Trivially lower 'bswap $0' into llvm.bswap. This fixes hexxagon with the

JIT on darwin/x86, which has htonl implemented as inline asm.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31999 91177308-0d34-0410-b5e6-96231b3b80d8

lib/Target/X86/X86TargetAsmInfo.h

@@ -23,6 +23,10 @@ namespace llvm {
 
   struct X86TargetAsmInfo : public TargetAsmInfo {
     X86TargetAsmInfo(const X86TargetMachine &TM);
+    
+    virtual bool ExpandInlineAsm(CallInst *CI) const;
+  private:
+    bool LowerToBSwap(CallInst *CI) const;
   };
 } // namespace llvm