[mips] Add support for -modd-spreg/-mno-odd-spreg

Differential Revision: http://reviews.llvm.org/D4432

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@212700 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/include/clang/Driver/Options.td b/include/clang/Driver/Options.td
index d25aaa6e73c0a515832e0da29fc3e49709aaa47a..c37d2d88a4099e7157847779c54267b557cd7471 100644 (file)
--- a/include/clang/Driver/Options.td
+++ b/include/clang/Driver/Options.td
@@ -1248,6 +1248,12 @@ def mips64r2 : Flag<["-"], "mips64r2">,
 def mips64r6 : Flag<["-"], "mips64r6">,
   Alias<march_EQ>, AliasArgs<["mips64r6"]>,
   HelpText<"Equivalent to -march=mips64r6">, Flags<[HelpHidden]>;
+def modd_spreg : Flag<["-"], "modd-spreg">, Group<m_Group>,
+  HelpText<"Enable odd single-precision floating point registers">,
+  Flags<[HelpHidden]>;
+def mno_odd_spreg : Flag<["-"], "mno-odd-spreg">, Group<m_Group>,
+  HelpText<"Disable odd single-precision floating point registers">,
+  Flags<[HelpHidden]>;
 def module_file_info : Flag<["-"], "module-file-info">, Flags<[DriverOption,CC1Option]>, Group<Action_Group>;
 def mthumb : Flag<["-"], "mthumb">, Group<m_Group>;
 def mtune_EQ : Joined<["-"], "mtune=">, Group<m_Group>;

diff --git a/lib/Driver/Tools.cpp b/lib/Driver/Tools.cpp
index 8fc3525d445d47df88480e985b8a37b87b3d6540..588399dadb0c92a4cef44ee20ac6afd7ba11b3f0 100644 (file)
--- a/lib/Driver/Tools.cpp
+++ b/lib/Driver/Tools.cpp
@@ -1050,6 +1050,8 @@ static void getMIPSTargetFeatures(const Driver &D, const ArgList &Args,
                    "msa");
   AddTargetFeature(Args, Features, options::OPT_mfp64, options::OPT_mfp32,
                    "fp64");
+  AddTargetFeature(Args, Features, options::OPT_mno_odd_spreg,
+                   options::OPT_modd_spreg, "nooddspreg");
 }
 
 void Clang::AddMIPSTargetArgs(const ArgList &Args,

diff --git a/test/Driver/mips-features.c b/test/Driver/mips-features.c
index c21e9750b9c37ed3855c1fcd7a7e815137ffaf67..2abb632da94b1c83e81614c5dab67194e8ba24e6 100644 (file)
--- a/test/Driver/mips-features.c
+++ b/test/Driver/mips-features.c
@@ -60,6 +60,16 @@
 // RUN:   | FileCheck --check-prefix=CHECK-NOMMSA %s
 // CHECK-NOMMSA: "-target-feature" "-msa"
 //
+// -modd-spreg
+// RUN: %clang -target mips-linux-gnu -### -c %s -mno-odd-spreg -modd-spreg 2>&1 \
+// RUN:   | FileCheck --check-prefix=CHECK-MODDSPREG %s
+// CHECK-MODDSPREG: "-target-feature" "-nooddspreg"
+//
+// -mno-odd-spreg
+// RUN: %clang -target mips-linux-gnu -### -c %s -modd-spreg -mno-odd-spreg 2>&1 \
+// RUN:   | FileCheck --check-prefix=CHECK-NOMODDSPREG %s
+// CHECK-NOMODDSPREG: "-target-feature" "+nooddspreg"
+//
 // -mfp64
 // RUN: %clang -target mips-linux-gnu -### -c %s \
 // RUN:     -mfp32 -mfp64 2>&1 \