/* Copyright (C) 2000-2020 Free Software Foundation, Inc. This file was adapted from glibc sources. This file is part of GCC. GCC is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 3, or (at your option) any later version. GCC is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. Under Section 7 of GPL version 3, you are granted additional permissions described in the GCC Runtime Library Exception, version 3.1, as published by the Free Software Foundation. You should have received a copy of the GNU General Public License and a copy of the GCC Runtime Library Exception along with this program; see the files COPYING3 and COPYING.RUNTIME respectively. If not, see <http://www.gnu.org/licenses/>. */ #include "crt.h" /* The code in sections .init and .fini is supposed to be a single regular function. The function in .init is called directly from start in crt1.S. The function in .fini is atexit()ed in crt1.S too. crti.S contributes the prologue of a function to these sections, and crtn.S comes up the epilogue. STARTFILE_SPEC should list crti.o before any other object files that might add code to .init or .fini sections, and ENDFILE_SPEC should list crtn.o after any such object files. */ .section .init /* The alignment below can't be smaller, otherwise the mova below breaks. Yes, we might align just the label, but then we'd be exchanging an alignment here for one there, since the code fragment below ensures 4-byte alignment on __ELF__. */ #ifdef __ELF__ .p2align 2 #else .p2align 1 #endif .global GLOBAL(_init) GLOBAL(_init): #ifdef __ELF__ mov.l r12,@-r15 mova 0f,r0 mov.l 0f,r12 #endif mov.l r14,@-r15 #ifdef __ELF__ add r0,r12 #endif sts.l pr,@-r15 #ifdef __ELF__ bra 1f #endif mov r15,r14 #ifdef __ELF__ 0: .long _GLOBAL_OFFSET_TABLE_ 1: #endif .section .fini /* The alignment below can't be smaller, otherwise the mova below breaks. Yes, we might align just the label, but then we'd be exchanging an alignment here for one there, since the code fragment below ensures 4-byte alignment on __ELF__. */ #ifdef __ELF__ .p2align 2 #else .p2align 1 #endif .global GLOBAL(_fini) GLOBAL(_fini): #ifdef __ELF__ mov.l r12,@-r15 mova 0f,r0 mov.l 0f,r12 #endif mov.l r14,@-r15 #ifdef __ELF__ add r0,r12 #endif sts.l pr,@-r15 #ifdef __ELF__ bra 1f #endif mov r15,r14 #ifdef __ELF__ 0: .long _GLOBAL_OFFSET_TABLE_ 1: #endif |