diff options
Diffstat (limited to 'gcc-4.9/gcc/config/i386/netbsd-elf.h')
| -rw-r--r-- | gcc-4.9/gcc/config/i386/netbsd-elf.h | 121 |
1 files changed, 121 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/config/i386/netbsd-elf.h b/gcc-4.9/gcc/config/i386/netbsd-elf.h new file mode 100644 index 000000000..e575b39cb --- /dev/null +++ b/gcc-4.9/gcc/config/i386/netbsd-elf.h @@ -0,0 +1,121 @@ +/* Definitions of target machine for GCC, + for i386/ELF NetBSD systems. + Copyright (C) 2001-2014 Free Software Foundation, Inc. + Contributed by matthew green <mrg@eterna.com.au> + +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 TARGET_OS_CPP_BUILTINS() \ + do \ + { \ + NETBSD_OS_CPP_BUILTINS_ELF(); \ + } \ + while (0) + + +/* Extra specs needed for NetBSD/i386 ELF. */ + +#undef SUBTARGET_EXTRA_SPECS +#define SUBTARGET_EXTRA_SPECS \ + { "netbsd_cpp_spec", NETBSD_CPP_SPEC }, \ + { "netbsd_entry_point", NETBSD_ENTRY_POINT }, + + +/* Provide a LINK_SPEC appropriate for a NetBSD/i386 ELF target. */ + +#undef LINK_SPEC +#define LINK_SPEC NETBSD_LINK_SPEC_ELF + +#define NETBSD_ENTRY_POINT "__start" + + +/* Provide a CPP_SPEC appropriate for NetBSD. */ + +#undef CPP_SPEC +#define CPP_SPEC "%(netbsd_cpp_spec)" + + +/* Make gcc agree with <machine/ansi.h> */ + +#undef SIZE_TYPE +#define SIZE_TYPE "unsigned int" + +#undef PTRDIFF_TYPE +#define PTRDIFF_TYPE "int" + +#undef ASM_APP_ON +#define ASM_APP_ON "#APP\n" + +#undef ASM_APP_OFF +#define ASM_APP_OFF "#NO_APP\n" + +#undef ASM_COMMENT_START +#define ASM_COMMENT_START "#" + +#undef DBX_REGISTER_NUMBER +#define DBX_REGISTER_NUMBER(n) svr4_dbx_register_map[n] + + +/* Output assembler code to FILE to call the profiler. */ + +#undef NO_PROFILE_COUNTERS +#define NO_PROFILE_COUNTERS 1 + +#undef FUNCTION_PROFILER +#define FUNCTION_PROFILER(FILE, LABELNO) \ +{ \ + if (flag_pic) \ + fprintf (FILE, "\tcall __mcount@PLT\n"); \ + else \ + fprintf (FILE, "\tcall __mcount\n"); \ +} + + +#undef HAS_INIT_SECTION + +/* This is how we tell the assembler that two symbols have the same value. */ + +#define ASM_OUTPUT_DEF(FILE,NAME1,NAME2) \ + do { assemble_name(FILE, NAME1); \ + fputs(" = ", FILE); \ + assemble_name(FILE, NAME2); \ + fputc('\n', FILE); } while (0) + +/* A C statement to output to the stdio stream FILE an assembler + command to advance the location counter to a multiple of 1<<LOG + bytes if it is within MAX_SKIP bytes. + + This is used to align code labels according to Intel recommendations. */ + +#ifdef HAVE_GAS_MAX_SKIP_P2ALIGN +#define ASM_OUTPUT_MAX_SKIP_ALIGN(FILE, LOG, MAX_SKIP) \ + if ((LOG) != 0) { \ + if ((MAX_SKIP) == 0) fprintf ((FILE), "\t.p2align %d\n", (LOG)); \ + else fprintf ((FILE), "\t.p2align %d,,%d\n", (LOG), (MAX_SKIP)); \ + } +#endif + +/* We always use gas here, so we don't worry about ECOFF assembler + problems. */ +#undef TARGET_GAS +#define TARGET_GAS 1 + +/* Default to pcc-struct-return, because this is the ELF abi and + we don't care about compatibility with older gcc versions. */ +#define DEFAULT_PCC_STRUCT_RETURN 1 + +#define HAVE_ENABLE_EXECUTE_STACK |