[PATCH] D49374: [LLF][ELF] - Support -z global

[George Rimar via Phabricator via llvm-commits]

This revision was automatically updated to reflect the committed changes.
Closed by commit rL340802: [LLF][ELF] - Support -z global. (authored by grimar, committed by ).

Changed prior to commit:
  https://reviews.llvm.org/D49374?vs=159168&id=162800#toc

Repository:
  rL LLVM

https://reviews.llvm.org/D49374

Files:
  lld/trunk/ELF/Config.h
  lld/trunk/ELF/Driver.cpp
  lld/trunk/ELF/SyntheticSections.cpp
  lld/trunk/test/ELF/dt_flags.s


Index: lld/trunk/ELF/SyntheticSections.cpp
===================================================================
--- lld/trunk/ELF/SyntheticSections.cpp
+++ lld/trunk/ELF/SyntheticSections.cpp
@@ -1264,6 +1264,8 @@
   uint32_t DtFlags1 = 0;
   if (Config->Bsymbolic)
     DtFlags |= DF_SYMBOLIC;
+  if (Config->ZGlobal)
+    DtFlags1 |= DF_1_GLOBAL;
   if (Config->ZInitfirst)
     DtFlags1 |= DF_1_INITFIRST;
   if (Config->ZNodelete)
Index: lld/trunk/ELF/Config.h
===================================================================
--- lld/trunk/ELF/Config.h
+++ lld/trunk/ELF/Config.h
@@ -181,6 +181,7 @@
   bool ZCombreloc;
   bool ZCopyreloc;
   bool ZExecstack;
+  bool ZGlobal;
   bool ZHazardplt;
   bool ZInitfirst;
   bool ZKeepTextSectionPrefix;
Index: lld/trunk/ELF/Driver.cpp
===================================================================
--- lld/trunk/ELF/Driver.cpp
+++ lld/trunk/ELF/Driver.cpp
@@ -340,10 +340,10 @@
 
 static bool isKnown(StringRef S) {
   return S == "combreloc" || S == "copyreloc" || S == "defs" ||
-         S == "execstack" || S == "hazardplt" || S == "initfirst" ||
-         S == "keep-text-section-prefix" || S == "lazy" || S == "muldefs" ||
-         S == "nocombreloc" || S == "nocopyreloc" || S == "nodelete" ||
-         S == "nodlopen" || S == "noexecstack" ||
+         S == "execstack" || S == "global" || S == "hazardplt" ||
+         S == "initfirst" || S == "keep-text-section-prefix" || S == "lazy" ||
+         S == "muldefs" || S == "nocombreloc" || S == "nocopyreloc" ||
+         S == "nodelete" || S == "nodlopen" || S == "noexecstack" ||
          S == "nokeep-text-section-prefix" || S == "norelro" || S == "notext" ||
          S == "now" || S == "origin" || S == "relro" || S == "retpolineplt" ||
          S == "rodynamic" || S == "text" || S == "wxneeded" ||
@@ -833,6 +833,7 @@
   Config->ZCombreloc = getZFlag(Args, "combreloc", "nocombreloc", true);
   Config->ZCopyreloc = getZFlag(Args, "copyreloc", "nocopyreloc", true);
   Config->ZExecstack = getZFlag(Args, "execstack", "noexecstack", false);
+  Config->ZGlobal = hasZOption(Args, "global");
   Config->ZHazardplt = hasZOption(Args, "hazardplt");
   Config->ZInitfirst = hasZOption(Args, "initfirst");
   Config->ZKeepTextSectionPrefix = getZFlag(
Index: lld/trunk/test/ELF/dt_flags.s
===================================================================
--- lld/trunk/test/ELF/dt_flags.s
+++ lld/trunk/test/ELF/dt_flags.s
@@ -3,7 +3,8 @@
 # RUN: llvm-mc -filetype=obj -triple=x86_64-unknown-linux %s -o %t
 # RUN: ld.lld -shared %t -o %t.so
 
-# RUN: ld.lld -z initfirst -z now -z nodelete -z nodlopen -z origin -Bsymbolic %t %t.so -o %t1
+# RUN: ld.lld -z global -z initfirst -z now -z nodelete -z nodlopen -z origin \
+# RUN:   -Bsymbolic %t %t.so -o %t1
 # RUN: llvm-readobj -dynamic-table %t1 | FileCheck -check-prefix=FLAGS %s
 
 # RUN: ld.lld %t %t.so -o %t2
@@ -14,7 +15,7 @@
 
 # FLAGS: DynamicSection [
 # FLAGS:   0x000000000000001E FLAGS ORIGIN SYMBOLIC BIND_NOW
-# FLAGS:   0x000000006FFFFFFB FLAGS_1 NOW NODELETE INITFIRST NOOPEN ORIGIN
+# FLAGS:   0x000000006FFFFFFB FLAGS_1 NOW GLOBAL NODELETE INITFIRST NOOPEN ORIGIN
 # FLAGS: ]
 
 # CHECK: DynamicSection [


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