/* Target macros for arc*-*-linux targets. Copyright (C) 2017 Free Software Foundation, Inc. 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 . */ /* Enable DWARF 2 exceptions. */ #undef DWARF2_UNWIND_INFO #define DWARF2_UNWIND_INFO 1 #define TARGET_OS_CPP_BUILTINS() \ do \ { \ GNU_USER_TARGET_OS_CPP_BUILTINS (); \ } \ while (0) #define GLIBC_DYNAMIC_LINKER "/lib/ld-linux-arc.so.2" #define UCLIBC_DYNAMIC_LINKER "/lib/ld-uClibc.so.0" /* Note that the default is to link against dynamic libraries, if they are available. Override with -static. */ #undef LINK_SPEC #define LINK_SPEC "%{h*} \ %{static:-Bstatic} \ %{shared:-shared} \ %{symbolic:-Bsymbolic} \ %{!static: \ %{rdynamic:-export-dynamic} \ %{!shared:-dynamic-linker " GNU_USER_DYNAMIC_LINKER "}} \ -X \ %{mbig-endian:-EB} %{EB} %{EL} \ %{!z:-z max-page-size=0x2000 -z common-page-size=0x2000} \ %{mcpu=nps400:-marclinux_nps; :-marclinux}" #undef STARTFILE_SPEC #define STARTFILE_SPEC \ LINUX_OR_ANDROID_LD (GNU_USER_TARGET_STARTFILE_SPEC, ANDROID_STARTFILE_SPEC) #undef ENDFILE_SPEC #define ENDFILE_SPEC \ LINUX_OR_ANDROID_LD (GNU_USER_TARGET_ENDFILE_SPEC, ANDROID_ENDFILE_SPEC) #undef LIB_SPEC #define LIB_SPEC \ "%{pthread:-lpthread} \ %{shared:-lc} \ %{!shared:%{profile:-lc_p}%{!profile:-lc}}" #define TARGET_ASM_FILE_END file_end_indicate_exec_stack /* No SDATA default for linux. */ #undef TARGET_SDATA_DEFAULT #define TARGET_SDATA_DEFAULT 0 /* We have medium calls. */ #undef TARGET_MMEDIUM_CALLS_DEFAULT #define TARGET_MMEDIUM_CALLS_DEFAULT 1 /* We do not have any MULTILIB_OPTIONS specified, so there are no MULTILIB_DEFAULTS. */ #undef MULTILIB_DEFAULTS /* Linux toolchains use r25 as the thread pointer register. */ #undef TARGET_ARC_TP_REGNO_DEFAULT #define TARGET_ARC_TP_REGNO_DEFAULT 25 #undef SUBTARGET_CPP_SPEC #define SUBTARGET_CPP_SPEC "\ %{pthread:-D_REENTRANT} \ "