Add support to the mangler for targets which require _'s on global symbols
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@7741 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Support/Mangler.cpp b/lib/Support/Mangler.cpp
index 665cb73..a58ca33 100644
--- a/lib/Support/Mangler.cpp
+++ b/lib/Support/Mangler.cpp
@@ -42,8 +42,9 @@
// 2) V's name would collide if it is not mangled.
//
const GlobalValue* gv = dyn_cast<GlobalValue>(V);
- if(gv && !gv->hasInternalLinkage() && !MangledGlobals.count(gv)) {
+ if (gv && !gv->hasInternalLinkage() && !MangledGlobals.count(gv)) {
name = makeNameProper(gv->getName());
+ if (AddUnderscorePrefix) name = "_" + name;
} else {
// Non-global, or global with internal linkage / colliding name
// -> mangle.
@@ -54,12 +55,13 @@
name = "ltmp_" + utostr(Count++) + "_"
+ utostr(V->getType()->getUniqueID());
}
+
Memo[V] = name;
return name;
}
-Mangler::Mangler(Module &M_) : M(M_)
-{
+Mangler::Mangler(Module &m, bool addUnderscorePrefix)
+ : M(m), AddUnderscorePrefix(addUnderscorePrefix) {
// Calculate which global values have names that will collide when we throw
// away type information.
std::set<std::string> FoundNames;