vxarm.h: Split out vxWorks support into separate headerfile and vxify.

        * arm/vxarm.h: Split out vxWorks support into separate headerfile
        and vxify.
        * arm/arm.c (cpu_defaults): Allow arm710 as default.
        * configure.in: Split out vxWorks support for Arm.
        * configure: Rebuilt.

From-SVN: r25932

gcc/ChangeLog

+1999-01-23  Mike Stump  <mrs@wrs.com>
+
+	* arm/vxarm.h: Split out vxWorks support into separate headerfile
+	and vxify.
+	* arm/arm.c (cpu_defaults): Allow arm710 as default.
+	
+	* configure.in: Split out vxWorks support for Arm.
+	* configure: Rebuilt.
+
 Tue Mar 23 11:20:03 1999  Per Bothner  <bothner@cygnus.com>
 
 	* tree.c (first_rtl_op, has_cleanups):  Handle GOTO_SUBROUTINE_EXPR.

gcc/config/arm/arm.c

@@ -320,6 +320,7 @@ arm_override_options ()
 	{ TARGET_CPU_arm2,      "arm2" },
 	{ TARGET_CPU_arm6,      "arm6" },
 	{ TARGET_CPU_arm610,    "arm610" },
+	{ TARGET_CPU_arm710,	"arm710" },
 	{ TARGET_CPU_arm7m,     "arm7m" },
 	{ TARGET_CPU_arm7500fe, "arm7500fe" },
 	{ TARGET_CPU_arm7tdmi,  "arm7tdmi" },

gcc/config/arm/vxarm.h

+#undef SUBTARGET_CPP_SPEC
+#define SUBTARGET_CPP_SPEC      "%{march=arm710:-DCPU=ARM710A} \
+%{march=arm7tdmi:-DCPU=ARM7TDMI} \
+%{march=arm810:-DCPU=ARM810} \
+%{march=strongarm110:-DCPU=ARMSA110} \
+%{!march=*: \
+ %{mcpu=arm710:-DCPU=ARM710A} \
+ %{mcpu=arm7tdmi:-DCPU=ARM7TDMI} \
+ %{mcpu=arm810:-DCPU=ARM810} \
+ %{mcpu=strongarm110:-DCPU=ARMSA110}} \
+%{!mcpu*:%{!march=*:-DCPU=ARM710A}} \
+"
+
+#define SUBTARGET_CPU_DEFAULT TARGET_CPU_arm710
+
+#undef CPP_PREDEFINES
+#define CPP_PREDEFINES  "-D__vxworks -D__arm__ -Acpu(arm) -Amachine(arm)"
+
+/* VxWorks does all the library stuff itself.  */
+
+#undef LIB_SPEC
+#define LIB_SPEC ""
+
+/* VxWorks uses object files, not loadable images.  make linker just
+   combine objects. */
+
+#undef LINK_SPEC
+#define LINK_SPEC "-r"
+
+/* VxWorks provides the functionality of crt0.o and friends itself.  */
+
+#undef STARTFILE_SPEC
+#define STARTFILE_SPEC ""
+
+#undef ENDFILE_SPEC
+#define ENDFILE_SPEC ""

gcc/configure.in

@@ -665,6 +665,10 @@ changequote([,])dnl
 		tm_file=arm/coff.h
 		tmake_file=arm/t-bare
 		;;
+	arm-*-vxworks*)
+		tm_file="arm/coff.h arm/vxarm.h"
+		tmake_file=arm/t-bare
+		;;
 changequote(,)dnl
 	arm-*-riscix1.[01]*)		# Acorn RISC machine (early versions)
 changequote([,])dnl