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-rw-r--r--sysdeps/i386/bits/byteswap.h6
-rw-r--r--sysdeps/i386/dl-trampoline.S18
-rw-r--r--sysdeps/ieee754/ldbl-128ibm/s_ceill.c7
-rw-r--r--sysdeps/ieee754/ldbl-128ibm/s_copysignl.c15
-rw-r--r--sysdeps/ieee754/ldbl-128ibm/s_fabsl.c4
-rw-r--r--sysdeps/ieee754/ldbl-128ibm/s_floorl.c8
-rw-r--r--sysdeps/ieee754/ldbl-128ibm/s_roundl.c7
-rw-r--r--sysdeps/ieee754/ldbl-128ibm/s_truncl.c7
-rw-r--r--sysdeps/unix/sysv/linux/getdents.c5
-rw-r--r--sysdeps/unix/sysv/linux/i386/sysdep.h18
-rw-r--r--sysdeps/unix/sysv/linux/sys/personality.h11
-rw-r--r--sysdeps/unix/sysv/linux/x86_64/sysdep.h31
-rw-r--r--sysdeps/x86_64/bits/byteswap.h6
13 files changed, 75 insertions, 68 deletions
diff --git a/sysdeps/i386/bits/byteswap.h b/sysdeps/i386/bits/byteswap.h
index bed27559c5..3baad85e8a 100644
--- a/sysdeps/i386/bits/byteswap.h
+++ b/sysdeps/i386/bits/byteswap.h
@@ -1,5 +1,6 @@
/* Macros to swap the order of bytes in integer values.
- Copyright (C) 1997,1998,2000,2002,2003,2006 Free Software Foundation, Inc.
+ Copyright (C) 1997, 1998, 2000, 2002, 2003, 2006, 2007
+ 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
@@ -66,7 +67,8 @@ __bswap_16 (unsigned short int __bsx)
`bswap' opcode. On i386 we have to use three instructions. */
# if !defined __i486__ && !defined __pentium__ && !defined __pentiumpro__ \
&& !defined __pentium4__ && !defined __k8__ && !defined __athlon__ \
- && !defined __k6__
+ && !defined __k6__ && !defined __nocona__ && !defined __core2__ \
+ && !defined __geode__
# define __bswap_32(x) \
(__extension__ \
({ register unsigned int __v, __x = (x); \
diff --git a/sysdeps/i386/dl-trampoline.S b/sysdeps/i386/dl-trampoline.S
index fd87eb711d..f991797ee9 100644
--- a/sysdeps/i386/dl-trampoline.S
+++ b/sysdeps/i386/dl-trampoline.S
@@ -1,5 +1,5 @@
/* PLT trampolines. i386 version.
- Copyright (C) 2004, 2005 Free Software Foundation, Inc.
+ Copyright (C) 2004, 2005, 2007 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
@@ -101,29 +101,29 @@ _dl_runtime_profile:
*/
cfi_adjust_cfa_offset (12)
1: movl %ebx, (%esp)
- cfi_rel_offset (3, 0)
+ cfi_rel_offset (ebx, 0)
movl %edx, %ebx # This is the frame buffer size
pushl %edi
cfi_adjust_cfa_offset (4)
- cfi_rel_offset (7, 0)
+ cfi_rel_offset (edi, 0)
pushl %esi
cfi_adjust_cfa_offset (4)
- cfi_rel_offset (6, 0)
+ cfi_rel_offset (esi, 0)
leal 44(%esp), %esi
movl %ebx, %ecx
movl %esp, %edi
subl %ebx, %edi
andl $0xfffffff0, %edi # Align stack
movl %esp, %ebx
- cfi_def_cfa_register (3)
+ cfi_def_cfa_register (ebx)
movl %edi, %esp
shrl $2, %ecx
rep
movsl
movl (%edi), %esi
- cfi_restore (6)
+ cfi_restore (esi)
movl 4(%edi), %edi
- cfi_restore (7)
+ cfi_restore (edi)
/*
%ebx+40 return address
%ebx+36 PLT1
@@ -144,9 +144,9 @@ _dl_runtime_profile:
movl 20(%ebx), %eax
call *(%ebx)
movl %ebx, %esp
- cfi_def_cfa_register (4)
+ cfi_def_cfa_register (esp)
movl 8(%esp), %ebx
- cfi_restore (3)
+ cfi_restore (ebx)
/*
+40 return address
+36 PLT1
diff --git a/sysdeps/ieee754/ldbl-128ibm/s_ceill.c b/sysdeps/ieee754/ldbl-128ibm/s_ceill.c
index 035e4f52ce..6252e9140b 100644
--- a/sysdeps/ieee754/ldbl-128ibm/s_ceill.c
+++ b/sysdeps/ieee754/ldbl-128ibm/s_ceill.c
@@ -1,6 +1,6 @@
/* Ceil (round to +inf) long double floating-point values.
IBM extended format long double version.
- Copyright (C) 2006 Free Software Foundation, Inc.
+ Copyright (C) 2006, 2007 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
@@ -19,7 +19,6 @@
02111-1307 USA. */
#include <math.h>
-#include <fenv_libc.h>
#include <math_ldbl_opt.h>
#include <float.h>
#include <ieee754.h>
@@ -44,11 +43,9 @@ __ceill (x)
__builtin_inf ()), 1))
{
double orig_xh;
- int save_round = fegetround ();
/* Long double arithmetic, including the canonicalisation below,
only works in round-to-nearest mode. */
- fesetround (FE_TONEAREST);
/* Convert the high double to integer. */
orig_xh = xh;
@@ -81,8 +78,6 @@ __ceill (x)
/* Ensure we return -0 rather than +0 when appropriate. */
if (orig_xh < 0.0)
xh = -__builtin_fabs (xh);
-
- fesetround (save_round);
}
return ldbl_pack (xh, xl);
diff --git a/sysdeps/ieee754/ldbl-128ibm/s_copysignl.c b/sysdeps/ieee754/ldbl-128ibm/s_copysignl.c
index 7e7b44168d..1a198c16e8 100644
--- a/sysdeps/ieee754/ldbl-128ibm/s_copysignl.c
+++ b/sysdeps/ieee754/ldbl-128ibm/s_copysignl.c
@@ -25,6 +25,7 @@ static char rcsid[] = "$NetBSD: $";
#include "math.h"
#include "math_private.h"
+#include <math_ldbl_opt.h>
#ifdef __STDC__
long double __copysignl(long double x, long double y)
@@ -33,13 +34,13 @@ static char rcsid[] = "$NetBSD: $";
long double x,y;
#endif
{
- if (y < 0.0)
- {
- if (x >= 0.0)
- x = -x;
- }
- else if (x < 0.0)
+ if (signbit (x) != signbit (y))
x = -x;
return x;
}
-weak_alias (__copysignl, copysignl)
+
+#ifdef IS_IN_libm
+long_double_symbol (libm, __copysignl, copysignl);
+#else
+long_double_symbol (libc, __copysignl, copysignl);
+#endif
diff --git a/sysdeps/ieee754/ldbl-128ibm/s_fabsl.c b/sysdeps/ieee754/ldbl-128ibm/s_fabsl.c
index 62663125ee..89eb205101 100644
--- a/sysdeps/ieee754/ldbl-128ibm/s_fabsl.c
+++ b/sysdeps/ieee754/ldbl-128ibm/s_fabsl.c
@@ -37,7 +37,7 @@ static char rcsid[] = "$NetBSD: $";
GET_LDOUBLE_WORDS64(hx,lx,x);
lx = lx ^ ( hx & 0x8000000000000000LL );
hx = hx & 0x7fffffffffffffffLL;
- SET_LDOUBLE_WORDS64(hx,lx,x);
- return x;
+ SET_LDOUBLE_WORDS64(x,hx,lx);
+ return x;
}
long_double_symbol (libm, __fabsl, fabsl);
diff --git a/sysdeps/ieee754/ldbl-128ibm/s_floorl.c b/sysdeps/ieee754/ldbl-128ibm/s_floorl.c
index 4c4ae9b035..eff7572405 100644
--- a/sysdeps/ieee754/ldbl-128ibm/s_floorl.c
+++ b/sysdeps/ieee754/ldbl-128ibm/s_floorl.c
@@ -1,6 +1,6 @@
/* Round to int long double floating-point values.
IBM extended format long double version.
- Copyright (C) 2006 Free Software Foundation, Inc.
+ Copyright (C) 2006, 2007 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
@@ -19,7 +19,6 @@
02111-1307 USA. */
#include <math.h>
-#include <fenv_libc.h>
#include <math_ldbl_opt.h>
#include <float.h>
#include <ieee754.h>
@@ -43,11 +42,8 @@ __floorl (x)
&& __builtin_isless (__builtin_fabs (xh),
__builtin_inf ()), 1))
{
- int save_round = fegetround ();
-
/* Long double arithmetic, including the canonicalisation below,
only works in round-to-nearest mode. */
- fesetround (FE_TONEAREST);
/* Convert the high double to integer. */
hi = ldbl_nearbyint (xh);
@@ -75,8 +71,6 @@ __floorl (x)
xh = hi;
xl = lo;
ldbl_canonicalize (&xh, &xl);
-
- fesetround (save_round);
}
return ldbl_pack (xh, xl);
diff --git a/sysdeps/ieee754/ldbl-128ibm/s_roundl.c b/sysdeps/ieee754/ldbl-128ibm/s_roundl.c
index 0880e6ee22..d633bfa4c8 100644
--- a/sysdeps/ieee754/ldbl-128ibm/s_roundl.c
+++ b/sysdeps/ieee754/ldbl-128ibm/s_roundl.c
@@ -1,6 +1,6 @@
/* Round to int long double floating-point values.
IBM extended format long double version.
- Copyright (C) 2006 Free Software Foundation, Inc.
+ Copyright (C) 2006, 2007 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
@@ -22,7 +22,6 @@
when it's coded in C. */
#include <math.h>
-#include <fenv_libc.h>
#include <math_ldbl_opt.h>
#include <float.h>
#include <ieee754.h>
@@ -47,11 +46,9 @@ __roundl (x)
__builtin_inf ()), 1))
{
double orig_xh;
- int save_round = fegetround ();
/* Long double arithmetic, including the canonicalisation below,
only works in round-to-nearest mode. */
- fesetround (FE_TONEAREST);
/* Convert the high double to integer. */
orig_xh = xh;
@@ -88,8 +85,6 @@ __roundl (x)
xh = hi;
xl = lo;
ldbl_canonicalize (&xh, &xl);
-
- fesetround (save_round);
}
return ldbl_pack (xh, xl);
diff --git a/sysdeps/ieee754/ldbl-128ibm/s_truncl.c b/sysdeps/ieee754/ldbl-128ibm/s_truncl.c
index d7bc47ee0d..ceace0d43e 100644
--- a/sysdeps/ieee754/ldbl-128ibm/s_truncl.c
+++ b/sysdeps/ieee754/ldbl-128ibm/s_truncl.c
@@ -1,6 +1,6 @@
/* Truncate (toward zero) long double floating-point values.
IBM extended format long double version.
- Copyright (C) 2006 Free Software Foundation, Inc.
+ Copyright (C) 2006, 2007 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
@@ -22,7 +22,6 @@
when it's coded in C. */
#include <math.h>
-#include <fenv_libc.h>
#include <math_ldbl_opt.h>
#include <float.h>
#include <ieee754.h>
@@ -47,11 +46,9 @@ __truncl (x)
__builtin_inf ()), 1))
{
double orig_xh;
- int save_round = fegetround ();
/* Long double arithmetic, including the canonicalisation below,
only works in round-to-nearest mode. */
- fesetround (FE_TONEAREST);
/* Convert the high double to integer. */
orig_xh = xh;
@@ -92,8 +89,6 @@ __truncl (x)
/* Ensure we return -0 rather than +0 when appropriate. */
if (orig_xh < 0.0)
xh = -__builtin_fabs (xh);
-
- fesetround (save_round);
}
return ldbl_pack (xh, xl);
diff --git a/sysdeps/unix/sysv/linux/getdents.c b/sysdeps/unix/sysv/linux/getdents.c
index 836cbf3922..b33d1789ad 100644
--- a/sysdeps/unix/sysv/linux/getdents.c
+++ b/sysdeps/unix/sysv/linux/getdents.c
@@ -1,4 +1,5 @@
-/* Copyright (C) 1993, 1995-2003, 2004, 2006 Free Software Foundation, Inc.
+/* Copyright (C) 1993, 1995-2003, 2004, 2006, 2007
+ 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
@@ -50,8 +51,6 @@ extern int __have_no_getdents64 attribute_hidden;
# define __have_no_getdents64 0
#endif
-#define offsetof(TYPE, MEMBER) ((size_t) &((TYPE *)0)->MEMBER)
-
/* For Linux we need a special version of this file since the
definition of `struct dirent' is not the same for the kernel and
the libc. There is one additional field which might be introduced
diff --git a/sysdeps/unix/sysv/linux/i386/sysdep.h b/sysdeps/unix/sysv/linux/i386/sysdep.h
index 5286676fc1..89d5b12043 100644
--- a/sysdeps/unix/sysv/linux/i386/sysdep.h
+++ b/sysdeps/unix/sysv/linux/i386/sysdep.h
@@ -1,4 +1,4 @@
-/* Copyright (C) 1992,1993,1995-2000,2002-2005,2006
+/* Copyright (C) 1992,1993,1995-2000,2002-2006,2007
Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper, <drepper@gnu.org>, August 1995.
@@ -566,15 +566,23 @@ asm (".L__X'%ebx = 1\n\t"
is too complicated here since we have no PC-relative addressing mode. */
#else
# ifdef __ASSEMBLER__
-# define PTR_MANGLE(reg) xorl %gs:POINTER_GUARD, reg
-# define PTR_DEMANGLE(reg) PTR_MANGLE (reg)
+# define PTR_MANGLE(reg) xorl %gs:POINTER_GUARD, reg; \
+ roll $9, reg
+# define PTR_DEMANGLE(reg) rorl $9, reg; \
+ xorl %gs:POINTER_GUARD, reg
# else
-# define PTR_MANGLE(var) asm ("xorl %%gs:%c2, %0" \
+# define PTR_MANGLE(var) asm ("xorl %%gs:%c2, %0\n" \
+ "roll $9, %0" \
+ : "=r" (var) \
+ : "0" (var), \
+ "i" (offsetof (tcbhead_t, \
+ pointer_guard)))
+# define PTR_DEMANGLE(var) asm ("rorl $9, %0\n" \
+ "xorl %%gs:%c2, %0" \
: "=r" (var) \
: "0" (var), \
"i" (offsetof (tcbhead_t, \
pointer_guard)))
-# define PTR_DEMANGLE(var) PTR_MANGLE (var)
# endif
#endif
diff --git a/sysdeps/unix/sysv/linux/sys/personality.h b/sysdeps/unix/sysv/linux/sys/personality.h
index 5d14a9bc80..ff7c61aa52 100644
--- a/sysdeps/unix/sysv/linux/sys/personality.h
+++ b/sysdeps/unix/sysv/linux/sys/personality.h
@@ -1,4 +1,4 @@
-/* Copyright (C) 2002 Free Software Foundation, Inc.
+/* Copyright (C) 2002, 2007 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
@@ -16,7 +16,7 @@
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
02111-1307 USA. */
-/* Taken verbatim from Linux 2.4 (include/linux/personality.h). */
+/* Taken verbatim from Linux 2.6 (include/linux/personality.h). */
#ifndef _SYS_PERSONALITY_H
#define _SYS_PERSONALITY_H 1
@@ -27,11 +27,13 @@
These occupy the top three bytes. */
enum
{
+ ADDR_NO_RANDOMIZE = 0x0040000,
MMAP_PAGE_ZERO = 0x0100000,
ADDR_LIMIT_32BIT = 0x0800000,
SHORT_INODE = 0x1000000,
WHOLE_SECONDS = 0x2000000,
STICKY_TIMEOUTS = 0x4000000,
+ ADDR_LIMIT_3GB = 0x8000000
};
/* Personality types.
@@ -52,14 +54,15 @@ enum
PER_SUNOS = 0x0006 | STICKY_TIMEOUTS,
PER_XENIX = 0x0007 | STICKY_TIMEOUTS | SHORT_INODE,
PER_LINUX32 = 0x0008,
+ PER_LINUX32_3GB = 0x0008 | ADDR_LIMIT_3GB,
PER_IRIX32 = 0x0009 | STICKY_TIMEOUTS, /* IRIX5 32-bit */
PER_IRIXN32 = 0x000a | STICKY_TIMEOUTS, /* IRIX6 new 32-bit */
PER_IRIX64 = 0x000b | STICKY_TIMEOUTS, /* IRIX6 64-bit */
PER_RISCOS = 0x000c,
PER_SOLARIS = 0x000d | STICKY_TIMEOUTS,
PER_UW7 = 0x000e | STICKY_TIMEOUTS | MMAP_PAGE_ZERO,
- PER_HPUX = 0x000f,
- PER_OSF4 = 0x0010,
+ PER_OSF4 = 0x000f,
+ PER_HPUX = 0x0010,
PER_MASK = 0x00ff,
};
diff --git a/sysdeps/unix/sysv/linux/x86_64/sysdep.h b/sysdeps/unix/sysv/linux/x86_64/sysdep.h
index 5dfffca455..3a0a632aab 100644
--- a/sysdeps/unix/sysv/linux/x86_64/sysdep.h
+++ b/sysdeps/unix/sysv/linux/x86_64/sysdep.h
@@ -1,4 +1,4 @@
-/* Copyright (C) 2001, 2002, 2003, 2004, 2005 Free Software Foundation, Inc.
+/* Copyright (C) 2001-2005, 2007 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
@@ -317,24 +317,37 @@
/* We cannot use the thread descriptor because in ld.so we use setjmp
earlier than the descriptor is initialized. */
# ifdef __ASSEMBLER__
-# define PTR_MANGLE(reg) xorq __pointer_chk_guard_local(%rip), reg
-# define PTR_DEMANGLE(reg) PTR_MANGLE (reg)
+# define PTR_MANGLE(reg) xorq __pointer_chk_guard_local(%rip), reg; \
+ rolq $17, reg
+# define PTR_DEMANGLE(reg) rorq $17, reg; \
+ xorq __pointer_chk_guard_local(%rip), reg
# else
-# define PTR_MANGLE(reg) asm ("xorq __pointer_chk_guard_local(%%rip), %0"\
+# define PTR_MANGLE(reg) asm ("xorq __pointer_chk_guard_local(%%rip), %0\n" \
+ "rolq $17, %0" \
+ : "=r" (reg) : "0" (reg))
+# define PTR_DEMANGLE(reg) asm ("rorq $17, %0\n" \
+ "xorq __pointer_chk_guard_local(%%rip), %0" \
: "=r" (reg) : "0" (reg))
-# define PTR_DEMANGLE(reg) PTR_MANGLE (reg)
# endif
#else
# ifdef __ASSEMBLER__
-# define PTR_MANGLE(reg) xorq %fs:POINTER_GUARD, reg
-# define PTR_DEMANGLE(reg) PTR_MANGLE (reg)
+# define PTR_MANGLE(reg) xorq %fs:POINTER_GUARD, reg; \
+ rolq $17, reg
+# define PTR_DEMANGLE(reg) rorq $17, reg; \
+ xorq %fs:POINTER_GUARD, reg
# else
-# define PTR_MANGLE(var) asm ("xorq %%fs:%c2, %0" \
+# define PTR_MANGLE(var) asm ("xorq %%fs:%c2, %0\n" \
+ "rolq $17, %0" \
+ : "=r" (var) \
+ : "0" (var), \
+ "i" (offsetof (tcbhead_t, \
+ pointer_guard)))
+# define PTR_DEMANGLE(var) asm ("rorq $17, %0\n" \
+ "xorq %%fs:%c2, %0" \
: "=r" (var) \
: "0" (var), \
"i" (offsetof (tcbhead_t, \
pointer_guard)))
-# define PTR_DEMANGLE(var) PTR_MANGLE (var)
# endif
#endif
diff --git a/sysdeps/x86_64/bits/byteswap.h b/sysdeps/x86_64/bits/byteswap.h
index e1c861c75f..7514a9f4db 100644
--- a/sysdeps/x86_64/bits/byteswap.h
+++ b/sysdeps/x86_64/bits/byteswap.h
@@ -1,5 +1,6 @@
/* Macros to swap the order of bytes in integer values.
- Copyright (C) 1997, 1998, 2000, 2002, 2003 Free Software Foundation, Inc.
+ Copyright (C) 1997, 1998, 2000, 2002, 2003, 2007
+ 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
@@ -59,7 +60,8 @@
# if __WORDSIZE == 64 || (defined __i486__ || defined __pentium__ \
|| defined __pentiumpro__ || defined __pentium4__ \
|| defined __k8__ || defined __athlon__ \
- || defined __k6__)
+ || defined __k6__ || defined __nocona__ \
+ || defined __core2__ || defined __geode__)
/* To swap the bytes in a word the i486 processors and up provide the
`bswap' opcode. On i386 we have to use three instructions. */
# define __bswap_32(x) \
generated by cgit v1.2.3 (git 2.39.1) at 2024-05-18 01:12:59 +0000