Add support for the androideabi environment to our triple support, and

for the arm-linux-androideabi triple in particular.

Also use this to do a better job of selecting soft FP settings.

Patch by Evgeniy Stepanov.

llvm-svn: 147872

1 files changed, 10 insertions, 0 deletions

diff --git a/clang/lib/Driver/Tools.cpp b/clang/lib/Driver/Tools.cpp
index bd3d638afd5..a241712da96 100644
--- a/clang/lib/Driver/Tools.cpp
+++ b/clang/lib/Driver/Tools.cpp
@@ -517,6 +517,7 @@ void Clang::AddARMTargetArgs(const ArgList &Args,
   } else {
     // Select the default based on the platform.
     switch(Triple.getEnvironment()) {
+    case llvm::Triple::ANDROIDEABI:
     case llvm::Triple::GNUEABI:
       ABIName = "aapcs-linux";
       break;
@@ -589,6 +590,15 @@ void Clang::AddARMTargetArgs(const ArgList &Args,
         // EABI is always AAPCS, and if it was not marked 'hard', it's softfp
         FloatABI = "softfp";
         break;
+      case llvm::Triple::ANDROIDEABI: {
+        StringRef ArchName =
+          getLLVMArchSuffixForARM(getARMTargetCPU(Args, Triple));
+        if (ArchName.startswith("v7"))
+          FloatABI = "softfp";
+        else
+          FloatABI = "soft";
+        break;
+      }
       default:
         // Assume "soft", but warn the user we are guessing.
         FloatABI = "soft";