r307847 - [mips][mt][7/7] Add driver option for the MIPS MT ASE.

[Simon Dardis via cfe-commits]

Author: sdardis
Date: Wed Jul 12 14:13:05 2017
New Revision: 307847

URL: http://llvm.org/viewvc/llvm-project?rev=307847&view=rev
Log:
[mips][mt][7/7] Add driver option for the MIPS MT ASE.

Reviewers: atanasyan, slthakur

Differential Revision: https://reviews.llvm.org/D35254

Modified:
    cfe/trunk/include/clang/Driver/Options.td
    cfe/trunk/lib/Driver/ToolChains/Arch/Mips.cpp
    cfe/trunk/test/Driver/mips-features.c

Modified: cfe/trunk/include/clang/Driver/Options.td
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/include/clang/Driver/Options.td?rev=307847&r1=307846&r2=307847&view=diff
==============================================================================
--- cfe/trunk/include/clang/Driver/Options.td (original)
+++ cfe/trunk/include/clang/Driver/Options.td Wed Jul 12 14:13:05 2017
@@ -2027,6 +2027,10 @@ def mmsa : Flag<["-"], "mmsa">, Group<m_
   HelpText<"Enable MSA ASE (MIPS only)">;
 def mno_msa : Flag<["-"], "mno-msa">, Group<m_Group>,
   HelpText<"Disable MSA ASE (MIPS only)">;
+def mmt : Flag<["-"], "mmt">, Group<m_Group>,
+  HelpText<"Enable MT ASE (MIPS only)">;
+def mno_mt : Flag<["-"], "mno-mt">, Group<m_Group>,
+  HelpText<"Disable MT ASE (MIPS only)">;
 def mfp64 : Flag<["-"], "mfp64">, Group<m_Group>,
   HelpText<"Use 64-bit floating point registers (MIPS only)">;
 def mfp32 : Flag<["-"], "mfp32">, Group<m_Group>,

Modified: cfe/trunk/lib/Driver/ToolChains/Arch/Mips.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/Driver/ToolChains/Arch/Mips.cpp?rev=307847&r1=307846&r2=307847&view=diff
==============================================================================
--- cfe/trunk/lib/Driver/ToolChains/Arch/Mips.cpp (original)
+++ cfe/trunk/lib/Driver/ToolChains/Arch/Mips.cpp Wed Jul 12 14:13:05 2017
@@ -301,6 +301,7 @@ void mips::getMIPSTargetFeatures(const D
                    "nomadd4");
   AddTargetFeature(Args, Features, options::OPT_mlong_calls,
                    options::OPT_mno_long_calls, "long-calls");
+  AddTargetFeature(Args, Features, options::OPT_mmt, options::OPT_mno_mt,"mt");
 }
 
 mips::NanEncoding mips::getSupportedNanEncoding(StringRef &CPU) {

Modified: cfe/trunk/test/Driver/mips-features.c
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/test/Driver/mips-features.c?rev=307847&r1=307846&r2=307847&view=diff
==============================================================================
--- cfe/trunk/test/Driver/mips-features.c (original)
+++ cfe/trunk/test/Driver/mips-features.c Wed Jul 12 14:13:05 2017
@@ -70,6 +70,18 @@
 // RUN:   | FileCheck --check-prefix=CHECK-NOMMSA %s
 // CHECK-NOMMSA: "-target-feature" "-msa"
 //
+// -mmt
+// RUN: %clang -target mips-linux-gnu -### -c %s \
+// RUN:     -mno-mt -mmt 2>&1 \
+// RUN:   | FileCheck --check-prefix=CHECK-MMT %s
+// CHECK-MMT: "-target-feature" "+mt"
+//
+// -mno-mt
+// RUN: %clang -target mips-linux-gnu -### -c %s \
+// RUN:     -mmt -mno-mt 2>&1 \
+// RUN:   | FileCheck --check-prefix=CHECK-NOMMT %s
+// CHECK-NOMMT: "-target-feature" "-mt"
+//
 // -modd-spreg
 // RUN: %clang -target mips-linux-gnu -### -c %s -mno-odd-spreg -modd-spreg 2>&1 \
 // RUN:   | FileCheck --check-prefix=CHECK-MODDSPREG %s