MIPS: Pass -KPIC argument to MIPS assembler if necessary.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@157635 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/Driver/Tools.cpp b/lib/Driver/Tools.cpp
index be301e91205f7a846ba939ac00b220cb18b969fe..f3c8026cedcee1bc0fb4fa5f487d97f85423a976 100644 (file)
--- a/lib/Driver/Tools.cpp
+++ b/lib/Driver/Tools.cpp
@@ -5137,6 +5137,18 @@ void linuxtools::Assemble::ConstructJob(Compilation &C, const JobAction &JA,
       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,

diff --git a/test/Driver/mips-as.c b/test/Driver/mips-as.c
index 44b8d8d3c4d857302915f60201647418386b2374..f9055362dcef43f9ba31a0225007936baa1f7a96 100644 (file)
--- a/test/Driver/mips-as.c
+++ b/test/Driver/mips-as.c
@@ -4,6 +4,13 @@
 // RUN:   -no-integrated-as -c %s 2>&1 \
 // RUN:   | FileCheck -check-prefix=MIPS32-EB-AS %s
 // CHECK-MIPS32-EB-AS: as{{(.exe)?}}" "-march" "mips32" "-mabi" "32" "-EB"
+// CHECK-MIPS32-EB-AS-NOT: "-KPIC"
+//
+// RUN: %clang -target mips-linux-gnu -### \
+// RUN:   -no-integrated-as -fPIC -c %s 2>&1 \
+// RUN:   | FileCheck -check-prefix=MIPS32-EB-PIC %s
+// CHECK-MIPS32-EB-PIC: as{{(.exe)?}}" "-march" "mips32" "-mabi" "32" "-EB"
+// CHECK-MIPS32-EB-PIC: "-KPIC"
 //
 // RUN: %clang -target mipsel-linux-gnu -### \
 // RUN:   -no-integrated-as -c %s 2>&1 \