Handle -mlong-calls on Hexagon

Differential Revision:://reviews.llvm.org/D22766 

llvm-svn: 280089

1 files changed, 6 insertions, 1 deletions

diff --git a/clang/lib/Driver/Tools.cpp b/clang/lib/Driver/Tools.cpp
index da578ddfddf..0d04e45f36b 100644
--- a/clang/lib/Driver/Tools.cpp
+++ b/clang/lib/Driver/Tools.cpp
@@ -2484,7 +2484,7 @@ static void getAArch64TargetFeatures(const Driver &D, const ArgList &Args,
 
 static void getHexagonTargetFeatures(const ArgList &Args,
                                      std::vector<const char *> &Features) {
-  bool HasHVX = false, HasHVXD = false;
+  bool HasHVX = false, HasHVXD = false, UseLongCalls = false;
 
   // FIXME: This should be able to use handleTargetFeaturesGroup except it is
   // doing dependent option handling here rather than in initFeatureMap or a
@@ -2499,6 +2499,10 @@ static void getHexagonTargetFeatures(const ArgList &Args,
       HasHVXD = HasHVX = true;
     else if (Opt.matches(options::OPT_mno_hexagon_hvx_double))
       HasHVXD = false;
+    else if (Opt.matches(options::OPT_mlong_calls))
+      UseLongCalls = true;
+    else if (Opt.matches(options::OPT_mno_long_calls))
+      UseLongCalls = false;
     else
       continue;
     A->claim();
@@ -2506,6 +2510,7 @@ static void getHexagonTargetFeatures(const ArgList &Args,
 
   Features.push_back(HasHVX  ? "+hvx" : "-hvx");
   Features.push_back(HasHVXD ? "+hvx-double" : "-hvx-double");
+  Features.push_back(UseLongCalls ? "+long-calls" : "-long-calls");
 }
 
 static void getWebAssemblyTargetFeatures(const ArgList &Args,