Handle compat support for EABI/old APCS compatibility on NetBSD/ARM.
llvm-svn: 200665
diff --git a/clang/lib/Driver/Tools.cpp b/clang/lib/Driver/Tools.cpp
index d477a6a..cc0f779 100644
--- a/clang/lib/Driver/Tools.cpp
+++ b/clang/lib/Driver/Tools.cpp
@@ -6117,6 +6117,23 @@
CmdArgs.push_back("elf_i386");
}
+ // On ARM, the linker can generate either EABI or the older APCS.
+ // Instruct it to use the correct emulation.
+ if (getToolChain().getArch() == llvm::Triple::arm) {
+ CmdArgs.push_back("-m");
+ switch (getToolChain().getTriple().getEnvironment()) {
+ case llvm::Triple::EABI:
+ case llvm::Triple::EABIHF:
+ case llvm::Triple::GNUEABI:
+ case llvm::Triple::GNUEABIHF:
+ CmdArgs.push_back("armelf_nbsd_eabi");
+ break;
+ default:
+ CmdArgs.push_back("armelf_nbsd");
+ break;
+ }
+ }
+
if (Output.isFilename()) {
CmdArgs.push_back("-o");
CmdArgs.push_back(Output.getFilename());