Support for generating ELF objects on Windows.

This adds 'elf' as a recognized target triple environment value and overrides the default generated object format on Windows platforms if that value is present.  This patch also enables MCJIT tests on Windows using the new environment value.

llvm-svn: 165030

1 files changed, 8 insertions, 5 deletions

diff --git a/llvm/lib/Target/X86/X86Subtarget.h b/llvm/lib/Target/X86/X86Subtarget.h
index ed243ec5d10..f723c66b729 100644
--- a/llvm/lib/Target/X86/X86Subtarget.h
+++ b/llvm/lib/Target/X86/X86Subtarget.h
@@ -237,10 +237,10 @@ public:
   bool isTargetSolaris() const {
     return TargetTriple.getOS() == Triple::Solaris;
   }
-
-  // ELF is a reasonably sane default and the only other X86 targets we
-  // support are Darwin and Windows. Just use "not those".
-  bool isTargetELF() const { return TargetTriple.isOSBinFormatELF(); }
+  bool isTargetELF() const {
+    return (TargetTriple.getEnvironment() == Triple::ELF ||
+            TargetTriple.isOSBinFormatELF());
+  }
   bool isTargetLinux() const { return TargetTriple.getOS() == Triple::Linux; }
   bool isTargetNaCl() const {
     return TargetTriple.getOS() == Triple::NativeClient;
@@ -251,7 +251,10 @@ public:
   bool isTargetMingw() const { return TargetTriple.getOS() == Triple::MinGW32; }
   bool isTargetCygwin() const { return TargetTriple.getOS() == Triple::Cygwin; }
   bool isTargetCygMing() const { return TargetTriple.isOSCygMing(); }
-  bool isTargetCOFF() const { return TargetTriple.isOSBinFormatCOFF(); }
+  bool isTargetCOFF() const {
+    return (TargetTriple.getEnvironment() != Triple::ELF &&
+            TargetTriple.isOSBinFormatCOFF());
+  }
   bool isTargetEnvMacho() const { return TargetTriple.isEnvironmentMachO(); }
 
   bool isTargetWin64() const {