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Update mips crtfiles from bionic with C versions

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Copied from bionic but adding back .ctors and .dtors to be
compatible with old Android system linkers.  Otherwise
static executable may segfault.

Change-Id: If834123161744cd2387a2c031a2315e818c2f123
This commit is contained in:
Andrew Hsieh
2013-08-03 15:23:14 +08:00
parent 2070ac6d1c
commit f43a290c1b
6 changed files with 133 additions and 527 deletions
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112
ndk/platforms/android-9/arch-mips/src/crtbegin.c Normal file
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@@ -0,0 +1,112 @@
/*
* Copyright (C) 2013 The Android Open Source Project
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#include <stddef.h>
#include <stdint.h>
#include <sys/cdefs.h>
extern int main(int argc, char** argv, char** env);
typedef struct
{
void (**preinit_array)(void);
void (**init_array)(void);
void (**fini_array)(void);
void (**ctor_list)(void);
void (**dtor_list)(void);
} structors_array_t;
__attribute__ ((section (".preinit_array")))
void (*__PREINIT_ARRAY__)(void) = (void (*)(void)) -1;
__attribute__ ((section (".init_array")))
void (*__INIT_ARRAY__)(void) = (void (*)(void)) -1;
__attribute__ ((section (".fini_array")))
void (*__FINI_ARRAY__)(void) = (void (*)(void)) -1;
__attribute__ ((section (".ctors")))
void (*__CTOR_LIST__)(void) = (void (*)(void)) -1;
__attribute__ ((section (".dtors")))
void (*__DTOR_LIST__)(void) = (void (*)(void)) -1;
__LIBC_HIDDEN__ void do_mips_start(void *raw_args) {
structors_array_t array;
array.preinit_array = &__PREINIT_ARRAY__;
array.init_array = &__INIT_ARRAY__;
array.fini_array = &__FINI_ARRAY__;
array.ctor_list = &__CTOR_LIST__;
array.dtor_list = &__DTOR_LIST__;
__libc_init(raw_args, NULL, &main, &array);
}
/*
* This function prepares the return address with a branch-and-link
* instruction (bal) and then uses a .cpload to compute the Global
* Offset Table (GOT) pointer ($gp). The $gp is then used to load
* the address of _do_start() into $t9 just before calling it.
* Terminating the stack with a NULL return address.
*/
__asm__ (
" .set push \n"
" \n"
" .text \n"
" .align 4 \n"
" .type __start,@function \n"
" .globl __start \n"
" .globl _start \n"
" \n"
" .ent __start \n"
"__start: \n"
" _start: \n"
" .frame $sp,32,$ra \n"
" .mask 0x80000000,-4 \n"
" \n"
" .set noreorder \n"
" bal 1f \n"
" nop \n"
"1: \n"
" .cpload $ra \n"
" .set reorder \n"
" \n"
" move $a0, $sp \n"
" addiu $sp, $sp, (-32) \n"
" sw $0, 28($sp) \n"
" la $t9, do_mips_start \n"
" jalr $t9 \n"
" \n"
"2: b 2b \n"
" .end __start \n"
" \n"
" .set pop \n"
);
#include "__dso_handle.h"
#include "atexit.h"