arc-common.c (arc_handle_option): Add NPS400 support, setup defaults.

2016-04-28  Andrew Burgess  <andrew.burgess@embecosm.com>

        * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
        support, setup defaults.
        * config/arc/arc-opts.h (enum processor_type): Add NPS400.
        * config/arc/arc.c (arc_init): Add NPS400 support.
        * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
        (TARGET_ARC700): NPS400 is also an ARC700.
        * config/arc/arc.opt: Add NPS400 options to -mcpu=.

From-SVN: r235584

gcc/ChangeLog

+2016-04-28  Andrew Burgess  <andrew.burgess@embecosm.com>
+
+	* common/config/arc/arc-common.c (arc_handle_option): Add NPS400
+	support, setup defaults.
+	* config/arc/arc-opts.h (enum processor_type): Add NPS400.
+	* config/arc/arc.c (arc_init): Add NPS400 support.
+	* config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
+	(TARGET_ARC700): NPS400 is also an ARC700.
+	* config/arc/arc.opt: Add NPS400 options to -mcpu=.
+
 2016-04-28  Segher Boessenkool  <segher@kernel.crashing.org>
 
 	PR target/70668

gcc/common/config/arc/arc-common.c

@@ -83,6 +83,10 @@ arc_handle_option (struct gcc_options *opts, struct gcc_options *opts_set,
 
       switch (value)
 	{
+	case PROCESSOR_NPS400:
+	  if (! (opts_set->x_TARGET_CASE_VECTOR_PC_RELATIVE) )
+	    opts->x_TARGET_CASE_VECTOR_PC_RELATIVE = 1;
+	  /* Fall through */
 	case PROCESSOR_ARC600:
 	case PROCESSOR_ARC700:
 	  if (! (opts_set->x_target_flags & MASK_BARREL_SHIFTER) )

gcc/config/arc/arc-opts.h

@@ -24,6 +24,7 @@ enum processor_type
   PROCESSOR_ARC600,
   PROCESSOR_ARC601,
   PROCESSOR_ARC700,
+  PROCESSOR_NPS400,
   PROCESSOR_ARCEM,
   PROCESSOR_ARCHS
 };

gcc/config/arc/arc.c

@@ -690,6 +690,11 @@ arc_init (void)
       tune_dflt = TUNE_ARC700_4_2_STD;
       break;
 
+    case PROCESSOR_NPS400:
+      arc_cpu_string = "NPS400";
+      tune_dflt = TUNE_ARC700_4_2_STD;
+      break;
+
     case PROCESSOR_ARCEM:
       arc_cpu_string = "EM";
       break;

gcc/config/arc/arc.h

@@ -138,6 +138,8 @@ along with GCC; see the file COPYING3.  If not see
 %{mdsp-packa:-D__Xdsp_packa} %{mcrc:-D__Xcrc} %{mdvbf:-D__Xdvbf} \
 %{mtelephony:-D__Xtelephony} %{mxy:-D__Xxy} %{mmul64: -D__Xmult32} \
 %{mlock:-D__Xlock} %{mswape:-D__Xswape} %{mrtsc:-D__Xrtsc} \
+%{mcpu=NPS400:-D__NPS400__} \
+%{mcpu=nps400:-D__NPS400__} \
 "
 
 #define CC1_SPEC "\
@@ -305,7 +307,8 @@ along with GCC; see the file COPYING3.  If not see
 
 #define TARGET_ARC600 (arc_cpu == PROCESSOR_ARC600)
 #define TARGET_ARC601 (arc_cpu == PROCESSOR_ARC601)
-#define TARGET_ARC700 (arc_cpu == PROCESSOR_ARC700)
+#define TARGET_ARC700 (arc_cpu == PROCESSOR_ARC700	\
+		       || arc_cpu == PROCESSOR_NPS400)
 #define TARGET_EM     (arc_cpu == PROCESSOR_ARCEM)
 #define TARGET_HS     (arc_cpu == PROCESSOR_ARCHS)
 #define TARGET_V2							\

gcc/config/arc/arc.opt

@@ -189,6 +189,12 @@ EnumValue
 Enum(processor_type) String(arc700) Value(PROCESSOR_ARC700)
 
 EnumValue
+Enum(processor_type) String(nps400) Value(PROCESSOR_NPS400)
+
+EnumValue
+Enum(processor_type) String(NPS400) Value(PROCESSOR_NPS400)
+
+EnumValue
 Enum(processor_type) String(ARCEM) Value(PROCESSOR_ARCEM)
 
 EnumValue