backport: sh.h (SH_DBX_REGISTER_NUMBER): Handle PR_MEDIA_REG.

	Merged from basic improvements branch (excerpt):

	2002-11-19  Kaz Kojima  <kkojima@gcc.gnu.org>
	* config/sh/sh.h (SH_DBX_REGISTER_NUMBER): Handle PR_MEDIA_REG.

From-SVN: r59889

gcc/ChangeLog

+Fri Dec  6 15:44:46 2002  J"orn Rennecke <joern.rennecke@superh.com>
+	Merged from basic improvements branch (excerpt):
+
+	2002-11-19  Kaz Kojima  <kkojima@gcc.gnu.org>
+	* config/sh/sh.h (SH_DBX_REGISTER_NUMBER): Handle PR_MEDIA_REG.
+
 2002-12-06  Jakub Jelinek  <jakub@redhat.com>
 
 	* expr.c (expand_expr) <case COND_EXPR>: Never modify exp in place.

gcc/config/sh/sh.h

@@ -2962,6 +2962,8 @@ while (0)
    ? ((REGNO) - FIRST_TARGET_REG + 68) \
    : (REGNO) == PR_REG \
    ? (TARGET_SH5 ? 241 : 17) \
+   : (REGNO) == PR_MEDIA_REG \
+   ? (TARGET_SH5 ? 18 : -1) \
    : (REGNO) == T_REG \
    ? (TARGET_SH5 ? 242 : 18) \
    : (REGNO) == GBR_REG \