RISC-OS 5.0 changes.

From-SVN: r2303

gcc/config/mips/bsd-4.h

@@ -19,7 +19,8 @@ the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
 
 #define MIPS_BSD43
 
-#define CPP_PREDEFINES "-Dmips -Dunix -Dhost_mips -DMIPSEB -DR3000 -DSYSTYPE_BSD43"
+#define CPP_PREDEFINES "-Dmips -Dunix -Dhost_mips -DMIPSEB -DR3000 -DSYSTYPE_BSD43 \
+-D_mips -D_unix -D_host_mips -D_MIPSEB -D_R3000 -D_SYSTYPE_BSD43"
 
 #define SYSTEM_INCLUDE_DIR "/bsd43/usr/include"
 

gcc/config/mips/mips.c

@@ -2845,17 +2845,13 @@ override_options ()
     }
 #endif
 
-#ifdef _IOLBF
+#if defined(_IOLBF)
+#if defined(ultrix) || defined(__ultrix) || defined(__OSF1__) || defined(__osf__) || defined(osf)
   /* If -mstats and -quiet, make stderr line buffered.  */
   if (quiet_flag && TARGET_STATS)
-    {
-#if defined (MIPS_BSD43) || defined (MIPS_NEWS)
-      setlinebuf (stderr);
-#else
-      setvbuf (stderr, (char *)0, _IOLBF, BUFSIZ);
+    setvbuf (stderr, (char *)0, _IOLBF, BUFSIZ);
 #endif
 #endif
-    }
 
   /* Set up the classification arrays now.  */
   mips_rtx_classify[(int)PLUS]  = CLASS_ADD_OP;

gcc/config/mips/mips.h

@@ -372,7 +372,8 @@ while (0)
 /* Names to predefine in the preprocessor for this target machine.  */
 
 #ifndef CPP_PREDEFINES
-#define CPP_PREDEFINES "-Dmips -Dunix -Dhost_mips -DMIPSEB -DR3000 -DSYSTYPE_BSD43"
+#define CPP_PREDEFINES "-Dmips -Dunix -Dhost_mips -DMIPSEB -DR3000 -DSYSTYPE_BSD43 \
+-D_mips -D_unix -D_host_mips -D_MIPSEB -D_R3000 -D_SYSTYPE_BSD43"
 #endif
 
 /* Extra switches sometimes passed to the assembler.  */

gcc/config/mips/svr3-4.h

@@ -19,7 +19,8 @@ the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
 
 #define MIPS_SYSV
 
-#define CPP_PREDEFINES "-Dmips -Dunix -Dhost_mips -DMIPSEB -DR3000 -DSYSTYPE_SYSV"
+#define CPP_PREDEFINES "-Dmips -Dunix -Dhost_mips -DMIPSEB -DR3000 -DSYSTYPE_SYSV \
+-D_mips -D_unix -D_host_mips -D_MIPSEB -D_R3000 -D_SYSTYPE_SYSV"
 
 #define SYSTEM_INCLUDE_DIR "/sysv/usr/include"
 

gcc/config/mips/svr4-4.h

@@ -19,7 +19,8 @@ the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
 
 #define MIPS_SVR4
 
-#define CPP_PREDEFINES "-Dmips -Dunix -Dhost_mips -DMIPSEB -DR3000 -DSYSTYPE_SVR4"
+#define CPP_PREDEFINES "-Dmips -Dunix -Dhost_mips -DMIPSEB -DR3000 -DSYSTYPE_SVR4 \
+-D_mips -D_unix -D_host_mips -D_MIPSEB -D_R3000 -D_SYSTYPE_SVR4"
 
 #define SYSTEM_INCLUDE_DIR "/svr4/usr/include"