On {mips,mipsel,mips64,mips64el}-freebsd, we need to pass any -G option to the assembler.

Summary:
See also:
https://sourceware.org/binutils/docs/as/MIPS-Options.html#index-g_t_0040code_007b_002dG_007d-option-_0028MIPS_0029-1392

Reviewers: theraven, atanasyan, brooks, emaste

Subscribers: rnk, emaste, cfe-commits, seanbruno, dim

Differential Revision: http://reviews.llvm.org/D10137

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@256468 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/Driver/Tools.cpp b/lib/Driver/Tools.cpp
index e65a84cb266dc72b882593e31f354efdb9189b61..d28825152e846d7a70a05d0ae369c53f8d1bc740 100644 (file)
--- a/lib/Driver/Tools.cpp
+++ b/lib/Driver/Tools.cpp
@@ -7776,6 +7776,12 @@ void freebsd::Assembler::ConstructJob(Compilation &C, const JobAction &JA,
     else
       CmdArgs.push_back("-EL");
 
+    if (Arg *A = Args.getLastArg(options::OPT_G)) {
+      StringRef v = A->getValue();
+      CmdArgs.push_back(Args.MakeArgString("-G" + v));
+      A->claim();
+    }
+
     AddAssemblerKPIC(getToolChain(), Args, CmdArgs);
     break;
   }

diff --git a/test/Driver/freebsd-mips-as.c b/test/Driver/freebsd-mips-as.c
index da2d1200c47b03634c3acb4b121e4e1217545846..7555888e066ec2a351fe0e3ad788f5111068d1a1 100644 (file)
--- a/test/Driver/freebsd-mips-as.c
+++ b/test/Driver/freebsd-mips-as.c
@@ -89,3 +89,9 @@
 // RUN:   -no-integrated-as -c %s 2>&1 \
 // RUN:   | FileCheck -check-prefix=MIPS-ALIAS-64R2 %s
 // MIPS-ALIAS-64R2: as{{(.exe)?}}" "-march" "mips64r2" "-mabi" "64" "-EB"
+//
+// RUN: %clang -target mips-unknown-freebsd -### \
+// RUN:   -no-integrated-as -G0 -c %s 2>&1 \
+// RUN:   | FileCheck -check-prefix=MIPS32-EB-AS-G0 %s
+// MIPS32-EB-AS-G0: as{{(.exe)?}}" "-march" "mips32r2" "-mabi" "32" "-EB" "-G0"
+// MIPS32-EB-AS-G0-NOT: "-KPIC"