diff options
author | Jakub Jelinek <jakub@redhat.com> | 2007-08-25 18:55:07 +0000 |
---|---|---|
committer | Jakub Jelinek <jakub@redhat.com> | 2007-08-25 18:55:07 +0000 |
commit | dd3394742b3e2e01f403b1c1b41ed39273b2212e (patch) | |
tree | 5fed86738b0d518989679f3194f896fc9fcebbe2 /sysdeps | |
parent | 9b0cdd693e7f54fd35fd58931b940efe6ccb88cd (diff) |
Updated to fedora-glibc-20070825T1839
Diffstat (limited to 'sysdeps')
-rw-r--r-- | sysdeps/i386/dl-trampoline.S | 19 | ||||
-rw-r--r-- | sysdeps/unix/sysv/linux/alpha/sysdep.h | 4 | ||||
-rw-r--r-- | sysdeps/unix/sysv/linux/i386/syscalls.list | 2 | ||||
-rw-r--r-- | sysdeps/unix/sysv/linux/init-first.c | 6 | ||||
-rw-r--r-- | sysdeps/unix/sysv/linux/powerpc/init-first.c | 49 | ||||
-rw-r--r-- | sysdeps/unix/sysv/linux/powerpc/libc-start.c | 31 | ||||
-rw-r--r-- | sysdeps/unix/sysv/linux/x86_64/gettimeofday.S | 2 | ||||
-rw-r--r-- | sysdeps/unix/sysv/linux/x86_64/init-first.c (renamed from sysdeps/unix/sysv/linux/x86_64/libc-start.c) | 8 | ||||
-rw-r--r-- | sysdeps/x86_64/cacheinfo.c | 64 | ||||
-rw-r--r-- | sysdeps/x86_64/dl-trampoline.S | 7 |
10 files changed, 136 insertions, 56 deletions
diff --git a/sysdeps/i386/dl-trampoline.S b/sysdeps/i386/dl-trampoline.S index f991797ee9..af9eaf6d56 100644 --- a/sysdeps/i386/dl-trampoline.S +++ b/sysdeps/i386/dl-trampoline.S @@ -37,10 +37,10 @@ _dl_runtime_resolve: call _dl_fixup # Call resolver. popl %edx # Get register content back. cfi_adjust_cfa_offset (-4) - popl %ecx - cfi_adjust_cfa_offset (-4) - xchgl %eax, (%esp) # Get %eax contents end store function address. - ret $8 # Jump to function address. + movl (%esp), %ecx + movl %eax, (%esp) # Store the function address. + movl 4(%esp), %eax + ret $12 # Jump to function address. cfi_endproc .size _dl_runtime_resolve, .-_dl_runtime_resolve @@ -83,10 +83,10 @@ _dl_runtime_profile: cfi_adjust_cfa_offset (-4) popl %edx # Get register content back. cfi_adjust_cfa_offset (-4) - popl %ecx - cfi_adjust_cfa_offset (-4) - xchgl %eax, (%esp) # Get %eax contents end store function address. - ret $16 # Jump to function address. + movl (%esp), %ecx + movl %eax, (%esp) # Store the function address. + movl 4(%esp), %eax + ret $20 # Jump to function address. /* +32 return address @@ -111,9 +111,10 @@ _dl_runtime_profile: cfi_rel_offset (esi, 0) leal 44(%esp), %esi movl %ebx, %ecx + orl $4, %ebx # Increase frame size if necessary to align + # stack for the function call movl %esp, %edi subl %ebx, %edi - andl $0xfffffff0, %edi # Align stack movl %esp, %ebx cfi_def_cfa_register (ebx) movl %edi, %esp diff --git a/sysdeps/unix/sysv/linux/alpha/sysdep.h b/sysdeps/unix/sysv/linux/alpha/sysdep.h index a22da71d60..f0661d1622 100644 --- a/sysdeps/unix/sysv/linux/alpha/sysdep.h +++ b/sysdeps/unix/sysv/linux/alpha/sysdep.h @@ -1,4 +1,4 @@ -/* Copyright (C) 1992, 1993, 1995, 1996, 1997, 2002, 2003, 2004 +/* Copyright (C) 1992, 1993, 1995, 1996, 1997, 2002, 2003, 2004, 2007 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper, <drepper@gnu.ai.mit.edu>, August 1995. @@ -29,6 +29,8 @@ /* There is some commonality. */ #include <sysdeps/unix/alpha/sysdep.h> +#include <tls.h> + /* For Linux we can use the system call table in the header file /usr/include/asm/unistd.h of the kernel. But these symbols do not follow the SYS_* syntax diff --git a/sysdeps/unix/sysv/linux/i386/syscalls.list b/sysdeps/unix/sysv/linux/i386/syscalls.list index c532a78869..324ab3dc1a 100644 --- a/sysdeps/unix/sysv/linux/i386/syscalls.list +++ b/sysdeps/unix/sysv/linux/i386/syscalls.list @@ -6,4 +6,4 @@ vm86 - vm86 i:ip __vm86 vm86@@GLIBC_2.3.4 oldgetrlimit EXTRA getrlimit i:ip __old_getrlimit getrlimit@GLIBC_2.0 oldsetrlimit EXTRA setrlimit i:ip __old_setrlimit setrlimit@GLIBC_2.0 waitpid - waitpid Ci:ipi __waitpid waitpid __libc_waitpid -fallocate64 EXTRA fallocate Vi:iiiiii __fallocate64 +fallocate64 - fallocate Vi:iiiiii __fallocate64 diff --git a/sysdeps/unix/sysv/linux/init-first.c b/sysdeps/unix/sysv/linux/init-first.c index b061a848c6..7b2333d4bf 100644 --- a/sysdeps/unix/sysv/linux/init-first.c +++ b/sysdeps/unix/sysv/linux/init-first.c @@ -1,5 +1,5 @@ /* Initialization code run first thing by the ELF startup code. Linux version. - Copyright (C) 1995-2004, 2005 Free Software Foundation, Inc. + Copyright (C) 1995-2004, 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 @@ -82,6 +82,10 @@ _init (int argc, char **argv, char **envp) _dl_non_dynamic_init (); #endif +#ifdef VDSO_SETUP + VDSO_SETUP (); +#endif + __init_misc (argc, argv, envp); #ifdef USE_NONOPTION_FLAGS diff --git a/sysdeps/unix/sysv/linux/powerpc/init-first.c b/sysdeps/unix/sysv/linux/powerpc/init-first.c new file mode 100644 index 0000000000..92dacc761f --- /dev/null +++ b/sysdeps/unix/sysv/linux/powerpc/init-first.c @@ -0,0 +1,49 @@ +/* Copyright (C) 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 + 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. */ + +#ifdef SHARED +# include <dl-vdso.h> +# undef __gettimeofday +# undef __clock_gettime +# undef __clock_getres +# include <bits/libc-vdso.h> + +void *__vdso_gettimeofday attribute_hidden; +void *__vdso_clock_gettime; +void *__vdso_clock_getres; +void *__vdso_get_tbfreq; + + +static inline void +_libc_vdso_platform_setup (void) +{ + PREPARE_VERSION (linux2615, "LINUX_2.6.15", 123718565); + + __vdso_gettimeofday = _dl_vdso_vsym ("__kernel_gettimeofday", &linux2615); + + __vdso_clock_gettime = _dl_vdso_vsym ("__kernel_clock_gettime", &linux2615); + + __vdso_clock_getres = _dl_vdso_vsym ("__kernel_clock_getres", &linux2615); + + __vdso_get_tbfreq = _dl_vdso_vsym ("__kernel_vdso_get_tbfreq", &linux2615); +} + +# define VDSO_SETUP _libc_vdso_platform_setup +#endif + +#include "../init-first.c" diff --git a/sysdeps/unix/sysv/linux/powerpc/libc-start.c b/sysdeps/unix/sysv/linux/powerpc/libc-start.c index d1f321c44d..1e6fce42f7 100644 --- a/sysdeps/unix/sysv/linux/powerpc/libc-start.c +++ b/sysdeps/unix/sysv/linux/powerpc/libc-start.c @@ -25,37 +25,6 @@ #include <bp-sym.h> -#ifdef SHARED -# include <sys/time.h> -# include <dl-vdso.h> -# undef __gettimeofday -# undef __clock_gettime -# undef __clock_getres -# include <bits/libc-vdso.h> - -void *__vdso_gettimeofday attribute_hidden; -void *__vdso_clock_gettime; -void *__vdso_clock_getres; -void *__vdso_get_tbfreq; - -static inline void -_libc_vdso_platform_setup (void) -{ - PREPARE_VERSION (linux2615, "LINUX_2.6.15", 123718565); - - __vdso_gettimeofday = _dl_vdso_vsym ("__kernel_gettimeofday", &linux2615); - - __vdso_clock_gettime = _dl_vdso_vsym ("__kernel_clock_gettime", &linux2615); - - __vdso_clock_getres = _dl_vdso_vsym ("__kernel_clock_getres", &linux2615); - - __vdso_get_tbfreq = _dl_vdso_vsym ("__kernel_vdso_get_tbfreq", &linux2615); -} - -# define VDSO_SETUP _libc_vdso_platform_setup -#endif - - int __cache_line_size attribute_hidden; /* The main work is done in the generic function. */ #define LIBC_START_MAIN generic_start_main diff --git a/sysdeps/unix/sysv/linux/x86_64/gettimeofday.S b/sysdeps/unix/sysv/linux/x86_64/gettimeofday.S index c74fc67cac..f618e738b1 100644 --- a/sysdeps/unix/sysv/linux/x86_64/gettimeofday.S +++ b/sysdeps/unix/sysv/linux/x86_64/gettimeofday.S @@ -28,7 +28,7 @@ ENTRY (__gettimeofday) /* Align stack. */ sub $0x8, %rsp cfi_adjust_cfa_offset(8) -#if 0 /* def SHARED */ +#ifdef SHARED movq __vdso_gettimeofday(%rip), %rax PTR_DEMANGLE (%rax) #else diff --git a/sysdeps/unix/sysv/linux/x86_64/libc-start.c b/sysdeps/unix/sysv/linux/x86_64/init-first.c index dea2e8afe4..e9cf5646b5 100644 --- a/sysdeps/unix/sysv/linux/x86_64/libc-start.c +++ b/sysdeps/unix/sysv/linux/x86_64/init-first.c @@ -22,7 +22,9 @@ int (*__vdso_gettimeofday) (struct timeval *, void *) attribute_hidden; -int (*__vdso_clock_gettime) (clockid_t, struct timespec *); +int (*__vdso_clock_gettime) (clockid_t, struct timespec *) + __attribute__ ((nocommon)); +strong_alias (__vdso_clock_gettime, __GI___vdso_clock_gettime attribute_hidden) static inline void @@ -40,10 +42,10 @@ _libc_vdso_platform_setup (void) p = _dl_vdso_vsym ("clock_gettime", &linux26); PTR_MANGLE (p); - __vdso_clock_gettime = p; + __GI___vdso_clock_gettime = p; } # define VDSO_SETUP _libc_vdso_platform_setup #endif -#include <csu/libc-start.c> +#include "../init-first.c" diff --git a/sysdeps/x86_64/cacheinfo.c b/sysdeps/x86_64/cacheinfo.c index 8855b6d45f..793dc2d357 100644 --- a/sysdeps/x86_64/cacheinfo.c +++ b/sysdeps/x86_64/cacheinfo.c @@ -259,7 +259,8 @@ handle_amd (int name) : "=a" (eax), "=b" (ebx), "=c" (ecx), "=d" (edx) : "0" (0x80000000)); - if (name >= _SC_LEVEL3_CACHE_SIZE) + /* No level 4 cache (yet). */ + if (name > _SC_LEVEL3_CACHE_LINESIZE) return 0; unsigned int fn = 0x80000005 + (name >= _SC_LEVEL2_CACHE_SIZE); @@ -280,36 +281,87 @@ handle_amd (int name) { case _SC_LEVEL1_DCACHE_SIZE: return (ecx >> 14) & 0x3fc00; + case _SC_LEVEL1_DCACHE_ASSOC: ecx >>= 16; if ((ecx & 0xff) == 0xff) /* Fully associative. */ return (ecx << 2) & 0x3fc00; return ecx & 0xff; + case _SC_LEVEL1_DCACHE_LINESIZE: return ecx & 0xff; + case _SC_LEVEL2_CACHE_SIZE: return (ecx & 0xf000) == 0 ? 0 : (ecx >> 6) & 0x3fffc00; + case _SC_LEVEL2_CACHE_ASSOC: - ecx >>= 12; - switch (ecx & 0xf) + switch ((ecx >> 12) & 0xf) { case 0: case 1: case 2: case 4: - return ecx & 0xf; + return (ecx >> 12) & 0xf; case 6: return 8; case 8: return 16; - case 0xf: - return (ecx << 6) & 0x3fffc00; + case 10: + return 32; + case 11: + return 48; + case 12: + return 64; + case 13: + return 96; + case 14: + return 128; + case 15: + return ((ecx >> 6) & 0x3fffc00) / (ecx & 0xff); default: return 0; } + /* NOTREACHED */ + case _SC_LEVEL2_CACHE_LINESIZE: return (ecx & 0xf000) == 0 ? 0 : ecx & 0xff; + + case _SC_LEVEL3_CACHE_SIZE: + return (edx & 0xf000) == 0 ? 0 : (edx & 0x3ffc0000) << 1; + + case _SC_LEVEL3_CACHE_ASSOC: + switch ((edx >> 12) & 0xf) + { + case 0: + case 1: + case 2: + case 4: + return (edx >> 12) & 0xf; + case 6: + return 8; + case 8: + return 16; + case 10: + return 32; + case 11: + return 48; + case 12: + return 64; + case 13: + return 96; + case 14: + return 128; + case 15: + return ((edx & 0x3ffc0000) << 1) / (edx & 0xff); + default: + return 0; + } + /* NOTREACHED */ + + case _SC_LEVEL3_CACHE_LINESIZE: + return (edx & 0xf000) == 0 ? 0 : edx & 0xff; + default: assert (! "cannot happen"); } diff --git a/sysdeps/x86_64/dl-trampoline.S b/sysdeps/x86_64/dl-trampoline.S index c1686dae10..84fe4724b1 100644 --- a/sysdeps/x86_64/dl-trampoline.S +++ b/sysdeps/x86_64/dl-trampoline.S @@ -1,5 +1,5 @@ /* PLT trampolines. x86-64 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 @@ -120,13 +120,14 @@ _dl_runtime_profile: leaq 104(%rsp), %rsi movq %rsp, %rbx cfi_def_cfa_register (1) + movq %r10, %rcx + addq $8, %r10 + andq $0xfffffffffffffff0, %r10 subq %r10, %rsp movq %rsp, %rdi - movq %r10, %rcx shrq $3, %rcx rep movsq - andq $0xfffffffffffffff0, %rsp movq 32(%rbx), %rcx movq 40(%rbx), %rsi movq 48(%rbx), %rdi |