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-rw-r--r--sysdeps/s390/s390-32/bits/byteswap.h86
-rw-r--r--sysdeps/s390/s390-32/bits/huge_val.h73
-rw-r--r--sysdeps/s390/s390-32/bits/setjmp.h52
-rw-r--r--sysdeps/s390/s390-32/bits/string.h154
4 files changed, 365 insertions, 0 deletions
diff --git a/sysdeps/s390/s390-32/bits/byteswap.h b/sysdeps/s390/s390-32/bits/byteswap.h
new file mode 100644
index 0000000000..cc6cf41428
--- /dev/null
+++ b/sysdeps/s390/s390-32/bits/byteswap.h
@@ -0,0 +1,86 @@
+/* Macros to swap the order of bytes in integer values. s390 version.
+ Copyright (C) 2000, 2001 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 Library General Public License as
+ published by the Free Software Foundation; either version 2 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
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. 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
+
+#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
diff --git a/sysdeps/s390/s390-32/bits/huge_val.h b/sysdeps/s390/s390-32/bits/huge_val.h
new file mode 100644
index 0000000000..65e0fe2487
--- /dev/null
+++ b/sysdeps/s390/s390-32/bits/huge_val.h
@@ -0,0 +1,73 @@
+/* `HUGE_VAL' constants for s390 (where it is infinity).
+ Used by <stdlib.h> and <math.h> functions for overflow.
+ Copyright (C) 2000, 2001 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 Library General Public License as
+ published by the Free Software Foundation; either version 2 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
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If not,
+ write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
+
+#ifndef _MATH_H
+# error "Never use <bits/huge_val.h> directly; include <math.h> instead."
+#endif
+
+#include <features.h>
+
+/* IEEE positive infinity (-HUGE_VAL is negative infinity). */
+
+#if __GNUC_PREREQ(2,96)
+# define HUGE_VAL (__extension__ 0x1.0p2047)
+#else
+#define __HUGE_VAL_bytes { 0x7f, 0xf0, 0, 0, 0, 0, 0, 0 }
+
+#define __huge_val_t union { unsigned char __c[8]; double __d; }
+#ifdef __GNUC__
+# define HUGE_VAL (__extension__ \
+ ((__huge_val_t) { __c: __HUGE_VAL_bytes }).__d)
+#else /* Not GCC. */
+static __huge_val_t __huge_val = { __HUGE_VAL_bytes };
+# define HUGE_VAL (__huge_val.__d)
+#endif /* GCC. */
+#endif /* GCC 2.95 */
+
+
+/* ISO C 99 extensions: (float) HUGE_VALF and (long double) HUGE_VALL. */
+
+#ifdef __USE_ISOC99
+
+# if __GNUC_PREREQ(2,96)
+
+# define HUGE_VALF (__extension__ 0x1.0p255f)
+# define HUGE_VALL (__extension__ 0x1.0p255f)
+
+# else
+
+# define __HUGE_VALF_bytes { 0x7f, 0x80, 0, 0 }
+
+# define __huge_valf_t union { unsigned char __c[4]; float __f; }
+# ifdef __GNUC__
+# define HUGE_VALF (__extension__ \
+ ((__huge_valf_t) { __c: __HUGE_VALF_bytes }).__f)
+# else /* Not GCC. */
+static __huge_valf_t __huge_valf = { __HUGE_VALF_bytes };
+# define HUGE_VALF (__huge_valf.__f)
+# endif /* GCC. */
+
+/* On 390 there is no 'long double' format. Make it the same as 'double' */
+# define HUGE_VALL HUGE_VAL
+
+# endif /* GCC 2.95 */
+
+#endif /* __USE_ISOC99. */
diff --git a/sysdeps/s390/s390-32/bits/setjmp.h b/sysdeps/s390/s390-32/bits/setjmp.h
new file mode 100644
index 0000000000..d3afbe5f07
--- /dev/null
+++ b/sysdeps/s390/s390-32/bits/setjmp.h
@@ -0,0 +1,52 @@
+/* Copyright (C) 2000, 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 Library General Public License as
+ published by the Free Software Foundation; either version 2 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
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. 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'. IBM s390 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[4];
+} __jmp_buf[1];
+
+#endif
+
+/* Test if longjmp to JMPBUF would unwind the frame
+ containing a local variable at ADDRESS. */
+#define _JMPBUF_UNWINDS(jmpbuf, address) \
+ ((int) (address) < (jmpbuf)->gregs[__JB_GPR15])
+
+#endif /* __S390_SETJMP_H__ */
diff --git a/sysdeps/s390/s390-32/bits/string.h b/sysdeps/s390/s390-32/bits/string.h
new file mode 100644
index 0000000000..7474244a1d
--- /dev/null
+++ b/sysdeps/s390/s390-32/bits/string.h
@@ -0,0 +1,154 @@
+/* Optimized, inlined string functions. s390 version.
+ Copyright (C) 2000, 2001 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 Library General Public License as
+ published by the Free Software Foundation; either version 2 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
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If not,
+ write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
+
+#ifndef _STRING_H
+# error "Never use <bits/string.h> directly; include <string.h> instead."
+#endif
+
+/* The s390 processors can access unaligned multi-byte variables. */
+#define _STRING_ARCH_unaligned 1
+
+
+/* We only provide optimizations if the user selects them and if
+ GNU CC is used. */
+#if !defined __NO_STRING_INLINES && defined __USE_STRING_INLINES \
+ && defined __GNUC__ && __GNUC__ >= 2
+
+#ifndef __STRING_INLINE
+# ifdef __cplusplus
+# define __STRING_INLINE inline
+# else
+# define __STRING_INLINE extern __inline
+# endif
+#endif
+
+#define _HAVE_STRING_ARCH_strlen 1
+#ifndef _FORCE_INLINES
+__STRING_INLINE size_t
+strlen (__const char *__str)
+{
+ size_t __len;
+
+ __asm__ __volatile__ (" sr 0,0\n"
+ " lr %0,%1\n"
+ "0: srst 0,%0\n"
+ " jo 0b\n"
+ " lr %0,0\n"
+ " sr %0,%1"
+ : "=&a" (__len) : "a" (__str)
+ : "cc", "0" );
+ return __len;
+}
+#endif
+
+/* Copy SRC to DEST. */
+#define _HAVE_STRING_ARCH_strcpy 1
+#ifndef _FORCE_INLINES
+__STRING_INLINE char *
+strcpy (char *__dest, __const char *__src)
+{
+ char *tmp = __dest;
+
+ __asm__ __volatile__ (" sr 0,0\n"
+ "0: mvst %0,%1\n"
+ " jo 0b"
+ : "+&a" (__dest), "+&a" (__src) :
+ : "cc", "memory", "0" );
+ return tmp;
+}
+#endif
+
+#define _HAVE_STRING_ARCH_strncpy 1
+#ifndef _FORCE_INLINES
+__STRING_INLINE char *
+strncpy (char *__dest, __const char *__src, size_t __n)
+{
+ char *tmp = __dest;
+
+ if (__n <= 0)
+ return tmp;
+ __asm__ __volatile (" slr %0,%1\n"
+ "0: icm 0,1,0(%1)\n"
+ " stc 0,0(%0,%1)\n"
+ " jz 2f\n"
+ " la %1,1(%1)\n"
+ " brct %2,0b\n"
+ " j 3f\n"
+ "1: la %1,1(%1)\n"
+ " stc 0,0(%0,%1)\n"
+ "2: brct %2,1b\n"
+ "3:"
+ : "+&a" (__dest), "+&a" (__src), "+&d" (__n) :
+ : "cc", "memory", "0" );
+ return tmp;
+}
+#endif
+
+/* Append SRC onto DEST. */
+#define _HAVE_STRING_ARCH_strcat 1
+#ifndef _FORCE_INLINES
+__STRING_INLINE char *
+strcat(char *__dest, const char *__src)
+{
+ char *tmp = __dest;
+
+ __asm__ __volatile__ (" sr 0,0\n"
+ "0: srst 0,%0\n"
+ " jo 0b\n"
+ " lr %0,0\n"
+ " sr 0,0\n"
+ "1: mvst %0,%1\n"
+ " jo 1b"
+ : "+&a" (__dest), "+&a" (__src) :
+ : "cc", "memory", "0" );
+ return tmp;
+}
+#endif
+
+/* Append no more than N characters from SRC onto DEST. */
+#define _HAVE_STRING_ARCH_strncat 1
+#ifndef _FORCE_INLINES
+__STRING_INLINE char *
+strncat (char *__dest, __const char *__src, size_t __n)
+{
+ char *tmp = __dest;
+
+ if (__n <= 0)
+ return tmp;
+ __asm__ __volatile__ (" sr 0,0\n"
+ "0: srst 0,%0\n"
+ " jo 0b\n"
+ " lr %0,0\n"
+ " slr %0,%1\n"
+ "1: icm 0,1,0(%1)\n"
+ " stc 0,0(%0,%1)\n"
+ " jz 2f\n"
+ " la %1,1(%1)\n"
+ " brct %2,1b\n"
+ " la %0,0(%0,%1)\n"
+ " xc 0(1,%0),0(%0)\n"
+ "2:"
+ : "+&a" (__dest), "+&a" (__src), "+&d" (__n) :
+ : "cc", "memory", "0" );
+ return tmp;
+}
+#endif
+
+#endif /* Use string inlines && GNU CC. */
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