commit 706535db86868d710ad10ddad4adc4bc8b838f10
author Evan Cheng <evan.cheng@apple.com> Mon Jan 22 21:34:25 2007 +0000
committer Evan Cheng <evan.cheng@apple.com> Mon Jan 22 21:34:25 2007 +0000
tree bda1078904e297775625481d25e4765d4b30690e
parent d44ecd86e749cf15f737fa9ebaf51875b762ab11

Linux GOT indirect reference is only necessary in PIC mode.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@33441 91177308-0d34-0410-b5e6-96231b3b80d8

lib/Target/X86/X86ISelDAGToDAG.cpp

diff --git a/lib/Target/X86/X86ISelDAGToDAG.cpp b/lib/Target/X86/X86ISelDAGToDAG.cpp
index 53302c6..7c61feb 100644
--- a/lib/Target/X86/X86ISelDAGToDAG.cpp
+++ b/lib/Target/X86/X86ISelDAGToDAG.cpp
@@ -947,7 +947,8 @@
     
     // If we're using vanilla 'GOT' PIC style, we should use relative addressing
     // not to pc, but to _GLOBAL_ADDRESS_TABLE_ external
-    if (Subtarget->isPICStyleGOT()) {
+    if (TM.getRelocationModel() == Reloc::PIC_ &&
+        Subtarget->isPICStyleGOT()) {
       GlobalBaseReg = RegMap->createVirtualRegister(X86::GR32RegisterClass);
       BuildMI(FirstMBB, MBBI, TII->get(X86::ADD32ri), GlobalBaseReg).
         addReg(PC).

lib/Target/X86/X86ISelLowering.cpp

diff --git a/lib/Target/X86/X86ISelLowering.cpp b/lib/Target/X86/X86ISelLowering.cpp
index 350f575..0c2c4e6 100644
--- a/lib/Target/X86/X86ISelLowering.cpp
+++ b/lib/Target/X86/X86ISelLowering.cpp
@@ -664,7 +664,8 @@
     InFlag = Chain.getValue(1);
   }
 
-  if (Subtarget->isPICStyleGOT()) {
+  if (getTargetMachine().getRelocationModel() == Reloc::PIC_ &&
+      Subtarget->isPICStyleGOT()) {
     Chain = DAG.getCopyToReg(Chain, X86::EBX,
                              DAG.getNode(X86ISD::GlobalBaseReg, getPointerTy()),
                              InFlag);

lib/Target/X86/X86Subtarget.cpp

diff --git a/lib/Target/X86/X86Subtarget.cpp b/lib/Target/X86/X86Subtarget.cpp
index be5c64d..4af0085 100644
--- a/lib/Target/X86/X86Subtarget.cpp
+++ b/lib/Target/X86/X86Subtarget.cpp
@@ -40,7 +40,7 @@
       return (!isDirectCall &&
               (GV->hasWeakLinkage() || GV->hasLinkOnceLinkage() ||
                (GV->isExternal() && !GV->hasNotBeenReadFromBytecode())));
-    } else if (isPICStyleGOT()) {
+    } else if (TM.getRelocationModel() == Reloc::PIC_ && isPICStyleGOT()) {
       // Extra load is needed for all non-statics.
       return (!isDirectCall &&
               (GV->isExternal() || !GV->hasInternalLinkage()));