Add support for OpenBSD SPARC assembler.

Patch by Brad Smith.

llvm-svn: 202462

2 files changed, 38 insertions, 7 deletions

diff --git a/clang/lib/Driver/Tools.cpp b/clang/lib/Driver/Tools.cpp
index 58c2578114f..50ad7e65eb3 100644
--- a/clang/lib/Driver/Tools.cpp
+++ b/clang/lib/Driver/Tools.cpp
@@ -5600,16 +5600,33 @@ void openbsd::Assemble::ConstructJob(Compilation &C, const JobAction &JA,
                                      const ArgList &Args,
                                      const char *LinkingOutput) const {
   ArgStringList CmdArgs;
+  bool NeedsKPIC = false;
 
-  // When building 32-bit code on OpenBSD/amd64, we have to explicitly
-  // instruct as in the base system to assemble 32-bit code.
-  if (getToolChain().getArch() == llvm::Triple::x86)
+  switch (getToolChain().getArch()) {
+  case llvm::Triple::x86:
+    // When building 32-bit code on OpenBSD/amd64, we have to explicitly
+    // instruct as in the base system to assemble 32-bit code.
     CmdArgs.push_back("--32");
-  else if (getToolChain().getArch() == llvm::Triple::ppc) {
+    break;
+
+  case llvm::Triple::ppc:
     CmdArgs.push_back("-mppc");
     CmdArgs.push_back("-many");
-  } else if (getToolChain().getArch() == llvm::Triple::mips64 ||
-             getToolChain().getArch() == llvm::Triple::mips64el) {
+    break;
+
+  case llvm::Triple::sparc:
+    CmdArgs.push_back("-32");
+    NeedsKPIC = true;
+    break;
+
+  case llvm::Triple::sparcv9:
+    CmdArgs.push_back("-64");
+    CmdArgs.push_back("-Av9a");
+    NeedsKPIC = true;
+    break;
+
+  case llvm::Triple::mips64:
+  case llvm::Triple::mips64el: {
     StringRef CPUName;
     StringRef ABIName;
     getMipsCPUAndABI(Args, getToolChain().getTriple(), CPUName, ABIName);
@@ -5622,9 +5639,17 @@ void openbsd::Assemble::ConstructJob(Compilation &C, const JobAction &JA,
     else
       CmdArgs.push_back("-EL");
 
-    addAssemblerKPIC(Args, CmdArgs);
+    NeedsKPIC = true;
+    break;
+  }
+
+  default:
+    break;
   }
 
+  if (NeedsKPIC)
+    addAssemblerKPIC(Args, CmdArgs);
+
   Args.AddAllArgValues(CmdArgs, options::OPT_Wa_COMMA,
                        options::OPT_Xassembler);
 
diff --git a/clang/test/Driver/openbsd.c b/clang/test/Driver/openbsd.c
index ef02b07d29e..5fe27f3678b 100644
--- a/clang/test/Driver/openbsd.c
+++ b/clang/test/Driver/openbsd.c
@@ -39,6 +39,10 @@
 // RUN:   | FileCheck -check-prefix=CHECK-AMD64-M32 %s
 // RUN: %clang -target powerpc-unknown-openbsd -### -no-integrated-as -c %s 2>&1 \
 // RUN:   | FileCheck -check-prefix=CHECK-POWERPC %s
+// RUN: %clang -target sparc-unknown-openbsd -### -no-integrated-as -c %s 2>&1 \
+// RUN:   | FileCheck -check-prefix=CHECK-SPARC %s
+// RUN: %clang -target sparc64-unknown-openbsd -### -no-integrated-as -c %s 2>&1 \
+// RUN:   | FileCheck -check-prefix=CHECK-SPARC64 %s
 // RUN: %clang -target mips64-unknown-openbsd -### -no-integrated-as -c %s 2>&1 \
 // RUN:   | FileCheck -check-prefix=CHECK-MIPS64 %s
 // RUN: %clang -target mips64-unknown-openbsd -fPIC -### -no-integrated-as -c %s 2>&1 \
@@ -49,6 +53,8 @@
 // RUN:   | FileCheck -check-prefix=CHECK-MIPS64EL-PIC %s
 // CHECK-AMD64-M32: as{{.*}}" "--32"
 // CHECK-POWERPC: as{{.*}}" "-mppc" "-many"
+// CHECK-SPARC: as{{.*}}" "-32"
+// CHECK-SPARC64: as{{.*}}" "-64" "-Av9a"
 // CHECK-MIPS64: as{{.*}}" "-mabi" "64" "-EB"
 // CHECK-MIPS64-PIC: as{{.*}}" "-mabi" "64" "-EB" "-KPIC"
 // CHECK-MIPS64EL: as{{.*}}" "-mabi" "64" "-EL"