sparc.c, [...]: Many changes related to V9 code generation.

Sat Apr 18 01:23:11 1998  John Carr  <jfc@mit.edu>
        * sparc.c, sparc.h, sparc.md, sol2.h: Many changes related to V9
        code generation.  Use 64 bit instructions in 32 bit mode when
        possible.  Use V9 return instruction.  UltraSPARC optimizations.
        * sparc.h: Change gen_rtx (CODE to gen_rtx_CODE (.

From-SVN: r19278

gcc/ChangeLog

+Sat Apr 18 01:23:11 1998  John Carr  <jfc@mit.edu>
+
+	* sparc.c, sparc.h, sparc.md, sol2.h: Many changes related to V9
+	code generation.  Use 64 bit instructions in 32 bit mode when
+	possible.  Use V9 return instruction.  UltraSPARC optimizations.
+
+        * sparc.h: Change gen_rtx (CODE to gen_rtx_CODE (.
+
 Fri Apr 17 22:38:17 1998  Jeffrey A Law  (law@cygnus.com)
 
 	* global.c (global_alloc): Don't pass HARD_CONST (0) to find_reg,

gcc/config/sparc/sol2.h

@@ -198,3 +198,9 @@ Boston, MA 02111-1307, USA.  */
 #define TARGET_LIVE_G0	0
 #undef TARGET_BROKEN_SAVERESTORE
 #define TARGET_BROKEN_SAVERESTORE 0
+
+/* Solaris allows 64 bit out and global registers in 32 bit mode.
+   sparc_override_options will disable V8+ if not generating V9 code.  */
+#undef TARGET_DEFAULT
+#define TARGET_DEFAULT (MASK_APP_REGS + MASK_EPILOGUE + MASK_FPU + MASK_V8PLUS)
+