From a334319f6530564d22e775935d9c91663623a1b4 Mon Sep 17 00:00:00 2001 From: Ulrich Drepper Date: Wed, 22 Dec 2004 20:10:10 +0000 Subject: (CFLAGS-tst-align.c): Add -mpreferred-stack-boundary=4. --- sysdeps/s390/bits/setjmp.h | 45 ++++++++++++++++++++++++++++----------------- 1 file changed, 28 insertions(+), 17 deletions(-) (limited to 'sysdeps/s390/bits/setjmp.h') diff --git a/sysdeps/s390/bits/setjmp.h b/sysdeps/s390/bits/setjmp.h index 5588c03301..35bc9a53f3 100644 --- a/sysdeps/s390/bits/setjmp.h +++ b/sysdeps/s390/bits/setjmp.h @@ -1,4 +1,4 @@ -/* Copyright (C) 2000,2001,2002,2005,2006 Free Software Foundation, Inc. +/* Copyright (C) 2000, 2001, 2002 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -21,28 +21,39 @@ #ifndef __S390_SETJMP_H__ #define __S390_SETJMP_H__ -#if !defined _SETJMP_H && !defined _PTHREAD_H -# error "Never include directly; use instead." -#endif - #include +#define __JB_GPR6 0 +#define __JB_GPR7 1 +#define __JB_GPR8 2 +#define __JB_GPR9 3 +#define __JB_GPR10 4 +#define __JB_GPR11 5 +#define __JB_GPR12 6 +#define __JB_GPR13 7 +#define __JB_GPR14 8 +#define __JB_GPR15 9 + #ifndef _ASM -typedef struct __s390_jmp_buf -{ - /* We save registers 6-15. */ - long int __gregs[10]; - -# if __WORDSIZE == 64 - /* We save fpu registers 1, 3, 5 and 7. */ - long __fpregs[8]; -# else - /* We save fpu registers 4 and 6. */ - long __fpregs[4]; -# endif +typedef struct { + /* We save registers 6-15. */ + long int __gregs[10]; + +#if __WORDSIZE == 64 + /* We save fpu registers 1, 3, 5 and 7. */ + long __fpregs[8]; +#else + /* We save fpu registers 4 and 6. */ + long __fpregs[4]; +#endif } __jmp_buf[1]; #endif +/* Test if longjmp to JMPBUF would unwind the frame + containing a local variable at ADDRESS. */ +#define _JMPBUF_UNWINDS(jmpbuf, address) \ + ((void *) (address) < (void *) (jmpbuf)->__gregs[__JB_GPR15]) + #endif /* __S390_SETJMP_H__ */ -- cgit v1.2.3