For NetBSD, use the same settings for PPC64 as for PPC when it comes to
integrated assembler, libc++ and libgcc. Set emulation for ld for both
platforms for correct -m32 handling.

llvm-svn: 215551
diff --git a/clang/lib/Driver/Tools.cpp b/clang/lib/Driver/Tools.cpp
index 21ffce2..801ba2f 100644
--- a/clang/lib/Driver/Tools.cpp
+++ b/clang/lib/Driver/Tools.cpp
@@ -6922,6 +6922,16 @@
        CmdArgs.push_back("elf64ltsmip");
    }
    break;
+  case llvm::Triple::ppc:
+    CmdArgs.push_back("-m");
+    CmdArgs.push_back("elf32ppc_nbsd");
+    break;
+
+  case llvm::Triple::ppc64:
+  case llvm::Triple::ppc64le:
+    CmdArgs.push_back("-m");
+    CmdArgs.push_back("elf64ppc");
+    break;
 
   case llvm::Triple::sparc:
     CmdArgs.push_back("-m");
@@ -6982,6 +6992,8 @@
     case llvm::Triple::thumb:
     case llvm::Triple::thumbeb:
     case llvm::Triple::ppc:
+    case llvm::Triple::ppc64:
+    case llvm::Triple::ppc64le:
     case llvm::Triple::x86:
     case llvm::Triple::x86_64:
       useLibgcc = false;