF_SIMPLE_ATTR(CFReturnsNotRetained);
 DEF_SIMPLE_ATTR(CFReturnsRetained);
diff --git a/include/clang/Basic/Attr.td b/include/clang/Basic/Attr.td
index c4f02a0c1b..4b85bb20db 100644
--- a/include/clang/Basic/Attr.td
+++ b/include/clang/Basic/Attr.td
@@ -311,6 +311,11 @@ def ReqdWorkGroupSize : Attr {
               UnsignedIntArgument<"ZDim">];
 }
 
+def InitPriority : Attr {
+  let Spellings = ["init_priority"];
+  let Args = [UnsignedIntArgument<"Priority">];
+}
+
 def Section : Attr {
   let Spellings = ["section"];
   let Args = [StringArgument<"Name">];
diff --git a/include/clang/Basic/DiagnosticSemaKinds.td b/include/clang/Basic/DiagnosticSemaKinds.td
index 8f9a8f9974..f736ab55fd 100644
--- a/include/clang/Basic/DiagnosticSemaKinds.td
+++ b/include/clang/Basic/DiagnosticSemaKinds.td
@@ -815,6 +815,9 @@ def err_attribute_missing_parameter_name : Error<
 def err_attribute_invalid_vector_type : Error<"invalid vector type %0">;
 def err_attribute_argument_not_int : Error<
   "'%0' attribute requires integer constant">;
+def err_attribute_argument_outof_range : Error<
+  "init_priority attribute requires integer constant between "
+  "101 and 65535 inclusive">;
 def err_attribute_argument_n_not_int : Error<
   "'%0' attribute requires parameter %1 to be an integer constant">;
 def err_attribute_argument_n_not_string : Error<
diff --git a/include/clang/Parse/AttributeList.h b/include/clang/Parse/AttributeList.h
index 1e6d3ab976..b60a94025e 100644
--- a/include/clang/Parse/AttributeList.h
+++ b/include/clang/Parse/AttributeList.h
@@ -115,6 +115,7 @@ public:
     AT_weakref,
     AT_weak_import,
     AT_reqd_wg_size,
+    AT_init_priority,
     IgnoredAttribute,
     UnknownAttribute
   };