Tweaked EmitCall() to permit the caller to provide some metadata to attach to the call site.

Used this in CGObjCGNU to attach metadata about message sends to permit speculative inlining.

llvm-svn: 102833

1 files changed, 6 insertions, 1 deletions

diff --git a/clang/lib/CodeGen/CGCall.cpp b/clang/lib/CodeGen/CGCall.cpp
index 8b5c3a0f6c4..f7db0d19a2a 100644
--- a/clang/lib/CodeGen/CGCall.cpp
+++ b/clang/lib/CodeGen/CGCall.cpp
@@ -869,7 +869,9 @@ RValue CodeGenFunction::EmitCall(const CGFunctionInfo &CallInfo,
                                  llvm::Value *Callee,
                                  ReturnValueSlot ReturnValue,
                                  const CallArgList &CallArgs,
-                                 const Decl *TargetDecl) {
+                                 const Decl *TargetDecl,
+                                 unsigned MDKind,
+                                 llvm::MDNode *Metadata) {
   // FIXME: We no longer need the types from CallArgs; lift up and simplify.
   llvm::SmallVector<llvm::Value*, 16> Args;
 
@@ -995,6 +997,9 @@ RValue CodeGenFunction::EmitCall(const CGFunctionInfo &CallInfo,
                               Args.data(), Args.data()+Args.size());
     EmitBlock(Cont);
   }
+  if (Metadata) {
+    CS->setMetadata(MDKind, Metadata);
+  }
 
   CS.setAttributes(Attrs);
   CS.setCallingConv(static_cast<llvm::CallingConv::ID>(CallingConv));