Extend assembler handling for NetBSD/MIPS to pass down the correct ABI,

architecture and PIC flag.

llvm-svn: 196720

1 files changed, 32 insertions, 5 deletions

diff --git a/clang/lib/Driver/Tools.cpp b/clang/lib/Driver/Tools.cpp
index a14a41914db..27170bd7d76 100644
--- a/clang/lib/Driver/Tools.cpp
+++ b/clang/lib/Driver/Tools.cpp
@@ -6026,11 +6026,38 @@ void netbsd::Assemble::ConstructJob(Compilation &C, const JobAction &JA,
     CmdArgs.push_back(Args.MakeArgString("-mcpu=" + MArch));
   }
 
-  // Set byte order explicitly
-  if (getToolChain().getArch() == llvm::Triple::mips)
-    CmdArgs.push_back("-EB");
-  else if (getToolChain().getArch() == llvm::Triple::mipsel)
-    CmdArgs.push_back("-EL");
+  if (getToolChain().getArch() == llvm::Triple::mips ||
+      getToolChain().getArch() == llvm::Triple::mipsel ||
+      getToolChain().getArch() == llvm::Triple::mips64 ||
+      getToolChain().getArch() == llvm::Triple::mips64el) {
+    StringRef CPUName;
+    StringRef ABIName;
+    getMipsCPUAndABI(Args, getToolChain().getTriple(), CPUName, ABIName);
+
+    CmdArgs.push_back("-march");
+    CmdArgs.push_back(CPUName.data());
+
+    CmdArgs.push_back("-mabi");
+    CmdArgs.push_back(getGnuCompatibleMipsABIName(ABIName).data());
+
+    if (getToolChain().getArch() == llvm::Triple::mips ||
+        getToolChain().getArch() == llvm::Triple::mips64)
+      CmdArgs.push_back("-EB");
+    else
+      CmdArgs.push_back("-EL");
+
+    Arg *LastPICArg = Args.getLastArg(options::OPT_fPIC, options::OPT_fno_PIC,
+                                      options::OPT_fpic, options::OPT_fno_pic,
+                                      options::OPT_fPIE, options::OPT_fno_PIE,
+                                      options::OPT_fpie, options::OPT_fno_pie);
+    if (LastPICArg &&
+        (LastPICArg->getOption().matches(options::OPT_fPIC) ||
+         LastPICArg->getOption().matches(options::OPT_fpic) ||
+         LastPICArg->getOption().matches(options::OPT_fPIE) ||
+         LastPICArg->getOption().matches(options::OPT_fpie))) {
+      CmdArgs.push_back("-KPIC");
+    }
+  }
 
   Args.AddAllArgValues(CmdArgs, options::OPT_Wa_COMMA,
                        options::OPT_Xassembler);