diff options
| -rw-r--r-- | ChangeLog | 14 | ||||
| -rw-r--r-- | sysdeps/arm/dl-machine.h | 33 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/sys/sysctl.h | 44 |
3 files changed, 64 insertions, 27 deletions
@@ -1,5 +1,19 @@ +2004-04-29 Philip Blundell <pb@nexus.co.uk> + + * sysdeps/arm/dl-machine.h (RTLD_START): Avoid unnecessary GOT + entries. + 2004-04-29 Jakub Jelinek <jakub@redhat.com> + [BZ #140] + * sysdeps/unix/sysv/linux/sys/sysctl.h: Remove linux/compiler.h + include. + (_LINUX_KERNEL_H, _LINUX_TYPES_H, _LINUX_LIST_H): Only define if not + yet defined, #undef back after including linux/sysctl.h if defined + here. + (__LINUX_COMPILER_H, __user): Define if not yet defined, #undef + back after including linux/sysctl.h if defined here. + * sysdeps/sparc/sparc64/soft-fp/qp_qtoi.c (_Qp_qtoi): Use %f31 for single precision register, add it to __asm clobbers [BZ #139]. * sysdeps/sparc/sparc64/soft-fp/qp_qtoui.c (_Qp_qtoui): Use %f31 diff --git a/sysdeps/arm/dl-machine.h b/sysdeps/arm/dl-machine.h index a131676d5a..5dfe3346f5 100644 --- a/sysdeps/arm/dl-machine.h +++ b/sysdeps/arm/dl-machine.h @@ -255,26 +255,27 @@ _dl_runtime_profile:\n\ .globl _start\n\ .globl _dl_start_user\n\ _start:\n\ + @ we are PIC code, so get global offset table\n\ + ldr sl, .L_GET_GOT\n\ + @ See if we were run as a command with the executable file\n\ + @ name as an extra leading argument.\n\ + ldr r4, .L_SKIP_ARGS\n\ @ at start time, all the args are on the stack\n\ mov r0, sp\n\ bl _dl_start\n\ @ returns user entry point in r0\n\ _dl_start_user:\n\ - mov r6, r0\n\ - @ we are PIC code, so get global offset table\n\ - ldr sl, .L_GET_GOT\n\ add sl, pc, sl\n\ .L_GOT_GOT:\n\ - @ See if we were run as a command with the executable file\n\ - @ name as an extra leading argument.\n\ - ldr r4, .L_SKIP_ARGS\n\ ldr r4, [sl, r4]\n\ @ get the original arg count\n\ ldr r1, [sp]\n\ - @ subtract _dl_skip_args from it\n\ - sub r1, r1, r4\n\ - @ adjust the stack pointer to skip them\n\ + @ save the entry point in another register\n\ + mov r6, r0\n\ + @ adjust the stack pointer to skip the extra args\n\ add sp, sp, r4, lsl #2\n\ + @ subtract _dl_skip_args from original arg count\n\ + sub r1, r1, r4\n\ @ get the argv address\n\ add r2, sp, #4\n\ @ store the new argc in the new stack location\n\ @@ -286,29 +287,21 @@ _dl_start_user:\n\ @ now we call _dl_init\n\ ldr r0, .L_LOADED\n\ ldr r0, [sl, r0]\n\ - ldr r0, [r0]\n\ @ call _dl_init\n\ bl _dl_init_internal(PLT)\n\ - @ clear the startup flag\n\ - ldr r2, .L_STARTUP_FLAG\n\ - ldr r1, [sl, r2]\n\ - mov r0, #0\n\ - str r0, [r1]\n\ @ load the finalizer function\n\ ldr r0, .L_FINI_PROC\n\ - ldr r0, [sl, r0]\n\ + add r0, sl, r0\n\ @ jump to the user_s entry point\n\ mov pc, r6\n\ .L_GET_GOT:\n\ .word _GLOBAL_OFFSET_TABLE_ - .L_GOT_GOT - 4\n\ .L_SKIP_ARGS:\n\ .word _dl_skip_args(GOTOFF)\n\ -.L_STARTUP_FLAG:\n\ - .word _dl_starting_up(GOT)\n\ .L_FINI_PROC:\n\ - .word _dl_fini(GOT)\n\ + .word _dl_fini(GOTOFF)\n\ .L_LOADED:\n\ - .word _rtld_local(GOT)\n\ + .word _rtld_local(GOTOFF)\n\ .previous\n\ "); diff --git a/sysdeps/unix/sysv/linux/sys/sysctl.h b/sysdeps/unix/sysv/linux/sys/sysctl.h index 9dbb0fc078..110efaa769 100644 --- a/sysdeps/unix/sysv/linux/sys/sysctl.h +++ b/sysdeps/unix/sysv/linux/sys/sysctl.h @@ -1,4 +1,4 @@ -/* Copyright (C) 1996, 1999, 2002, 2003 Free Software Foundation, Inc. +/* Copyright (C) 1996, 1999, 2002, 2003, 2004 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 @@ -23,14 +23,44 @@ #define __need_size_t #include <stddef.h> /* Prevent more kernel headers than necessary to be included. */ -#define _LINUX_KERNEL_H 1 -#define _LINUX_TYPES_H 1 -#define _LINUX_LIST_H 1 -/* We do need this one for the declarations in <linux/sysctl.h>, - since we've elided the inclusion of <linux/kernel.h> that gets them. */ -#include <linux/compiler.h> +#ifndef _LINUX_KERNEL_H +# define _LINUX_KERNEL_H 1 +# define __undef_LINUX_KERNEL_H +#endif +#ifndef _LINUX_TYPES_H +# define _LINUX_TYPES_H 1 +# define __undef_LINUX_TYPES_H +#endif +#ifndef _LINUX_LIST_H +# define _LINUX_LIST_H 1 +# define __undef_LINUX_LIST_H +#endif +#ifndef __LINUX_COMPILER_H +# define __LINUX_COMPILER_H 1 +# define __user +# define __undef__LINUX_COMPILER_H +#endif + #include <linux/sysctl.h> +#ifdef __undef_LINUX_KERNEL_H +# undef _LINUX_KERNEL_H +# undef __undef_LINUX_KERNEL_H +#endif +#ifdef __undef_LINUX_TYPES_H +# undef _LINUX_TYPES_H +# undef __undef_LINUX_TYPES_H +#endif +#ifdef __undef_LINUX_LIST_H +# undef _LINUX_LIST_H +# undef __undef_LINUX_LIST_H +#endif +#ifdef __undef__LINUX_COMPILER_H +# undef __LINUX_COMPILER_H +# undef __user +# undef __undef__LINUX_COMPILER_H +#endif + __BEGIN_DECLS /* Read or write system parameters. */ |