1/* Definitions for Renesas M32R running Linux-based GNU systems using ELF. 2 Copyright (C) 2003, 2004 Free Software Foundation, Inc. 3 4 This file is part of GCC. 5 6 GCC is free software; you can redistribute it and/or modify it 7 under the terms of the GNU General Public License as published 8 by the Free Software Foundation; either version 2, or (at your 9 option) any later version. 10 11 GCC is distributed in the hope that it will be useful, but WITHOUT 12 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY 13 or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public 14 License for more details. 15 16 You should have received a copy of the GNU General Public License 17 along with GCC; see the file COPYING. If not, write to the 18 Free Software Foundation, 51 Franklin Street, Fifth Floor, Boston, 19 MA 02110-1301, USA. */ 20 21#define LINUX_DEFAULT_ELF 22 23/* A lie, I guess, but the general idea behind linux/ELF is that we are 24 supposed to be outputting something that will assemble under SVr4. 25 This gets us pretty close. */ 26 27#define HANDLE_SYSV_PRAGMA 28 29#undef HANDLE_PRAGMA_PACK 30 31#undef TARGET_VERSION 32#define TARGET_VERSION fprintf (stderr, " (M32R GNU/Linux with ELF)"); 33 34#undef SIZE_TYPE 35#define SIZE_TYPE "unsigned int" 36 37#undef PTRDIFF_TYPE 38#define PTRDIFF_TYPE "int" 39 40#undef WCHAR_TYPE 41#define WCHAR_TYPE "long int" 42 43#undef WCHAR_TYPE_SIZE 44#define WCHAR_TYPE_SIZE BITS_PER_WORD 45 46/* Provide a LINK_SPEC appropriate for Linux. Here we provide support 47 for the special GCC options -static and -shared, which allow us to 48 link things in one of these three modes by applying the appropriate 49 combinations of options at link-time. We like to support here for 50 as many of the other GNU linker options as possible. But I don't 51 have the time to search for those flags. I am sure how to add 52 support for -soname shared_object_name. H.J. 53 54 I took out %{v:%{!V:-V}}. It is too much :-(. They can use 55 -Wl,-V. 56 57 When the -shared link option is used a final link is not being 58 done. */ 59 60/* If ELF is the default format, we should not use /lib/elf. */ 61 62#undef LINK_SPEC 63#if TARGET_LITTLE_ENDIAN 64#define LINK_SPEC "%(link_cpu) -m m32rlelf_linux %{shared:-shared} \ 65 %{!shared: \ 66 %{!ibcs: \ 67 %{!static: \ 68 %{rdynamic:-export-dynamic} \ 69 %{!dynamic-linker:-dynamic-linker /lib/ld-linux.so.2}} \ 70 %{static:-static}}}" 71#else 72#define LINK_SPEC "%(link_cpu) -m m32relf_linux %{shared:-shared} \ 73 %{!shared: \ 74 %{!ibcs: \ 75 %{!static: \ 76 %{rdynamic:-export-dynamic} \ 77 %{!dynamic-linker:-dynamic-linker /lib/ld-linux.so.2}} \ 78 %{static:-static}}}" 79#endif 80 81#undef LIB_SPEC 82#define LIB_SPEC \ 83 "%{shared: -lc} \ 84 %{!shared: %{mieee-fp:-lieee} %{pthread:-lpthread} \ 85 %{profile:-lc_p} %{!profile: -lc}}" 86 87#undef STARTFILE_SPEC 88#if defined HAVE_LD_PIE 89#define STARTFILE_SPEC \ 90 "%{!shared: %{pg|p|profile:gcrt1.o%s;pie:Scrt1.o%s;:crt1.o%s}} \ 91 crti.o%s %{static:crtbeginT.o%s;shared|pie:crtbeginS.o%s;:crtbegin.o%s}" 92#else 93#define STARTFILE_SPEC \ 94 "%{!shared: \ 95 %{pg:gcrt1.o%s} %{!pg:%{p:gcrt1.o%s} %{!p:crt1.o%s}}}\ 96 crti.o%s %{!shared:crtbegin.o%s} %{shared:crtbeginS.o%s}" 97#endif 98 99#undef ENDFILE_SPEC 100#define ENDFILE_SPEC \ 101 "%{shared|pie:crtendS.o%s;:crtend.o%s} crtn.o%s" 102 103#undef SUBTARGET_CPP_SPEC 104#define SUBTARGET_CPP_SPEC "\ 105 %{posix:-D_POSIX_SOURCE} \ 106 %{pthread:-D_REENTRANT -D_PTHREADS} \ 107" 108 109#define TARGET_OS_CPP_BUILTINS() LINUX_TARGET_OS_CPP_BUILTINS() 110 111#define TARGET_ASM_FILE_END file_end_indicate_exec_stack 112