commit f59cac5ed36360b4c462781051f996b3499d7e0f
author Kevin Enderby <enderby@apple.com> Thu Jul 08 17:22:42 2010 +0000
committer Kevin Enderby <enderby@apple.com> Thu Jul 08 17:22:42 2010 +0000
tree ff513719695e99989d6b566301d9376cbea720d1
parent da995609e6e963eaa77346d43b0a33b81e53a785

Added the darwin .weak_def_can_be_hidden directive.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@107886 91177308-0d34-0410-b5e6-96231b3b80d8

lib/MC/MCAsmInfo.cpp

diff --git a/lib/MC/MCAsmInfo.cpp b/lib/MC/MCAsmInfo.cpp
index a275be2..b726b3d 100644
--- a/lib/MC/MCAsmInfo.cpp
+++ b/lib/MC/MCAsmInfo.cpp
@@ -59,6 +59,7 @@
   HasNoDeadStrip = false;
   WeakRefDirective = 0;
   WeakDefDirective = 0;
+  WeakDefAutoPrivateDirective = 0;
   LinkOnceDirective = 0;
   HiddenVisibilityAttr = MCSA_Hidden;
   ProtectedVisibilityAttr = MCSA_Protected;

lib/MC/MCAsmInfoDarwin.cpp

diff --git a/lib/MC/MCAsmInfoDarwin.cpp b/lib/MC/MCAsmInfoDarwin.cpp
index 0bd3b2d..4f5075f 100644
--- a/lib/MC/MCAsmInfoDarwin.cpp
+++ b/lib/MC/MCAsmInfoDarwin.cpp
@@ -33,6 +33,7 @@
   // Directives:
   WeakDefDirective = "\t.weak_definition ";
   WeakRefDirective = "\t.weak_reference ";
+  WeakDefAutoPrivateDirective = "\t.weak_def_can_be_hidden ";
   ZeroDirective = "\t.space\t";  // ".space N" emits N zeros.
   HasMachoZeroFillDirective = true;  // Uses .zerofill
   HasMachoTBSSDirective = true; // Uses .tbss

lib/MC/MCAsmStreamer.cpp

diff --git a/lib/MC/MCAsmStreamer.cpp b/lib/MC/MCAsmStreamer.cpp
index 530c89b..e272b60 100644
--- a/lib/MC/MCAsmStreamer.cpp
+++ b/lib/MC/MCAsmStreamer.cpp
@@ -288,6 +288,7 @@
   case MCSA_WeakDefinition: OS << "\t.weak_definition\t"; break;
       // .weak_reference
   case MCSA_WeakReference:  OS << MAI.getWeakRefDirective(); break;
+  case MCSA_WeakDefAutoPrivate: OS << "\t.weak_def_can_be_hidden\t"; break;
   }
 
   OS << *Symbol;

lib/MC/MCMachOStreamer.cpp

diff --git a/lib/MC/MCMachOStreamer.cpp b/lib/MC/MCMachOStreamer.cpp
index 3febda0..44bc267 100644
--- a/lib/MC/MCMachOStreamer.cpp
+++ b/lib/MC/MCMachOStreamer.cpp
@@ -273,6 +273,10 @@
     // it has to be in a coalesced section, but this isn't enforced.
     SD.setFlags(SD.getFlags() | SF_WeakDefinition);
     break;
+
+  case MCSA_WeakDefAutoPrivate:
+    SD.setFlags(SD.getFlags() | SF_WeakDefinition | SF_WeakReference);
+    break;
   }
 }
 

lib/MC/MCParser/AsmParser.cpp

diff --git a/lib/MC/MCParser/AsmParser.cpp b/lib/MC/MCParser/AsmParser.cpp
index 94b545a..181b69f 100644
--- a/lib/MC/MCParser/AsmParser.cpp
+++ b/lib/MC/MCParser/AsmParser.cpp
@@ -755,6 +755,8 @@
       return ParseDirectiveSymbolAttribute(MCSA_WeakDefinition);
     if (IDVal == ".weak_reference")
       return ParseDirectiveSymbolAttribute(MCSA_WeakReference);
+    if (IDVal == ".weak_def_can_be_hidden")
+      return ParseDirectiveSymbolAttribute(MCSA_WeakDefAutoPrivate);
 
     if (IDVal == ".comm")
       return ParseDirectiveComm(/*IsLocal=*/false);