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am ad8fb26a: Merge "Fix the exit syscall stub\'s name."

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* commit 'ad8fb26aff16b239fd79fd7223435bdae2462f72':
  Fix the exit syscall stub's name.
This commit is contained in:
Elliott Hughes 2013-10-25 09:28:15 -07:00 committed by Android Git Automerger
commit 155f5c5ff9
12 changed files with 25 additions and 26 deletions
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13
libc/SYSCALLS.TXT
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@ -24,13 +24,6 @@
#
# This file is processed by a python script named gensyscalls.py.
# process management
void _exit:exit_group(int) all
void _exit_thread:exit(int) all
pid_t wait4(pid_t, int*, int, struct rusage*) all
int __waitid:waitid(int, pid_t, struct siginfo_t*, int, void*) all
int execve(const char*, char* const*, char* const*) all
uid_t getuid:getuid32() arm,x86
@ -289,6 +282,9 @@ int __epoll_pwait:epoll_pwait(int, struct epoll_event*, int, int, const sigset_t
int eventfd:eventfd2(unsigned int, int) all
void _exit:exit_group(int) all
void __exit:exit(int) all
int futex(void*, int, int, void*, void*, int) all
int inotify_init1(int) all
@ -298,6 +294,9 @@ int inotify_rm_watch(int, unsigned int) all
int __pselect6:pselect6(int, fd_set*, fd_set*, fd_set*, timespec*, void*) all
int __ppoll:ppoll(pollfd*, unsigned int, timespec*, const sigset_t*, size_t) all
pid_t wait4(pid_t, int*, int, struct rusage*) all
int __waitid:waitid(int, pid_t, struct siginfo_t*, int, void*) all
# ARM-specific
int __set_tls:__ARM_NR_set_tls(void*) arm
int cacheflush:__ARM_NR_cacheflush(long start, long end, long flags) arm

2
libc/arch-arm/syscalls.mk
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@ -3,6 +3,7 @@ syscall_src :=
syscall_src += arch-arm/syscalls/__brk.S
syscall_src += arch-arm/syscalls/__clone.S
syscall_src += arch-arm/syscalls/__epoll_pwait.S
syscall_src += arch-arm/syscalls/__exit.S
syscall_src += arch-arm/syscalls/__fcntl.S
syscall_src += arch-arm/syscalls/__fcntl64.S
syscall_src += arch-arm/syscalls/__fstatfs64.S
@ -34,7 +35,6 @@ syscall_src += arch-arm/syscalls/__timer_gettime.S
syscall_src += arch-arm/syscalls/__timer_settime.S
syscall_src += arch-arm/syscalls/__waitid.S
syscall_src += arch-arm/syscalls/_exit.S
syscall_src += arch-arm/syscalls/_exit_thread.S
syscall_src += arch-arm/syscalls/accept.S
syscall_src += arch-arm/syscalls/acct.S
syscall_src += arch-arm/syscalls/bind.S

4
libc/arch-arm/syscalls/_exit_thread.S → libc/arch-arm/syscalls/__exit.S
View File

@ -4,7 +4,7 @@
#include <linux/err.h>
#include <machine/asm.h>
ENTRY(_exit_thread)
ENTRY(__exit)
mov ip, r7
ldr r7, =__NR_exit
swi #0
@ -13,4 +13,4 @@ ENTRY(_exit_thread)
bxls lr
neg r0, r0
b __set_errno
END(_exit_thread)
END(__exit)

2
libc/arch-mips/syscalls.mk
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@ -3,6 +3,7 @@ syscall_src :=
syscall_src += arch-mips/syscalls/__brk.S
syscall_src += arch-mips/syscalls/__clone.S
syscall_src += arch-mips/syscalls/__epoll_pwait.S
syscall_src += arch-mips/syscalls/__exit.S
syscall_src += arch-mips/syscalls/__fcntl.S
syscall_src += arch-mips/syscalls/__fcntl64.S
syscall_src += arch-mips/syscalls/__fstatfs64.S
@ -34,7 +35,6 @@ syscall_src += arch-mips/syscalls/__timer_gettime.S
syscall_src += arch-mips/syscalls/__timer_settime.S
syscall_src += arch-mips/syscalls/__waitid.S
syscall_src += arch-mips/syscalls/_exit.S
syscall_src += arch-mips/syscalls/_exit_thread.S
syscall_src += arch-mips/syscalls/_flush_cache.S
syscall_src += arch-mips/syscalls/accept.S
syscall_src += arch-mips/syscalls/acct.S

8
libc/arch-mips/syscalls/_exit_thread.S → libc/arch-mips/syscalls/__exit.S
View File

@ -2,11 +2,11 @@
#include <asm/unistd.h>
.text
.globl _exit_thread
.globl __exit
.align 4
.ent _exit_thread
.ent __exit
_exit_thread:
__exit:
.set noreorder
.cpload $t9
li $v0, __NR_exit
@ -20,4 +20,4 @@ _exit_thread:
j $t9
nop
.set reorder
.end _exit_thread
.end __exit

2
libc/arch-x86/syscalls.mk
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@ -3,6 +3,7 @@ syscall_src :=
syscall_src += arch-x86/syscalls/__brk.S
syscall_src += arch-x86/syscalls/__clone.S
syscall_src += arch-x86/syscalls/__epoll_pwait.S
syscall_src += arch-x86/syscalls/__exit.S
syscall_src += arch-x86/syscalls/__fcntl.S
syscall_src += arch-x86/syscalls/__fcntl64.S
syscall_src += arch-x86/syscalls/__fstatfs64.S
@ -34,7 +35,6 @@ syscall_src += arch-x86/syscalls/__timer_gettime.S
syscall_src += arch-x86/syscalls/__timer_settime.S
syscall_src += arch-x86/syscalls/__waitid.S
syscall_src += arch-x86/syscalls/_exit.S
syscall_src += arch-x86/syscalls/_exit_thread.S
syscall_src += arch-x86/syscalls/accept.S
syscall_src += arch-x86/syscalls/acct.S
syscall_src += arch-x86/syscalls/bind.S

4
libc/arch-x86/syscalls/_exit_thread.S → libc/arch-x86/syscalls/__exit.S
View File

@ -4,7 +4,7 @@
#include <linux/err.h>
#include <machine/asm.h>
ENTRY(_exit_thread)
ENTRY(__exit)
pushl %ebx
mov 8(%esp), %ebx
movl $__NR_exit, %eax
@ -19,4 +19,4 @@ ENTRY(_exit_thread)
1:
popl %ebx
ret
END(_exit_thread)
END(__exit)

2
libc/arch-x86_64/syscalls.mk
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@ -4,6 +4,7 @@ syscall_src += arch-x86_64/syscalls/__arch_prctl.S
syscall_src += arch-x86_64/syscalls/__brk.S
syscall_src += arch-x86_64/syscalls/__clone.S
syscall_src += arch-x86_64/syscalls/__epoll_pwait.S
syscall_src += arch-x86_64/syscalls/__exit.S
syscall_src += arch-x86_64/syscalls/__getcpu.S
syscall_src += arch-x86_64/syscalls/__getcwd.S
syscall_src += arch-x86_64/syscalls/__getpriority.S
@ -27,7 +28,6 @@ syscall_src += arch-x86_64/syscalls/__timer_gettime.S
syscall_src += arch-x86_64/syscalls/__timer_settime.S
syscall_src += arch-x86_64/syscalls/__waitid.S
syscall_src += arch-x86_64/syscalls/_exit.S
syscall_src += arch-x86_64/syscalls/_exit_thread.S
syscall_src += arch-x86_64/syscalls/accept.S
syscall_src += arch-x86_64/syscalls/acct.S
syscall_src += arch-x86_64/syscalls/bind.S

5
libc/arch-x86_64/syscalls/_exit_thread.S → libc/arch-x86_64/syscalls/__exit.S
View File

@ -4,7 +4,7 @@
#include <linux/err.h>
#include <machine/asm.h>
ENTRY(_exit_thread)
ENTRY(__exit)
movl $__NR_exit, %eax
syscall
cmpq $-MAX_ERRNO, %rax
@ -15,4 +15,5 @@ ENTRY(_exit_thread)
orq $-1, %rax
1:
ret
END(_exit_thread)
END(__exit)
.hidden _C_LABEL(__exit)

4
libc/bionic/bionic_clone.c
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@ -39,14 +39,14 @@ extern int __bionic_clone(unsigned long clone_flags,
int (*fn)(void *),
void *arg);
extern void _exit_thread(int status);
extern void __exit(int status);
/* this function is called from the __bionic_clone
* assembly fragment to call the thread function
* then exit. */
extern void __bionic_clone_entry(int (*fn)(void*), void* arg) {
int status = (*fn)(arg);
_exit_thread(status);
__exit(status);
}
int clone(int (*fn)(void*), void* child_stack, int flags, void* arg, ...) {

4
libc/bionic/pthread.c
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@ -46,7 +46,7 @@ extern void pthread_debug_mutex_lock_check(pthread_mutex_t *mutex);
extern void pthread_debug_mutex_unlock_check(pthread_mutex_t *mutex);
extern void _exit_with_stack_teardown(void * stackBase, size_t stackSize, int status);
extern void _exit_thread(int status);
extern void __exit(int status);
int __futex_wake_ex(volatile void *ftx, int pshared, int val)
{
@ -148,7 +148,7 @@ void pthread_exit(void * retval)
if (user_stack) {
// Cleaning up this thread's stack is the creator's responsibility, not ours.
_exit_thread(0);
__exit(0);
} else {
// We need to munmap the stack we're running on before calling exit.
// That's not something we can do in C.

1
libc/tools/gensyscalls.py
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@ -240,7 +240,6 @@ def add_footer(pointer_length, stub, syscall):
stub += function_alias % { "func" : syscall["func"], "alias" : alias }
# Use hidden visibility for any functions beginning with underscores.
# TODO: clean up single-underscore names too.
if pointer_length == 64 and syscall["func"].startswith("__"):
stub += '.hidden _C_LABEL(' + syscall["func"] + ')\n'