[Mips] Add -mldc1-sdc1 / -mno-ldc1-sdc1 command line options.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@181660 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/include/clang/Driver/Options.td b/include/clang/Driver/Options.td
index 0345f40137dafc7645985468c82f7de17138c58c..ec1270720a7cf2b6e5d24e23ba3f5dcf06a5454d 100644 (file)
--- a/include/clang/Driver/Options.td
+++ b/include/clang/Driver/Options.td
@@ -969,6 +969,8 @@ def mmicromips : Flag<["-"], "mmicromips">, Group<m_Group>;
 def mno_micromips : Flag<["-"], "mno-micromips">, Group<m_Group>;
 def mxgot : Flag<["-"], "mxgot">, Group<m_Group>;
 def mno_xgot : Flag<["-"], "mno-xgot">, Group<m_Group>;
+def mldc1_sdc1 : Flag<["-"], "mldc1-sdc1">, Group<m_Group>;
+def mno_ldc1_sdc1 : Flag<["-"], "mno-ldc1-sdc1">, Group<m_Group>;
 def mdsp : Flag<["-"], "mdsp">, Group<m_Group>;
 def mno_dsp : Flag<["-"], "mno-dsp">, Group<m_Group>;
 def mdspr2 : Flag<["-"], "mdspr2">, Group<m_Group>;

diff --git a/lib/Driver/Tools.cpp b/lib/Driver/Tools.cpp
index a86199ef9c52749e6c033e24f06aa1bf5c4834f3..4fbc910837ad818ae1b768c0f526cec799497327 100644 (file)
--- a/lib/Driver/Tools.cpp
+++ b/lib/Driver/Tools.cpp
@@ -1018,6 +1018,14 @@ void Clang::AddMIPSTargetArgs(const ArgList &Args,
     }
   }
 
+  if (Arg *A = Args.getLastArg(options::OPT_mldc1_sdc1,
+                               options::OPT_mno_ldc1_sdc1)) {
+    if (A->getOption().matches(options::OPT_mno_ldc1_sdc1)) {
+      CmdArgs.push_back("-mllvm");
+      CmdArgs.push_back("-mno-ldc1-sdc1");
+    }
+  }
+
   if (Arg *A = Args.getLastArg(options::OPT_G)) {
     StringRef v = A->getValue();
     CmdArgs.push_back("-mllvm");

diff --git a/test/Driver/mips-features.c b/test/Driver/mips-features.c
index 31bf1935ea0359ccdcf05480f7b7e0f44c242aab..3c1cea5178ba941d5998c1bedba7913f1bd0fc52 100644 (file)
--- a/test/Driver/mips-features.c
+++ b/test/Driver/mips-features.c
@@ -60,6 +60,18 @@
 // RUN:   | FileCheck --check-prefix=CHECK-NOXGOT %s
 // CHECK-NOXGOT-NOT: "-mllvm" "-mxgot"
 //
+// -mldc1-sdc1
+// RUN: %clang -target mips-linux-gnu -### -c %s \
+// RUN:     -mno-ldc1-sdc1 -mldc1-sdc1 2>&1 \
+// RUN:   | FileCheck --check-prefix=CHECK-LDC1SDC1 %s
+// CHECK-LDC1SDC1-NOT: "-mllvm" "-mno-ldc1-sdc1"
+//
+// -mno-ldc1-sdc1
+// RUN: %clang -target mips-linux-gnu -### -c %s \
+// RUN:     -mldc1-sdc1 -mno-ldc1-sdc1 2>&1 \
+// RUN:   | FileCheck --check-prefix=CHECK-NOLDC1SDC1 %s
+// CHECK-NOLDC1SDC1: "-mllvm" "-mno-ldc1-sdc1"
+//
 // -G
 // RUN: %clang -target mips-linux-gnu -### -c %s \
 // RUN:     -G 16 2>&1 \