From ce883c1f8461b2f9ecf3004ebd626b0cd5c93e35 Mon Sep 17 00:00:00 2001 From: Jim Wilson Date: Mon, 17 Oct 1994 16:29:38 -0700 Subject: [PATCH] (va_arg): Add little endian mips3 support. From-SVN: r8296 --- gcc/ginclude/va-mips.h | 17 +++++++++++++++-- 1 file changed, 15 insertions(+), 2 deletions(-) diff --git a/gcc/ginclude/va-mips.h b/gcc/ginclude/va-mips.h index 8eeb3eac000..33774dcff62 100644 --- a/gcc/ginclude/va-mips.h +++ b/gcc/ginclude/va-mips.h @@ -59,11 +59,24 @@ void va_end (__gnuc_va_list); /* Defined in libgcc.a */ /* We cast to void * and then to TYPE * because this avoids a warning about increasing the alignment requirement. */ +/* The __mips==3 cases are reversed from the 32 bit cases, because the standard + 32 bit calling convention left-aligns all parameters smaller than a word, + whereas the __mips==3 calling convention does not (and hence they are + right aligned). */ #if __mips==3 +#ifdef __MIPSEB__ #define va_arg(__AP, __type) \ - ((__type *) (void *) (__AP = (char *) ((((int)__AP + 8 - 1) & -8) \ - + __va_rounded_size (__type))))[-1] + ((__type *) (void *) (__AP = (char *) ((((int)__AP + 8 - 1) & -8) \ + + __va_rounded_size (__type))))[-1] #else +#define va_arg(__AP, __type) \ + ((__AP = (char *) ((((int)__AP + 8 - 1) & -8) \ + + __va_rounded_size (__type))), \ + *(__type *) (void *) (__AP - __va_rounded_size (__type))) +#endif + +#else /* not __mips==3 */ + #ifdef __MIPSEB__ /* For big-endian machines. */ #define va_arg(__AP, __type) \ -- 2.30.2