Keep track of references to mem(cpy,move,set) and then print only one extern

declaration for them.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@77578 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 14 insertions, 0 deletions

diff --git a/lib/Target/PIC16/PIC16.h b/lib/Target/PIC16/PIC16.h
index 447beba7d6..09453fb3c6 100644
--- a/lib/Target/PIC16/PIC16.h
+++ b/lib/Target/PIC16/PIC16.h
@@ -255,6 +255,20 @@ namespace PIC16CC {
       return false;
     }
 
+    // FIXME: currently we track both @memcpy and memcpy, as 
+    // the first one is generated by clang, and the second one by codegen
+    // while lowering intrinsics. One we fix codegen to use RTLIB, we can
+    // have only @memcpy here.
+    inline static bool isMemIntrinsic (const std::string &Name) {
+      if (Name.compare("@memcpy") == 0 || Name.compare("memcpy") == 0 ||
+          Name.compare("@memset") == 0 || Name.compare("memset") == 0 ||
+          Name.compare("@memmove") == 0 || Name.compare("memmove") == 0) {
+        return true;
+      }
+      
+      return false;
+    }
+
     inline static bool isLocalToFunc (std::string &Func, std::string &Var) {
       if (! isLocalName(Var)) return false;