4 files changed, 34 insertions, 30 deletions

diff --git a/llvm/lib/Target/X86/X86TargetAsmInfo.cpp b/llvm/lib/Target/X86/X86TargetAsmInfo.cpp
index 859ced7728f..d978eb179de 100644
--- a/llvm/lib/Target/X86/X86TargetAsmInfo.cpp
+++ b/llvm/lib/Target/X86/X86TargetAsmInfo.cpp
@@ -13,6 +13,7 @@
 
 #include "X86TargetAsmInfo.h"
 #include "X86TargetMachine.h"
+#include "llvm/ADT/Triple.h"
 #include "llvm/Support/CommandLine.h"
 using namespace llvm;
 
@@ -42,12 +43,11 @@ static const char *const x86_asm_table[] = {
   "{cc}", "cc",
   0,0};
 
-X86DarwinTargetAsmInfo::X86DarwinTargetAsmInfo(const X86TargetMachine &TM) {
+X86DarwinTargetAsmInfo::X86DarwinTargetAsmInfo(const Triple &Triple) {
   AsmTransCBE = x86_asm_table;
   AssemblerDialect = AsmWriterFlavor;
     
-  const X86Subtarget *Subtarget = &TM.getSubtarget<X86Subtarget>();
-  bool is64Bit = Subtarget->is64Bit();
+  bool is64Bit = Triple.getArch() == Triple::x86_64;
 
   TextAlignFillValue = 0x90;
 
@@ -55,7 +55,7 @@ X86DarwinTargetAsmInfo::X86DarwinTargetAsmInfo(const X86TargetMachine &TM) {
     Data64bitsDirective = 0;       // we can't emit a 64-bit unit
 
   // Leopard and above support aligned common symbols.
-  COMMDirectiveTakesAlignment = (Subtarget->getDarwinVers() >= 9);
+  COMMDirectiveTakesAlignment = Triple.getDarwinMajorNumber() >= 9;
 
   if (is64Bit) {
     PersonalityPrefix = "";
@@ -76,7 +76,7 @@ X86DarwinTargetAsmInfo::X86DarwinTargetAsmInfo(const X86TargetMachine &TM) {
   AbsoluteEHSectionOffsets = false;
 }
 
-X86ELFTargetAsmInfo::X86ELFTargetAsmInfo(const X86TargetMachine &TM) {
+X86ELFTargetAsmInfo::X86ELFTargetAsmInfo(const Triple &Triple) {
   AsmTransCBE = x86_asm_table;
   AssemblerDialect = AsmWriterFlavor;
 
@@ -97,17 +97,17 @@ X86ELFTargetAsmInfo::X86ELFTargetAsmInfo(const X86TargetMachine &TM) {
   AbsoluteEHSectionOffsets = false;
 
   // On Linux we must declare when we can use a non-executable stack.
-  if (TM.getSubtarget<X86Subtarget>().isLinux())
+  if (Triple.getOS() == Triple::Linux)
     NonexecutableStackDirective = "\t.section\t.note.GNU-stack,\"\",@progbits";
 }
 
-X86COFFTargetAsmInfo::X86COFFTargetAsmInfo(const X86TargetMachine &TM) {
+X86COFFTargetAsmInfo::X86COFFTargetAsmInfo(const Triple &Triple) {
   AsmTransCBE = x86_asm_table;
   AssemblerDialect = AsmWriterFlavor;
 }
 
 
-X86WinTargetAsmInfo::X86WinTargetAsmInfo(const X86TargetMachine &TM) {
+X86WinTargetAsmInfo::X86WinTargetAsmInfo(const Triple &Triple) {
   AsmTransCBE = x86_asm_table;
   AssemblerDialect = AsmWriterFlavor;
 
diff --git a/llvm/lib/Target/X86/X86TargetAsmInfo.h b/llvm/lib/Target/X86/X86TargetAsmInfo.h
index 8879b4ba10e..91de3682591 100644
--- a/llvm/lib/Target/X86/X86TargetAsmInfo.h
+++ b/llvm/lib/Target/X86/X86TargetAsmInfo.h
@@ -14,27 +14,27 @@
 #ifndef X86TARGETASMINFO_H
 #define X86TARGETASMINFO_H
 
-#include "X86TargetMachine.h"
 #include "llvm/Target/TargetAsmInfo.h"
 #include "llvm/Target/COFFTargetAsmInfo.h"
 #include "llvm/Target/DarwinTargetAsmInfo.h"
 
 namespace llvm {
+  class Triple;
 
   struct X86DarwinTargetAsmInfo : public DarwinTargetAsmInfo {
-    explicit X86DarwinTargetAsmInfo(const X86TargetMachine &TM);
+    explicit X86DarwinTargetAsmInfo(const Triple &Triple);
   };
 
   struct X86ELFTargetAsmInfo : public TargetAsmInfo {
-    explicit X86ELFTargetAsmInfo(const X86TargetMachine &TM);
+    explicit X86ELFTargetAsmInfo(const Triple &Triple);
   };
 
   struct X86COFFTargetAsmInfo : public COFFTargetAsmInfo {
-    explicit X86COFFTargetAsmInfo(const X86TargetMachine &TM);
+    explicit X86COFFTargetAsmInfo(const Triple &Triple);
   };
 
   struct X86WinTargetAsmInfo : public TargetAsmInfo {
-    explicit X86WinTargetAsmInfo(const X86TargetMachine &TM);
+    explicit X86WinTargetAsmInfo(const Triple &Triple);
   };
 
 } // namespace llvm
diff --git a/llvm/lib/Target/X86/X86TargetMachine.cpp b/llvm/lib/Target/X86/X86TargetMachine.cpp
index 76d0165c86e..8c4e5d02bec 100644
--- a/llvm/lib/Target/X86/X86TargetMachine.cpp
+++ b/llvm/lib/Target/X86/X86TargetMachine.cpp
@@ -22,27 +22,34 @@
 #include "llvm/Target/TargetRegistry.h"
 using namespace llvm;
 
+static const TargetAsmInfo *createTargetAsmInfo(const Target &T,
+                                                const StringRef &TT) {
+  Triple TheTriple(TT);
+  switch (TheTriple.getOS()) {
+  case Triple::Darwin:
+    return new X86DarwinTargetAsmInfo(TheTriple);
+  case Triple::MinGW32:
+  case Triple::MinGW64:
+  case Triple::Cygwin:
+    return new X86COFFTargetAsmInfo(TheTriple);
+  case Triple::Win32:
+    return new X86WinTargetAsmInfo(TheTriple);
+  default:
+    return new X86ELFTargetAsmInfo(TheTriple);
+  }
+}
+
 extern "C" void LLVMInitializeX86Target() { 
   // Register the target.
   RegisterTargetMachine<X86_32TargetMachine> X(TheX86_32Target);
   RegisterTargetMachine<X86_64TargetMachine> Y(TheX86_64Target);
-}
 
-const TargetAsmInfo *X86TargetMachine::createTargetAsmInfo() const {
-  switch (Subtarget.TargetType) {
-  default: llvm_unreachable("unknown subtarget type");
-  case X86Subtarget::isDarwin:
-    return new X86DarwinTargetAsmInfo(*this);
-  case X86Subtarget::isELF:
-    return new X86ELFTargetAsmInfo(*this);
-  case X86Subtarget::isMingw:
-  case X86Subtarget::isCygwin:
-    return new X86COFFTargetAsmInfo(*this);
-  case X86Subtarget::isWindows:
-    return new X86WinTargetAsmInfo(*this);
-  }
+  // Register the target asm info.
+  RegisterAsmInfoFn A(TheX86_32Target, createTargetAsmInfo);
+  RegisterAsmInfoFn B(TheX86_64Target, createTargetAsmInfo);
 }
 
+
 X86_32TargetMachine::X86_32TargetMachine(const Target &T, const std::string &TT,
                                          const std::string &FS)
   : X86TargetMachine(T, TT, FS, false) {
diff --git a/llvm/lib/Target/X86/X86TargetMachine.h b/llvm/lib/Target/X86/X86TargetMachine.h
index d6187c773c5..b538408e8a4 100644
--- a/llvm/lib/Target/X86/X86TargetMachine.h
+++ b/llvm/lib/Target/X86/X86TargetMachine.h
@@ -38,9 +38,6 @@ class X86TargetMachine : public LLVMTargetMachine {
   X86ELFWriterInfo  ELFWriterInfo;
   Reloc::Model      DefRelocModel; // Reloc model before it's overridden.
 
-protected:
-  virtual const TargetAsmInfo *createTargetAsmInfo() const;
-
 public:
   X86TargetMachine(const Target &T, const std::string &TT, 
                    const std::string &FS, bool is64Bit);