reduce duplicate mangling logic by using MCSymbol::printMangledName.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@93351 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/CBackend/CBackend.cpp b/lib/Target/CBackend/CBackend.cpp
index af85aac..0fd975c 100644
--- a/lib/Target/CBackend/CBackend.cpp
+++ b/lib/Target/CBackend/CBackend.cpp
@@ -35,6 +35,7 @@
#include "llvm/CodeGen/IntrinsicLowering.h"
#include "llvm/Transforms/Scalar.h"
#include "llvm/MC/MCAsmInfo.h"
+#include "llvm/MC/MCSymbol.h"
#include "llvm/Target/TargetData.h"
#include "llvm/Target/TargetRegistry.h"
#include "llvm/Support/CallSite.h"
@@ -343,31 +344,11 @@
char CWriter::ID = 0;
-static bool isAcceptableChar(char C) {
- if ((C < 'a' || C > 'z') && (C < 'A' || C > 'Z') &&
- (C < '0' || C > '9') && C != '_' && C != '$' && C != '@')
- return false;
- return true;
-}
-
-static char HexDigit(int V) {
- return V < 10 ? V+'0' : V+'A'-10;
-}
-
static std::string Mangle(const std::string &S) {
std::string Result;
-
- for (unsigned i = 0, e = S.size(); i != e; ++i)
- if (isAcceptableChar(S[i]))
- Result += S[i];
- else {
- Result += '_';
- Result += HexDigit((S[i] >> 4) & 15);
- Result += HexDigit(S[i] & 15);
- Result += '_';
- }
-
- return Result;
+ raw_string_ostream OS(Result);
+ MCSymbol::printMangledName(S, OS, 0);
+ return OS.str();
}