Use hidden visibility to make symbols in an anonymous namespace get

dropped.  This shrinks libllvmgcc.dylib another 67K

llvm-svn: 28975

3 files changed, 7 insertions, 5 deletions

diff --git a/llvm/lib/Target/PowerPC/PPCAsmPrinter.cpp b/llvm/lib/Target/PowerPC/PPCAsmPrinter.cpp
index 2a0104d4770..bb008430946 100644
--- a/llvm/lib/Target/PowerPC/PPCAsmPrinter.cpp
+++ b/llvm/lib/Target/PowerPC/PPCAsmPrinter.cpp
@@ -241,7 +241,7 @@ namespace {
 
   /// DarwinDwarfWriter - Dwarf debug info writer customized for Darwin/Mac OS X
   ///
-  struct DarwinDwarfWriter : public DwarfWriter {
+  struct VISIBILITY_HIDDEN DarwinDwarfWriter : public DwarfWriter {
     // Ctor.
     DarwinDwarfWriter(std::ostream &o, AsmPrinter *ap)
     : DwarfWriter(o, ap)
@@ -265,7 +265,7 @@ namespace {
 
   /// DarwinAsmPrinter - PowerPC assembly printer, customized for Darwin/Mac OS
   /// X
-  struct DarwinAsmPrinter : public PPCAsmPrinter {
+  struct VISIBILITY_HIDDEN DarwinAsmPrinter : public PPCAsmPrinter {
   
     DarwinDwarfWriter DW;
 
@@ -309,7 +309,7 @@ namespace {
 
   /// AIXAsmPrinter - PowerPC assembly printer, customized for AIX
   ///
-  struct AIXAsmPrinter : public PPCAsmPrinter {
+  struct VISIBILITY_HIDDEN AIXAsmPrinter : public PPCAsmPrinter {
     /// Map for labels corresponding to global variables
     ///
     std::map<const GlobalVariable*,std::string> GVToLabelMap;
diff --git a/llvm/lib/Target/PowerPC/PPCBranchSelector.cpp b/llvm/lib/Target/PowerPC/PPCBranchSelector.cpp
index 36f68058f8f..b3d100cf5e5 100644
--- a/llvm/lib/Target/PowerPC/PPCBranchSelector.cpp
+++ b/llvm/lib/Target/PowerPC/PPCBranchSelector.cpp
@@ -19,11 +19,12 @@
 #include "PPCInstrBuilder.h"
 #include "PPCInstrInfo.h"
 #include "llvm/CodeGen/MachineFunctionPass.h"
+#include "llvm/Support/Visibility.h"
 #include <map>
 using namespace llvm;
 
 namespace {
-  struct PPCBSel : public MachineFunctionPass {
+  struct VISIBILITY_HIDDEN PPCBSel : public MachineFunctionPass {
     // OffsetMap - Mapping between BB and byte offset from start of function
     std::map<MachineBasicBlock*, unsigned> OffsetMap;
 
diff --git a/llvm/lib/Target/PowerPC/PPCCodeEmitter.cpp b/llvm/lib/Target/PowerPC/PPCCodeEmitter.cpp
index f1c0e07a048..bc0772231f5 100644
--- a/llvm/lib/Target/PowerPC/PPCCodeEmitter.cpp
+++ b/llvm/lib/Target/PowerPC/PPCCodeEmitter.cpp
@@ -22,12 +22,13 @@
 #include "llvm/CodeGen/MachineInstrBuilder.h"
 #include "llvm/CodeGen/Passes.h"
 #include "llvm/Support/Debug.h"
+#include "llvm/Support/Visibility.h"
 #include "llvm/Target/TargetOptions.h"
 #include <iostream>
 using namespace llvm;
 
 namespace {
-  class PPCCodeEmitter : public MachineFunctionPass {
+  class VISIBILITY_HIDDEN PPCCodeEmitter : public MachineFunctionPass {
     TargetMachine &TM;
     MachineCodeEmitter &MCE;