Basic support for getGlobalLinkName.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30997 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/include/llvm/CodeGen/AsmPrinter.h b/include/llvm/CodeGen/AsmPrinter.h
index 3632cc4..8f73ce7 100644
--- a/include/llvm/CodeGen/AsmPrinter.h
+++ b/include/llvm/CodeGen/AsmPrinter.h
@@ -99,6 +99,13 @@
/// specified global, returned in log form. This includes an explicitly
/// requested alignment (if the global has one).
unsigned getPreferredAlignmentLog(const GlobalVariable *GV) const;
+
+ /// getGlobalLinkName - Returns the asm/link name of of the specified
+ /// global variable. Should be overridden by each target asm printer to
+ /// generate the appropriate value.
+ virtual void getGlobalLinkName(const GlobalVariable *GV,
+ std::string &LinkName);
+
protected:
/// doInitialization - Set up the AsmPrinter when we are working on a new
/// module. If your pass overrides this, it must make sure to explicitly
@@ -167,7 +174,7 @@
/// special global used by LLVM. If so, emit it and return true, otherwise
/// do nothing and return false.
bool EmitSpecialLLVMGlobal(const GlobalVariable *GV);
-
+
/// EmitAlignment - Emit an alignment directive to the specified power of
/// two boundary. For example, if you pass in 3 here, you will get an 8
/// byte alignment. If a global value is specified, and if that global has
diff --git a/lib/CodeGen/AsmPrinter.cpp b/lib/CodeGen/AsmPrinter.cpp
index 9f5447f..e9542fc 100644
--- a/lib/CodeGen/AsmPrinter.cpp
+++ b/lib/CodeGen/AsmPrinter.cpp
@@ -349,6 +349,16 @@
return Alignment;
}
+/// getGlobalLinkName - Returns the asm/link name of of the specified
+/// global variable. Should be overridden by each target asm printer to
+/// generate the appropriate value.
+void AsmPrinter::getGlobalLinkName(const GlobalVariable *GV,
+ std::string &LinkName) {
+ // Default action is to use a global symbol.
+ LinkName = TAI->getGlobalPrefix();
+ LinkName += GV->getName();
+}
+
// EmitAlignment - Emit an alignment directive to the specified power of two.
void AsmPrinter::EmitAlignment(unsigned NumBits, const GlobalValue *GV) const {
if (GV && GV->getAlignment())
diff --git a/lib/CodeGen/DwarfWriter.cpp b/lib/CodeGen/DwarfWriter.cpp
index 8fe8b4e..1c52c5b 100644
--- a/lib/CodeGen/DwarfWriter.cpp
+++ b/lib/CodeGen/DwarfWriter.cpp
@@ -1634,8 +1634,8 @@
AddSourceLine(VariableDie, UnitDesc, GVD->getLine());
// Work up linkage name.
- std::string LinkageName(TAI->getGlobalPrefix());
- LinkageName += GV->getName();
+ std::string LinkageName;
+ Asm->getGlobalLinkName(GV, LinkageName);
// Add address.
DIEBlock *Block = new DIEBlock();