diff options
Diffstat (limited to 'sysdeps/s390')
| -rw-r--r-- | sysdeps/s390/bits/byteswap.h (renamed from sysdeps/s390/s390-64/bits/byteswap.h) | 56 | ||||
| -rw-r--r-- | sysdeps/s390/bits/link.h | 13 | ||||
| -rw-r--r-- | sysdeps/s390/bits/setjmp.h (renamed from sysdeps/s390/s390-32/bits/setjmp.h) | 9 | ||||
| -rw-r--r-- | sysdeps/s390/bits/wordsize.h | 7 | ||||
| -rw-r--r-- | sysdeps/s390/s390-32/bits/byteswap.h | 91 | ||||
| -rw-r--r-- | sysdeps/s390/s390-32/bits/link.h | 5 | ||||
| -rw-r--r-- | sysdeps/s390/s390-64/bits/link.h | 5 | ||||
| -rw-r--r-- | sysdeps/s390/s390-64/bits/setjmp.h | 52 |
8 files changed, 81 insertions, 157 deletions
diff --git a/sysdeps/s390/s390-64/bits/byteswap.h b/sysdeps/s390/bits/byteswap.h index b8cfdb2cb5..6a4b4ae425 100644 --- a/sysdeps/s390/s390-64/bits/byteswap.h +++ b/sysdeps/s390/bits/byteswap.h @@ -1,5 +1,5 @@ -/* Macros to swap the order of bytes in integer values. 64 bit S/390 version. - Copyright (C) 2001, 2002 Free Software Foundation, Inc. +/* Macros to swap the order of bytes in integer values. s390 version. + Copyright (C) 2000, 2001, 2002 Free Software Foundation, Inc. Contributed by Martin Schwidefsky (schwidefsky@de.ibm.com). This file is part of the GNU C Library. @@ -22,6 +22,8 @@ # error "Never use <bits/byteswap.h> directly; include <byteswap.h> instead." #endif +#include <bits/wordsize.h> + #ifndef _BITS_BYTESWAP_H #define _BITS_BYTESWAP_H 1 @@ -30,7 +32,8 @@ /* Swap bytes in 16 bit value. */ #if defined __GNUC__ && __GNUC__ >= 2 -# define __bswap_16(x) \ +# if __WORDSIZE == 64 +# define __bswap_16(x) \ (__extension__ \ ({ unsigned short int __v; \ if (__builtin_constant_p (x)) \ @@ -42,6 +45,23 @@ : "=&d" (__v) : "m" (__tmp) ); \ } \ __v; })) +# else +# define __bswap_16(x) \ + (__extension__ \ + ({ unsigned short int __v; \ + if (__builtin_constant_p (x)) \ + __v = __bswap_constant_16 (x); \ + else { \ + unsigned short int __tmp = (unsigned short int) (x); \ + __asm__ __volatile__ ( \ + "sr %0,%0\n" \ + "la 1,%1\n" \ + "icm %0,2,1(1)\n" \ + "ic %0,0(1)" \ + : "=&d" (__v) : "m" (__tmp) : "1"); \ + } \ + __v; })) +# endif #else /* This is better than nothing. */ #define __bswap_16(x) __bswap_constant_16 (x) @@ -53,6 +73,7 @@ (((x) & 0x0000ff00) << 8) | (((x) & 0x000000ff) << 24)) #if defined __GNUC__ && __GNUC__ >= 2 +# if __WORDSIZE == 64 # define __bswap_32(x) \ (__extension__ \ ({ unsigned int __v; \ @@ -65,6 +86,24 @@ : "=&d" (__v) : "m" (__tmp)); \ } \ __v; })) +# else +# define __bswap_32(x) \ + (__extension__ \ + ({ unsigned int __v; \ + if (__builtin_constant_p (x)) \ + __v = __bswap_constant_32 (x); \ + else { \ + unsigned int __tmp = (unsigned int) (x); \ + __asm__ __volatile__ ( \ + "la 1,%1\n" \ + "icm %0,8,3(1)\n" \ + "icm %0,4,2(1)\n" \ + "icm %0,2,1(1)\n" \ + "ic %0,0(1)" \ + : "=&d" (__v) : "m" (__tmp) : "1"); \ + } \ + __v; })) +# endif #else # define __bswap_32(x) __bswap_constant_32 (x) #endif @@ -77,6 +116,7 @@ (((x)&0x000000000000ff00) << 40) | (((x)&0x00000000000000ff) << 56)) #if defined __GNUC__ && __GNUC__ >= 2 +# if __WORDSIZE == 64 # define __bswap_64(x) \ (__extension__ \ ({ unsigned long __w; \ @@ -89,6 +129,16 @@ : "=&d" (__w) : "m" (__tmp)); \ } \ __w; })) +# else +# define __bswap_64(x) \ + __extension__ \ + ({ union { unsigned long long int __ll; \ + unsigned long int __l[2]; } __w, __r; \ + __w.__ll = (x); \ + __r.__l[0] = __bswap_32 (__w.__l[1]); \ + __r.__l[1] = __bswap_32 (__w.__l[0]); \ + __r.__ll; }) +# endif #else # define __bswap_64(x) __bswap_constant_64 (x) #endif diff --git a/sysdeps/s390/bits/link.h b/sysdeps/s390/bits/link.h new file mode 100644 index 0000000000..fc1fba363a --- /dev/null +++ b/sysdeps/s390/bits/link.h @@ -0,0 +1,13 @@ +#if __WORDSIZE == 64 +struct link_map_machine + { + Elf64_Addr plt; /* Address of .plt + 0x2e */ + Elf64_Addr gotplt; /* Address of .got + 0x18 */ + }; +#else +struct link_map_machine + { + Elf32_Addr plt; /* Address of .plt + 0x2c */ + Elf32_Addr gotplt; /* Address of .got + 0x0c */ + }; +#endif diff --git a/sysdeps/s390/s390-32/bits/setjmp.h b/sysdeps/s390/bits/setjmp.h index 607cdaf11a..35bc9a53f3 100644 --- a/sysdeps/s390/s390-32/bits/setjmp.h +++ b/sysdeps/s390/bits/setjmp.h @@ -1,4 +1,4 @@ -/* Copyright (C) 2000, 2001 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 @@ -21,6 +21,8 @@ #ifndef __S390_SETJMP_H__ #define __S390_SETJMP_H__ +#include <bits/wordsize.h> + #define __JB_GPR6 0 #define __JB_GPR7 1 #define __JB_GPR8 2 @@ -38,8 +40,13 @@ 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 diff --git a/sysdeps/s390/bits/wordsize.h b/sysdeps/s390/bits/wordsize.h new file mode 100644 index 0000000000..4f50d8586c --- /dev/null +++ b/sysdeps/s390/bits/wordsize.h @@ -0,0 +1,7 @@ +/* Determine the wordsize from the preprocessor defines. */ + +#if defined __s390x__ +# define __WORDSIZE 64 +#else +# define __WORDSIZE 32 +#endif diff --git a/sysdeps/s390/s390-32/bits/byteswap.h b/sysdeps/s390/s390-32/bits/byteswap.h deleted file mode 100644 index ae128042f1..0000000000 --- a/sysdeps/s390/s390-32/bits/byteswap.h +++ /dev/null @@ -1,91 +0,0 @@ -/* Macros to swap the order of bytes in integer values. s390 version. - Copyright (C) 2000, 2001, 2002 Free Software Foundation, Inc. - Contributed by Martin Schwidefsky (schwidefsky@de.ibm.com). - This file is part of the GNU C Library. - - The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Lesser General Public - License as published by the Free Software Foundation; either - version 2.1 of the License, or (at your option) any later version. - - The GNU C Library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public - License along with the GNU C Library; if not, write to the Free - Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA - 02111-1307 USA. */ - -#if !defined _BYTESWAP_H && !defined _NETINET_IN_H -# error "Never use <bits/byteswap.h> directly; include <byteswap.h> instead." -#endif - -#ifndef _BITS_BYTESWAP_H -#define _BITS_BYTESWAP_H 1 - -#define __bswap_constant_16(x) \ - ((((x) >> 8) & 0xff) | (((x) & 0xff) << 8)) - -/* Swap bytes in 16 bit value. */ -#if defined __GNUC__ && __GNUC__ >= 2 -# define __bswap_16(x) \ - (__extension__ \ - ({ unsigned short int __v; \ - if (__builtin_constant_p (x)) \ - __v = __bswap_constant_16 (x); \ - else { \ - unsigned short int __tmp = (unsigned short int) (x); \ - __asm__ __volatile__ ( \ - "sr %0,%0\n" \ - "la 1,%1\n" \ - "icm %0,2,1(1)\n" \ - "ic %0,0(1)" \ - : "=&d" (__v) : "m" (__tmp) : "1"); \ - } \ - __v; })) -#else -/* This is better than nothing. */ -#define __bswap_16(x) __bswap_constant_16 (x) -#endif - -/* Swap bytes in 32 bit value. */ -#define __bswap_constant_32(x) \ - ((((x) & 0xff000000) >> 24) | (((x) & 0x00ff0000) >> 8) | \ - (((x) & 0x0000ff00) << 8) | (((x) & 0x000000ff) << 24)) - -#if defined __GNUC__ && __GNUC__ >= 2 -# define __bswap_32(x) \ - (__extension__ \ - ({ unsigned int __v; \ - if (__builtin_constant_p (x)) \ - __v = __bswap_constant_32 (x); \ - else { \ - unsigned int __tmp = (unsigned int) (x); \ - __asm__ __volatile__ ( \ - "la 1,%1\n" \ - "icm %0,8,3(1)\n" \ - "icm %0,4,2(1)\n" \ - "icm %0,2,1(1)\n" \ - "ic %0,0(1)" \ - : "=&d" (__v) : "m" (__tmp) : "1"); \ - } \ - __v; })) -#else -# define __bswap_32(x) __bswap_constant_32 (x) -#endif - -#if defined __GNUC__ && __GNUC__ >= 2 -/* Swap bytes in 64 bit value. */ -# define __bswap_64(x) \ - __extension__ \ - ({ union { unsigned long long int __ll; \ - unsigned long int __l[2]; } __w, __r; \ - __w.__ll = (x); \ - __r.__l[0] = __bswap_32 (__w.__l[1]); \ - __r.__l[1] = __bswap_32 (__w.__l[0]); \ - __r.__ll; }) -#endif - -#endif /* _BITS_BYTESWAP_H */ diff --git a/sysdeps/s390/s390-32/bits/link.h b/sysdeps/s390/s390-32/bits/link.h deleted file mode 100644 index 962cf56851..0000000000 --- a/sysdeps/s390/s390-32/bits/link.h +++ /dev/null @@ -1,5 +0,0 @@ -struct link_map_machine - { - Elf32_Addr plt; /* Address of .plt + 0x2c */ - Elf32_Addr gotplt; /* Address of .got + 0x0c */ - }; diff --git a/sysdeps/s390/s390-64/bits/link.h b/sysdeps/s390/s390-64/bits/link.h deleted file mode 100644 index 34add4ffaa..0000000000 --- a/sysdeps/s390/s390-64/bits/link.h +++ /dev/null @@ -1,5 +0,0 @@ -struct link_map_machine - { - Elf64_Addr plt; /* Address of .plt + 0x2e */ - Elf64_Addr gotplt; /* Address of .got + 0x18 */ - }; diff --git a/sysdeps/s390/s390-64/bits/setjmp.h b/sysdeps/s390/s390-64/bits/setjmp.h deleted file mode 100644 index 1bb3645f9c..0000000000 --- a/sysdeps/s390/s390-64/bits/setjmp.h +++ /dev/null @@ -1,52 +0,0 @@ -/* Copyright (C) 2001 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 - modify it under the terms of the GNU Lesser General Public - License as published by the Free Software Foundation; either - version 2.1 of the License, or (at your option) any later version. - - The GNU C Library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public - License along with the GNU C Library; if not, write to the Free - Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA - 02111-1307 USA. */ - -/* Define the machine-dependent type `jmp_buf'. 64 bit S/390 version. */ - -#ifndef __S390_SETJMP_H__ -#define __S390_SETJMP_H__ - -#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 { - /* We save registers 6-15. */ - long int __gregs[10]; - - /* We save fpu registers 4 and 6. */ - long __fpregs[8]; -} __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__ */ |