Mercurial > hg > CbC > CbC_gcc
diff gcc/config/m32r/linux.h @ 0:a06113de4d67
first commit
author | kent <kent@cr.ie.u-ryukyu.ac.jp> |
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date | Fri, 17 Jul 2009 14:47:48 +0900 |
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children | f6334be47118 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/gcc/config/m32r/linux.h Fri Jul 17 14:47:48 2009 +0900 @@ -0,0 +1,114 @@ +/* Definitions for Renesas M32R running Linux-based GNU systems using ELF. + Copyright (C) 2003, 2004, 2006, 2007 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 + <http://www.gnu.org/licenses/>. */ + +#define LINUX_DEFAULT_ELF + +/* A lie, I guess, but the general idea behind linux/ELF is that we are + supposed to be outputting something that will assemble under SVr4. + This gets us pretty close. */ + +#define HANDLE_SYSV_PRAGMA + +#undef HANDLE_PRAGMA_PACK + +#undef TARGET_VERSION +#define TARGET_VERSION fprintf (stderr, " (M32R GNU/Linux with ELF)"); + +#undef SIZE_TYPE +#define SIZE_TYPE "unsigned int" + +#undef PTRDIFF_TYPE +#define PTRDIFF_TYPE "int" + +#undef WCHAR_TYPE +#define WCHAR_TYPE "long int" + +#undef WCHAR_TYPE_SIZE +#define WCHAR_TYPE_SIZE BITS_PER_WORD + +/* Provide a LINK_SPEC appropriate for Linux. Here we provide support + for the special GCC options -static and -shared, which allow us to + link things in one of these three modes by applying the appropriate + combinations of options at link-time. We like to support here for + as many of the other GNU linker options as possible. But I don't + have the time to search for those flags. I am sure how to add + support for -soname shared_object_name. H.J. + + I took out %{v:%{!V:-V}}. It is too much :-(. They can use + -Wl,-V. + + When the -shared link option is used a final link is not being + done. */ + +/* If ELF is the default format, we should not use /lib/elf. */ + +#define GLIBC_DYNAMIC_LINKER "/lib/ld-linux.so.2" + +#undef LINK_SPEC +#if TARGET_LITTLE_ENDIAN +#define LINK_SPEC "%(link_cpu) -m m32rlelf_linux %{shared:-shared} \ + %{!shared: \ + %{!ibcs: \ + %{!static: \ + %{rdynamic:-export-dynamic} \ + %{!dynamic-linker:-dynamic-linker " LINUX_DYNAMIC_LINKER "}} \ + %{static:-static}}}" +#else +#define LINK_SPEC "%(link_cpu) -m m32relf_linux %{shared:-shared} \ + %{!shared: \ + %{!ibcs: \ + %{!static: \ + %{rdynamic:-export-dynamic} \ + %{!dynamic-linker:-dynamic-linker " LINUX_DYNAMIC_LINKER "}} \ + %{static:-static}}}" +#endif + +#undef LIB_SPEC +#define LIB_SPEC \ + "%{pthread:-lpthread} \ + %{shared: -lc} \ + %{!shared: \ + %{mieee-fp:-lieee} \ + %{profile:-lc_p} %{!profile: -lc}}" + +#undef STARTFILE_SPEC +#if defined HAVE_LD_PIE +#define STARTFILE_SPEC \ + "%{!shared: %{pg|p|profile:gcrt1.o%s;pie:Scrt1.o%s;:crt1.o%s}} \ + crti.o%s %{static:crtbeginT.o%s;shared|pie:crtbeginS.o%s;:crtbegin.o%s}" +#else +#define STARTFILE_SPEC \ + "%{!shared: \ + %{pg:gcrt1.o%s} %{!pg:%{p:gcrt1.o%s} %{!p:crt1.o%s}}}\ + crti.o%s %{!shared:crtbegin.o%s} %{shared:crtbeginS.o%s}" +#endif + +#undef ENDFILE_SPEC +#define ENDFILE_SPEC \ + "%{shared|pie:crtendS.o%s;:crtend.o%s} crtn.o%s" + +#undef SUBTARGET_CPP_SPEC +#define SUBTARGET_CPP_SPEC "\ + %{posix:-D_POSIX_SOURCE} \ + %{pthread:-D_REENTRANT -D_PTHREADS} \ +" + +#define TARGET_OS_CPP_BUILTINS() LINUX_TARGET_OS_CPP_BUILTINS() + +#define TARGET_ASM_FILE_END file_end_indicate_exec_stack