Add new option to leave asm names alone

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30149 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 6 insertions, 1 deletions

diff --git a/lib/VMCore/Mangler.cpp b/lib/VMCore/Mangler.cpp
index 53719aff2c..8715498b9c 100644
--- a/lib/VMCore/Mangler.cpp
+++ b/lib/VMCore/Mangler.cpp
@@ -33,6 +33,10 @@ std::string Mangler::makeNameProper(const std::string &X, const char *Prefix) {
   std::string Result;
   if (X.empty()) return X;  // Empty names are uniqued by the caller.
   
+  // If PreserveAsmNames is set, names with asm identifiers are not modified. 
+  if (PreserveAsmNames && X[0] == 1)
+    return X;
+  
   if (!UseQuotes) {
     // If X does not start with (char)1, add the prefix.
     std::string::const_iterator I = X.begin();
@@ -174,7 +178,8 @@ void Mangler::InsertName(GlobalValue *GV,
 
 
 Mangler::Mangler(Module &M, const char *prefix)
-  : Prefix(prefix), UseQuotes(false), Count(0), TypeCounter(0) {
+  : Prefix(prefix), UseQuotes(false), PreserveAsmNames(false),
+    Count(0), TypeCounter(0) {
   std::fill(AcceptableChars, 
           AcceptableChars+sizeof(AcceptableChars)/sizeof(AcceptableChars[0]),
             0);