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https://sourceware.org/git/glibc.git
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144 lines
3.4 KiB
C
144 lines
3.4 KiB
C
/* Special .init and .fini section support for SH. Linuxthread version.
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Copyright (C) 2000, 2001, 2003 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it
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and/or modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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In addition to the permissions in the GNU Lesser General Public
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License, the Free Software Foundation gives you unlimited
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permission to link the compiled version of this file with other
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programs, and to distribute those programs without any restriction
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coming from the use of this file. (The Lesser General Public
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License restrictions do apply in other respects; for example, they
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cover modification of the file, and distribution when not linked
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into another program.)
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The GNU C Library is distributed in the hope that it will be
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useful, but WITHOUT ANY WARRANTY; without even the implied warranty
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of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; see the file COPYING.LIB. If not,
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write to the Free Software Foundation, 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA. */
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/* This file is compiled into assembly code which is then munged by a sed
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script into two files: crti.s and crtn.s.
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* crti.s puts a function prologue at the beginning of the
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.init and .fini sections and defines global symbols for
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those addresses, so they can be called as functions.
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* crtn.s puts the corresponding function epilogues
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in the .init and .fini sections. */
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__asm__ ("\n\
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\n\
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#include \"defs.h\"\n\
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\n\
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/*@HEADER_ENDS*/\n\
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\n\
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/*@TESTS_BEGIN*/\n\
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\n\
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/*@TESTS_END*/\n\
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\n\
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/*@_init_PROLOG_BEGINS*/\n\
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.section .init\n\
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.align 5\n\
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.global _init\n\
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.type _init,@function\n\
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_init:\n\
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mov.l r12,@-r15\n\
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mov.l r14,@-r15\n\
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sts.l pr,@-r15\n\
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mova .L22,r0\n\
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mov.l .L22,r12\n\
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add r0,r12\n\
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mova .L24,r0\n\
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mov.l .L24,r1\n\
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add r0,r1\n\
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jsr @r1\n\
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nop\n\
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mova .L23,r0\n\
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mov.l .L23,r1\n\
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add r0,r1\n\
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jsr @r1\n\
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mov r15,r14\n\
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bra 1f\n\
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nop\n\
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.align 2\n\
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.L22:\n\
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.long _GLOBAL_OFFSET_TABLE_\n\
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.L23:\n\
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.long __gmon_start__@PLT\n\
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.L24:\n\
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.long __pthread_initialize_minimal@PLT\n\
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1:\n\
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ALIGN\n\
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END_INIT\n\
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\n\
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/*@_init_PROLOG_ENDS*/\n\
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\n\
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/*@_init_EPILOG_BEGINS*/\n\
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.section .init\n\
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mov r14,r15\n\
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lds.l @r15+,pr\n\
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mov.l @r15+,r14\n\
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rts \n\
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mov.l @r15+,r12\n\
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END_INIT\n\
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.section .text\n\
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.align 5\n\
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.weak __gmon_start__\n\
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.type __gmon_start__,@function\n\
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__gmon_start__:\n\
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mov.l r14,@-r15\n\
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mov r15,r14\n\
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mov r14,r15\n\
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rts \n\
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mov.l @r15+,r14\n\
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\n\
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/*@_init_EPILOG_ENDS*/\n\
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\n\
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/*@_fini_PROLOG_BEGINS*/\n\
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.section .fini\n\
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.align 5\n\
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.global _fini\n\
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.type _fini,@function\n\
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_fini:\n\
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mov.l r12,@-r15\n\
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mov.l r14,@-r15\n\
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sts.l pr,@-r15\n\
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mova .L27,r0\n\
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mov.l .L27,r12\n\
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add r0,r12\n\
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mov r15,r14\n\
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ALIGN\n\
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END_FINI\n\
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bra 1f\n\
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nop\n\
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.align 2\n\
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.L27:\n\
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.long _GLOBAL_OFFSET_TABLE_\n\
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1:\n\
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/*@_fini_PROLOG_ENDS*/\n\
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\n\
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/*@_fini_EPILOG_BEGINS*/\n\
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.section .fini\n\
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mov r14,r15\n\
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lds.l @r15+,pr\n\
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mov.l @r15+,r14\n\
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rts \n\
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mov.l @r15+,r12\n\
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\n\
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END_FINI\n\
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\n\
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/*@_fini_EPILOG_ENDS*/\n\
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\n\
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/*@TRAILER_BEGINS*/\n\
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");
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