1/* Definitions of target machine for GNU compiler. ARM on semi-hosted platform 2 Copyright (C) 1994, 1995, 1996, 1997, 2001 Free Software Foundation, Inc. 3 Contributed by Richard Earnshaw (richard.earnshaw@arm.com) 4 5This file is part of GNU CC. 6 7GNU CC is free software; you can redistribute it and/or modify 8it under the terms of the GNU General Public License as published by 9the Free Software Foundation; either version 2, or (at your option) 10any later version. 11 12GNU CC is distributed in the hope that it will be useful, 13but WITHOUT ANY WARRANTY; without even the implied warranty of 14MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 15GNU General Public License for more details. 16 17You should have received a copy of the GNU General Public License 18along with GNU CC; see the file COPYING. If not, write to 19the Free Software Foundation, 59 Temple Place - Suite 330, 20Boston, MA 02111-1307, USA. */ 21 22#define STARTFILE_SPEC "crt0.o%s" 23 24#ifndef LIB_SPEC 25#define LIB_SPEC "-lc" 26#endif 27 28#ifndef SUBTARGET_CPP_SPEC 29#define SUBTARGET_CPP_SPEC "-D__semi__" 30#endif 31 32#ifndef LINK_SPEC 33#define LINK_SPEC "%{mbig-endian:-EB} -X" 34#endif 35 36#ifndef TARGET_VERSION 37#define TARGET_VERSION fputs (" (ARM/semi-hosted)", stderr); 38#endif 39 40#ifndef TARGET_DEFAULT 41#define TARGET_DEFAULT (ARM_FLAG_APCS_32 | ARM_FLAG_APCS_FRAME) 42#endif 43 44#ifndef SUBTARGET_EXTRA_SPECS 45#define SUBTARGET_EXTRA_SPECS \ 46 { "subtarget_extra_asm_spec", SUBTARGET_EXTRA_ASM_SPEC }, 47#endif 48 49#ifndef SUBTARGET_EXTRA_ASM_SPEC 50#define SUBTARGET_EXTRA_ASM_SPEC "" 51#endif 52 53/* The compiler supports PIC code generation, even though the binutils 54 may not. If we are asked to compile position independent code, we 55 always pass -k to the assembler. If it doesn't recognize it, then 56 it will barf, which probably means that it doesn't know how to 57 assemble PIC code. This is what we want, since otherwise tools 58 may incorrectly assume we support PIC compilation even if the 59 binutils can't. */ 60#ifndef ASM_SPEC 61#define ASM_SPEC "\ 62%{fpic: -k} %{fPIC: -k} \ 63%{mbig-endian:-EB} \ 64%{mcpu=*:-mcpu=%*} \ 65%{march=*:-march=%*} \ 66%{mapcs-float:-mfloat} \ 67%{msoft-float:-mno-fpu} \ 68%{mthumb-interwork:-mthumb-interwork} \ 69%(subtarget_extra_asm_spec)" 70#endif 71 72#undef CPP_APCS_PC_DEFAULT_SPEC 73#define CPP_APCS_PC_DEFAULT_SPEC "-D__APCS_32__" 74