Pass -shared/-non_shared to MIPS 3.0 linker if passed.

From-SVN: r1968

gcc/config/mips/bsd-4.h

@@ -36,7 +36,7 @@ the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
 %{!mgas: \
 	%{EB} %{!EB: -EB} \
 	%{EL: %e-EL not supported} \
-	%{bestGnum} \
+	%{bestGnum} %{shared} %{non_shared} \
 	%{mips1} %{mips2} %{mips3} \
 	-systype /bsd43/ }"
 		    

gcc/config/mips/dec-osf1.h

@@ -17,10 +17,20 @@ You should have received a copy of the GNU General Public License
 along with GNU CC; see the file COPYING.  If not, write to
 the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
 
-#define DECSTATION
 #define DEC_OSF1
 
 #define CPP_PREDEFINES "-D__ANSI_COMPAT \
 -DMIPSEL -DR3000 -DSYSTYPE_BSD -D_SYSTYPE_BSD -Dbsd4_2 -Dhost_mips -Dmips -Dosf -Dunix"
 
+#define LINK_SPEC "\
+%{G*} \
+%{!mgas: \
+	%{EL} %{!EL: -EL} \
+	%{EB: %e-EB not supported} \
+	%{mips1} %{mips2} %{mips3} \
+	%{bestGnum} %{shared} %{non_shared}}"
+
 #include "decstatn.h"
+
+/* turn off collect2 COFF support, since ldfcn now has elf declaration */
+#undef OBJECT_FORMAT_COFF

gcc/config/mips/iris3.h

@@ -52,7 +52,7 @@ the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
 #define LINK_SPEC "\
 %{G*} \
 %{!mgas: %{mips1} %{mips2} %{mips3} \
-	 %{bestGnum}}"
+	 %{bestGnum} %{shared} %{non_shared}}"
 
 /* Always use 1 for .file number.  I [meissner@osf.org] wonder why
    IRIS needs this.  */

gcc/config/mips/mips.h

@@ -424,7 +424,7 @@ while (0)
 	%{EB} %{!EB:-EB} \
 	%{EL: %e-EL not supported} \
 	%{mips1} %{mips2} %{mips3} \
-	%{bestGnum}}"
+	%{bestGnum} %{shared} %{non_shared}}"
 #endif				/* LINK_SPEC defined */
 
 /* Define this macro meaning that `gcc' should find the library

gcc/config/mips/news5.h

@@ -35,7 +35,7 @@ the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
 %{G*} \
 %{!mgas: %{mips1} %{mips2} %{mips3} \
 	 %{EB} %{!EB:-EB} %{EL: %e-EL not supported} \
-	 %{bestGnum}}"
+	 %{bestGnum} %{shared} %{non_shared}}"
 		    
 #define LIB_SPEC "\
 %{ZBSD43: -L/usr/ucblib -lucb -lresolv -lsocket -lnsl} \

gcc/config/mips/svr3-4.h

@@ -36,7 +36,7 @@ the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
 %{!mgas: \
 	%{EB} %{!EB:-EB} \
 	%{EL: %e-EL not supported} \
-	%{bestGnum} \
+	%{bestGnum} %{shared} %{non_shared} \
 	%{mips1} %{mips2} %{mips3} \
 	-systype /sysv/}"
 		    

gcc/config/mips/svr4-4.h

@@ -36,7 +36,7 @@ the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
 %{!mgas: \
 	%{EB} %{!EB:-EB} \
 	%{EL: %e-EL not supported} \
-	%{bestGnum} \
+	%{bestGnum} %{shared} %{non_shared} \
 	%{mips1} %{mips2} %{mips3} \
 	-systype /svr4/}"
 		    

gcc/config/mips/ultrix.h

@@ -43,6 +43,7 @@ the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
 %{.m:	-D__LANGUAGE_OBJECTIVE_C__ -D__LANGUAGE_OBJECTIVE_C} \
 %{!.S:	-D__LANGUAGE_C__  -D__LANGUAGE_C %{!ansi:-DLANGUAGE_C}}"
 
+#ifndef LINK_SPEC
 #define LINK_SPEC "\
 %{G*} \
 %{!mgas: \
@@ -50,6 +51,7 @@ the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
 	%{EB: %e-EB not supported} \
 	%{mips1} %{mips2} %{mips3} \
 	%{bestGnum}}"
+#endif
 
 #define LIB_SPEC "%{p:-lprof1} %{pg:-lprof1} -lc"