| /* Definitions of target machine for GCC, |
| for i386/ELF NetBSD systems. |
| Copyright (C) 2001-2015 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 |
| |
| #define IX86_MAYBE_NO_LIBGCC_TFMODE |