X86: Do not produce GOT relocations on windows
Windows has no GOT relocations the way elf/darwin has. Some people use
x86_64-pc-win32-macho to build EFI firmware; Do not produce GOT
relocations for this target.
Differential Revision: https://reviews.llvm.org/D24627
llvm-svn: 283140
diff --git a/llvm/lib/Target/TargetMachine.cpp b/llvm/lib/Target/TargetMachine.cpp
index 17caed9..d7b34f8 100644
--- a/llvm/lib/Target/TargetMachine.cpp
+++ b/llvm/lib/Target/TargetMachine.cpp
@@ -127,8 +127,11 @@
if (GV && GV->hasDLLImportStorageClass())
return false;
- // Every other GV is local on COFF
- if (TT.isOSBinFormatCOFF())
+ // Every other GV is local on COFF.
+ // Make an exception for windows OS in the triple: Some firmwares builds use
+ // *-win32-macho triples. This (accidentally?) produced windows relocations
+ // without GOT tables in older clang versions; Keep this behaviour.
+ if (TT.isOSBinFormatCOFF() || TT.isOSWindows())
return true;
if (GV && (GV->hasLocalLinkage() || !GV->hasDefaultVisibility()))