(va_start): Must access anonymous arg as offset from start of argument block.

From-SVN: r2239

(va_start): Must access anonymous arg as offset from start of argument block.
From-SVN: r2239
b085d1c8 · Jim Wilson · 76d76a0e · b085d1c8
Commit b085d1c8 authored Sep 24, 1992 by Jim Wilson
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Showing with 4 additions and 2 deletions

gcc/ginclude/va-i960.h
+4 -2

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--- a/gcc/ginclude/va-i960.h
+++ b/gcc/ginclude/va-i960.h
@@ -31,8 +31,10 @@ typedef unsigned __gnuc_va_list[2];
 		       * __vali (T) + __vsiz (T))

 #ifdef _STDARG_H
-#define va_start(AP, LASTARG) ((AP)[1] = 0, \
-				*(AP) = (unsigned) __builtin_next_arg ())
+#define va_start(AP, LASTARG)				\
+__extension__						\
+({ __asm__ ("st	g14,%0" : "=m" (*(AP)));		\
+   (AP)[1] = (unsigned) __builtin_next_arg () - *AP; })
 #else

 #define	va_alist __builtin_va_alist