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Rename __bionic_clone_entry to __start_thread.

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This seems a bit less obscure.

Change-Id: I7dc528c253b73c861694f67556ad8f919bf92136
This commit is contained in:
Elliott Hughes 2014-06-06 15:18:54 -07:00
parent b837767a63
commit ebc8cd117a
7 changed files with 13 additions and 13 deletions
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4
libc/arch-arm/bionic/__bionic_clone.S
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@ -60,10 +60,10 @@ ENTRY(__bionic_clone)
b __set_errno b __set_errno
1: # The child. 1: # The child.
# Setting lr to 0 will make the unwinder stop at __bionic_clone_entry # Setting lr to 0 will make the unwinder stop at __start_thread
mov lr, #0 mov lr, #0
ldr r0, [sp, #-4] ldr r0, [sp, #-4]
ldr r1, [sp, #-8] ldr r1, [sp, #-8]
b __bionic_clone_entry b __start_thread
END(__bionic_clone) END(__bionic_clone)
.hidden __bionic_clone .hidden __bionic_clone

6
libc/arch-arm64/bionic/__bionic_clone.S
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@ -62,10 +62,10 @@ ENTRY(__bionic_clone)
.L_bc_child: .L_bc_child:
# We're in the child now. Set the end of the frame record chain... # We're in the child now. Set the end of the frame record chain...
mov x29, xzr mov x29, xzr
# Setting x30 to 0 will make the unwinder stop at __bionic_clone_entry # Setting x30 to 0 will make the unwinder stop at __start_thread
mov x30, xzr mov x30, xzr
# ...and call __bionic_clone_entry with the 'fn' and 'arg' we stored on the child stack. # ...and call __start_thread with the 'fn' and 'arg' we stored on the child stack.
ldp x0, x1, [sp, #-16] ldp x0, x1, [sp, #-16]
b __bionic_clone_entry b __start_thread
END(__bionic_clone) END(__bionic_clone)
.hidden __bionic_clone .hidden __bionic_clone

4
libc/arch-mips/bionic/__bionic_clone.S
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@ -60,8 +60,8 @@ ENTRY(__bionic_clone)
lw a0,0(sp) # fn lw a0,0(sp) # fn
lw a1,4(sp) # arg lw a1,4(sp) # arg
# void __bionic_clone_entry(int (*func)(void*), void *arg) # void __start_thread(int (*func)(void*), void *arg)
la t9,__bionic_clone_entry la t9,__start_thread
j t9 j t9
.L__error_bc: .L__error_bc:

4
libc/arch-mips64/bionic/__bionic_clone.S
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@ -78,10 +78,10 @@ LEAF(__bionic_clone, FRAMESZ)
# Clear return address in child so we don't unwind further. # Clear return address in child so we don't unwind further.
li ra,0 li ra,0
# void __bionic_clone_entry(int (*func)(void*), void *arg) # void __start_thread(int (*func)(void*), void *arg)
PTR_L a0,FRAME_FN(sp) # fn PTR_L a0,FRAME_FN(sp) # fn
PTR_L a1,FRAME_ARG(sp) # arg PTR_L a1,FRAME_ARG(sp) # arg
LA t9,__bionic_clone_entry LA t9,__start_thread
RESTORE_GP64 RESTORE_GP64
/* /*
* For O32 etc the child stack must have space for a0..a3 to be stored * For O32 etc the child stack must have space for a0..a3 to be stored

2
libc/arch-x86/bionic/__bionic_clone.S
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@ -39,7 +39,7 @@ ENTRY(__bionic_clone)
.L_bc_child: .L_bc_child:
# We don't want anyone to unwind past this point. # We don't want anyone to unwind past this point.
.cfi_undefined %eip .cfi_undefined %eip
call __bionic_clone_entry call __start_thread
hlt hlt
.L_bc_parent: .L_bc_parent:

4
libc/arch-x86_64/bionic/__bionic_clone.S
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@ -62,12 +62,12 @@ ENTRY(__bionic_clone)
.cfi_undefined %rip .cfi_undefined %rip
.cfi_undefined %rbp .cfi_undefined %rbp
# We're in the child now, so call __bionic_clone_entry # We're in the child now, so call __start_thread
# with the arguments from the child stack moved into # with the arguments from the child stack moved into
# the appropriate registers. # the appropriate registers.
popq %rdi # fn popq %rdi # fn
popq %rsi # arg popq %rsi # arg
call __bionic_clone_entry call __start_thread
hlt hlt
.L_bc_parent: .L_bc_parent:

2
libc/bionic/clone.cpp
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@ -35,7 +35,7 @@ extern "C" pid_t __bionic_clone(uint32_t flags, void* child_stack, int* parent_t
extern "C" __noreturn void __exit(int status); extern "C" __noreturn void __exit(int status);
// Called from the __bionic_clone assembler to call the thread function then exit. // Called from the __bionic_clone assembler to call the thread function then exit.
extern "C" __LIBC_HIDDEN__ void __bionic_clone_entry(int (*fn)(void*), void* arg) { extern "C" __LIBC_HIDDEN__ void __start_thread(int (*fn)(void*), void* arg) {
int status = (*fn)(arg); int status = (*fn)(arg);
__exit(status); __exit(status);
} }