Add Solaris support

From-SVN: r11875

gcc/ginclude/va-ppc.h

@@ -5,9 +5,16 @@
 #ifndef __GNUC_VA_LIST
 #define __GNUC_VA_LIST
 
+#ifndef _SYS_VA_LIST_H
+#define _SYS_VA_LIST_H		/* Solaris sys/va_list.h */
+
+/* Solaris decided to rename overflow_arg_area to input_arg_area,
+   so handle it via a macro.  */
+#define __va_overflow(AP) (AP)->overflow_arg_area
+
 /* Note that the names in this structure are in the user's namespace, but
    that the V.4 abi explicitly states that these names should be used.  */
-typedef struct {
+typedef struct __va_list_tag {
   char gpr;			/* index into the array of 8 GPRs stored in the
 				   register save area gpr=0 corresponds to r3,
 				   gpr=1 to r4, etc. */
@@ -17,7 +24,14 @@ typedef struct {
   char *overflow_arg_area;	/* location on stack that holds the next
 				   overflow argument */
   char *reg_save_area;		/* where r3:r10 and f1:f8, if saved are stored */
-} __gnuc_va_list[1];
+} __va_list[1], __gnuc_va_list[1];
+
+#else /* _SYS_VA_LIST */
+
+typedef __va_list __gnuc_va_list;
+#define __va_overflow(AP) (AP)->input_arg_area
+
+#endif /* not _SYS_VA_LIST */
 #endif /* not __GNUC_VA_LIST */
 
 /* If this is for internal libc use, don't define anything but
@@ -64,9 +78,9 @@ __extension__ ({							\
    (AP)->fpr = __va_fregno - 33;					\
    (AP)->reg_save_area = (((char *) __builtin_frame_address (0))	\
 			  + __va_varargs_offset);			\
-   (AP)->overflow_arg_area = ((char *)__builtin_saveregs ()		\
-			      + (((__words >= 8) ? __words - 8 : 0)	\
-				 * sizeof (long)));			\
+   __va_overflow(AP) = ((char *)__builtin_saveregs ()			\
+			+ (((__words >= 8) ? __words - 8 : 0)		\
+			   * sizeof (long)));				\
    (void)0;								\
 })
 
@@ -129,22 +143,22 @@ __extension__ (*({							\
 	   && (AP)->gpr < 8)						\
     {									\
       (AP)->gpr = 8;							\
-      __ptr = (TYPE *) (void *) ((AP)->overflow_arg_area);		\
-      (AP)->overflow_arg_area += __va_size (TYPE) * sizeof (long);	\
+      __ptr = (TYPE *) (void *) (__va_overflow(AP));			\
+      __va_overflow(AP) += __va_size (TYPE) * sizeof (long);		\
     }									\
 									\
   else if (__va_aggregate_p (TYPE))					\
     {									\
-      __ptr = * (TYPE **) (void *) ((AP)->overflow_arg_area);		\
-      (AP)->overflow_arg_area += sizeof (TYPE *);			\
+      __ptr = * (TYPE **) (void *) (__va_overflow(AP));			\
+      __va_overflow(AP) += sizeof (TYPE *);				\
     }									\
   else									\
     {									\
-      if (__va_longlong_p(TYPE) && ((long)(AP)->overflow_arg_area & 4) != 0) \
-	(AP)->overflow_arg_area += 4;					\
+      if (__va_longlong_p(TYPE) && ((long)__va_overflow(AP) & 4) != 0)	\
+	__va_overflow(AP) += 4;						\
 									\
-      __ptr = (TYPE *) (void *) ((AP)->overflow_arg_area);		\
-      (AP)->overflow_arg_area += __va_size (TYPE) * sizeof (long);	\
+      __ptr = (TYPE *) (void *) (__va_overflow(AP));			\
+      __va_overflow(AP) += __va_size (TYPE) * sizeof (long);		\
     }									\
 									\
   __ptr;								\