/* Definitions for AArch64 running NetBSD Copyright (C) 2016-2020 Free Software Foundation, Inc. Contributed by Matthew Green (mrg@eterna.com.au) and Christos Zoulas (christos@NetBSD.org.) 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. You should have received a copy of the GNU General Public License along with GCC; see the file COPYING3. If not see <http://www.gnu.org/licenses/>. */ #ifndef GCC_AARCH64_NETBSD_H #define GCC_AARCH64_NETBSD_H /* NetBSD malloc(3) does 64, not 128 bits. */ #undef MALLOC_ABI_ALIGNMENT #define MALLOC_ABI_ALIGNMENT 64 #define TARGET_LINKER_BIG_EMULATION "aarch64nbsdb" #define TARGET_LINKER_LITTLE_EMULATION "aarch64nbsd" #if TARGET_BIG_ENDIAN_DEFAULT #define TARGET_LINKER_EMULATION TARGET_LINKER_BIG_EMULATION #else #define TARGET_LINKER_EMULATION TARGET_LINKER_LITTLE_EMULATION #endif #undef SUBTARGET_EXTRA_LINK_SPEC #define SUBTARGET_EXTRA_LINK_SPEC " -m" TARGET_LINKER_EMULATION #define NETBSD_ENTRY_POINT "__start" #define NETBSD_TARGET_LINK_SPEC "%{h*} " \ "-X %{mbig-endian:-EB -m " TARGET_LINKER_BIG_EMULATION "} " \ "%{mlittle-endian:-EL -m " TARGET_LINKER_LITTLE_EMULATION "} " \ "%(netbsd_link_spec)" #undef LINK_SPEC #define LINK_SPEC NETBSD_LINK_SPEC_ELF \ NETBSD_TARGET_LINK_SPEC \ AARCH64_ERRATA_LINK_SPEC #undef TARGET_OS_CPP_BUILTINS #define TARGET_OS_CPP_BUILTINS() \ do \ { \ NETBSD_OS_CPP_BUILTINS_ELF(); \ } \ while (0) #undef SUBTARGET_CPP_SPEC #define SUBTARGET_CPP_SPEC NETBSD_CPP_SPEC #undef EXTRA_SPECS #define EXTRA_SPECS \ { "asm_cpu_spec", ASM_CPU_SPEC }, \ NETBSD_SUBTARGET_EXTRA_SPECS #endif /* GCC_AARCH64_NETBSD_H */ |