[Hexagon] Add driver options for subtarget features

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@332383 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/include/clang/Driver/Options.td b/include/clang/Driver/Options.td
index 0919f97665bf85c59f3655719180212b1a63141b..5b0593aaa9405e097fc4929e7001aaa09d08bfcb 100644 (file)
--- a/include/clang/Driver/Options.td
+++ b/include/clang/Driver/Options.td
@@ -2562,23 +2562,35 @@ def mv62 : Flag<["-"], "mv62">, Group<m_hexagon_Features_Group>,
   Alias<mcpu_EQ>, AliasArgs<["hexagonv62"]>;
 def mv65 : Flag<["-"], "mv65">, Group<m_hexagon_Features_Group>,
   Alias<mcpu_EQ>, AliasArgs<["hexagonv65"]>;
-def mhexagon_hvx : Flag<[ "-" ], "mhvx">, Group<m_hexagon_Features_HVX_Group>,
+def mhexagon_hvx : Flag<["-"], "mhvx">, Group<m_hexagon_Features_HVX_Group>,
   HelpText<"Enable Hexagon Vector eXtensions">;
-def mhexagon_hvx_EQ : Joined<[ "-" ], "mhvx=">,
+def mhexagon_hvx_EQ : Joined<["-"], "mhvx=">,
   Group<m_hexagon_Features_HVX_Group>,
   HelpText<"Enable Hexagon Vector eXtensions">;
-def mno_hexagon_hvx : Flag<[ "-" ], "mno-hvx">,
+def mno_hexagon_hvx : Flag<["-"], "mno-hvx">,
   Group<m_hexagon_Features_HVX_Group>,
   HelpText<"Disable Hexagon Vector eXtensions">;
-def mhexagon_hvx_length_EQ : Joined<[ "-" ], "mhvx-length=">,
+def mhexagon_hvx_length_EQ : Joined<["-"], "mhvx-length=">,
   Group<m_hexagon_Features_HVX_Group>, HelpText<"Set Hexagon Vector Length">,
   Values<"64B,128B">;
 def ffixed_r19: Flag<["-"], "ffixed-r19">,
-  HelpText<"Reserve the r19 register (Hexagon only)">;
+  HelpText<"Reserve register r19 (Hexagon only)">;
+def mmemops : Flag<["-"], "mmemops">, Group<m_hexagon_Features_Group>,
+  Flags<[CC1Option]>, HelpText<"Enable generation of memop instructions">;
+def mno_memops : Flag<["-"], "mno-memops">, Group<m_hexagon_Features_Group>,
+  Flags<[CC1Option]>, HelpText<"Disable generation of memop instructions">;
 def mpackets : Flag<["-"], "mpackets">, Group<m_hexagon_Features_Group>,
   Flags<[CC1Option]>, HelpText<"Enable generation of instruction packets">;
 def mno_packets : Flag<["-"], "mno-packets">, Group<m_hexagon_Features_Group>,
   Flags<[CC1Option]>, HelpText<"Disable generation of instruction packets">;
+def mnvj : Flag<["-"], "mnvj">, Group<m_hexagon_Features_Group>,
+  Flags<[CC1Option]>, HelpText<"Enable generation of new-value jumps">;
+def mno_nvj : Flag<["-"], "mno-nvj">, Group<m_hexagon_Features_Group>,
+  Flags<[CC1Option]>, HelpText<"Disable generation of new-value jumps">;
+def mnvs : Flag<["-"], "mnvs">, Group<m_hexagon_Features_Group>,
+  Flags<[CC1Option]>, HelpText<"Enable generation of new-value stores">;
+def mno_nvs : Flag<["-"], "mno-nvs">, Group<m_hexagon_Features_Group>,
+  Flags<[CC1Option]>, HelpText<"Disable generation of new-value stores">;
 
 
 // X86 feature flags

diff --git a/test/Driver/hexagon-memops.c b/test/Driver/hexagon-memops.c
new file mode 100644 (file)
index 0000000..e7a9428
--- /dev/null
+++ b/test/Driver/hexagon-memops.c
@@ -0,0 +1,10 @@
+// RUN: %clang -target hexagon -### -mmemops %s 2>&1 \
+// RUN:    | FileCheck %s -check-prefix CHECK-MEMOPS
+
+// RUN: %clang -target hexagon -### -mno-memops %s 2>&1 \
+// RUN:    | FileCheck %s -check-prefix CHECK-NO-MEMOPS
+
+// CHECK-MEMOPS: "-target-feature" "+memops"
+
+// CHECK-NO-MEMOPS: "-target-feature" "-memops"
+

diff --git a/test/Driver/hexagon-nvj.c b/test/Driver/hexagon-nvj.c
new file mode 100644 (file)
index 0000000..60d3839
--- /dev/null
+++ b/test/Driver/hexagon-nvj.c
@@ -0,0 +1,10 @@
+// RUN: %clang -target hexagon -### -mnvj %s 2>&1 \
+// RUN:    | FileCheck %s -check-prefix CHECK-NVJ
+
+// RUN: %clang -target hexagon -### -mno-nvj %s 2>&1 \
+// RUN:    | FileCheck %s -check-prefix CHECK-NO-NVJ
+
+// CHECK-NVJ: "-target-feature" "+nvj"
+
+// CHECK-NO-NVJ: "-target-feature" "-nvj"
+

diff --git a/test/Driver/hexagon-nvs.c b/test/Driver/hexagon-nvs.c
new file mode 100644 (file)
index 0000000..a0130e3
--- /dev/null
+++ b/test/Driver/hexagon-nvs.c
@@ -0,0 +1,10 @@
+// RUN: %clang -target hexagon -### -mnvs %s 2>&1 \
+// RUN:    | FileCheck %s -check-prefix CHECK-NVS
+
+// RUN: %clang -target hexagon -### -mno-nvs %s 2>&1 \
+// RUN:    | FileCheck %s -check-prefix CHECK-NO-NVS
+
+// CHECK-NVS: "-target-feature" "+nvs"
+
+// CHECK-NO-NVS: "-target-feature" "-nvs"
+