| /* Definitions for Intel 386 running DragonFly with ELF format |
| Copyright (C) 2014-2021 Free Software Foundation, Inc. |
| Contributed by John Marino <gnugcc@marino.st> |
| |
| 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. |
| |
| Under Section 7 of GPL version 3, you are granted additional |
| permissions described in the GCC Runtime Library Exception, version |
| 3.1, as published by the Free Software Foundation. |
| |
| You should have received a copy of the GNU General Public License and |
| a copy of the GCC Runtime Library Exception along with this program; |
| see the files COPYING3 and COPYING.RUNTIME respectively. If not, see |
| <http://www.gnu.org/licenses/>. */ |
| |
| |
| /* Override the default comment-starter of "/". */ |
| #undef ASM_COMMENT_START |
| #define ASM_COMMENT_START "#" |
| |
| #undef ASM_APP_ON |
| #define ASM_APP_ON "#APP\n" |
| |
| #undef ASM_APP_OFF |
| #define ASM_APP_OFF "#NO_APP\n" |
| |
| #undef DBX_REGISTER_NUMBER |
| #define DBX_REGISTER_NUMBER(n) \ |
| (TARGET_64BIT ? dbx64_register_map[n] : svr4_dbx_register_map[n]) |
| |
| #undef NO_PROFILE_COUNTERS |
| #define NO_PROFILE_COUNTERS 1 |
| |
| /* Tell final.c that we don't need a label passed to mcount. */ |
| |
| #undef MCOUNT_NAME |
| #define MCOUNT_NAME ".mcount" |
| |
| /* Make gcc agree with <machine/ansi.h>. */ |
| |
| #undef SIZE_TYPE |
| #define SIZE_TYPE (TARGET_64BIT ? "long unsigned int" : "unsigned int") |
| |
| #undef PTRDIFF_TYPE |
| #define PTRDIFF_TYPE (TARGET_64BIT ? "long int" : "int") |
| |
| #undef WCHAR_TYPE_SIZE |
| #define WCHAR_TYPE_SIZE (TARGET_64BIT ? 32 : BITS_PER_WORD) |
| |
| #undef SUBTARGET_EXTRA_SPECS /* i386.h bogusly defines it. */ |
| #define SUBTARGET_EXTRA_SPECS \ |
| { "dfbsd_dynamic_linker", DFBSD_DYNAMIC_LINKER } |
| |
| /* Don't default to pcc-struct-return, we want to retain compatibility with |
| older gcc versions AND pcc-struct-return is nonreentrant. |
| (even though the SVR4 ABI for the i386 says that records and unions are |
| returned in memory). */ |
| |
| #undef DEFAULT_PCC_STRUCT_RETURN |
| #define DEFAULT_PCC_STRUCT_RETURN 0 |
| |
| /* DragonFly sets the rounding precision of the FPU to 53 bits. Let the |
| compiler get the contents of <float.h> and std::numeric_limits correct. */ |
| #undef TARGET_96_ROUND_53_LONG_DOUBLE |
| #define TARGET_96_ROUND_53_LONG_DOUBLE (!TARGET_64BIT) |
| |
| /* Static stack checking is supported by means of probes. */ |
| #define STACK_CHECK_STATIC_BUILTIN 1 |
| |
| /* Support for i386 was removed from DragonFly in 2007 */ |
| #define SUBTARGET32_DEFAULT_CPU "i486" |
| |
| #define TARGET_ASM_FILE_END file_end_indicate_exec_stack |
