semi.h revision 1.1.1.1
1/* Definitions of target machine for GNU compiler. ARM on semi-hosted platform 2 Copyright (C) 1994, 1995, 1996, 1997, 2001, 2004, 2005, 2007 3 Free Software Foundation, Inc. 4 Contributed by Richard Earnshaw (richard.earnshaw@arm.com) 5 6 This file is part of GCC. 7 8 GCC is free software; you can redistribute it and/or modify it 9 under the terms of the GNU General Public License as published 10 by the Free Software Foundation; either version 3, or (at your 11 option) any later version. 12 13 GCC is distributed in the hope that it will be useful, but WITHOUT 14 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY 15 or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public 16 License for more details. 17 18 You should have received a copy of the GNU General Public License 19 along with GCC; see the file COPYING3. If not see 20 <http://www.gnu.org/licenses/>. */ 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_FLOAT_ABI 41#define TARGET_DEFAULT_FLOAT_ABI ARM_FLOAT_ABI_HARD 42#endif 43 44#ifndef TARGET_DEFAULT 45#define TARGET_DEFAULT (MASK_APCS_FRAME) 46#endif 47 48#ifndef SUBTARGET_EXTRA_SPECS 49#define SUBTARGET_EXTRA_SPECS \ 50 { "subtarget_extra_asm_spec", SUBTARGET_EXTRA_ASM_SPEC }, 51#endif 52 53#ifndef SUBTARGET_EXTRA_ASM_SPEC 54#define SUBTARGET_EXTRA_ASM_SPEC "" 55#endif 56 57/* The compiler supports PIC code generation, even though the binutils 58 may not. If we are asked to compile position independent code, we 59 always pass -k to the assembler. If it doesn't recognize it, then 60 it will barf, which probably means that it doesn't know how to 61 assemble PIC code. This is what we want, since otherwise tools 62 may incorrectly assume we support PIC compilation even if the 63 binutils can't. */ 64#ifndef ASM_SPEC 65#define ASM_SPEC "\ 66%{fpic|fpie: -k} %{fPIC|fPIE: -k} \ 67%{mbig-endian:-EB} \ 68%{mcpu=*:-mcpu=%*} \ 69%{march=*:-march=%*} \ 70%{mapcs-float:-mfloat} \ 71%{msoft-float:-mfloat-abi=soft} %{mhard-float:-mfloat-abi=hard} \ 72%{mfloat-abi=*} %{mfpu=*} \ 73%{mthumb-interwork:-mthumb-interwork} \ 74%(subtarget_extra_asm_spec)" 75#endif 76