| /* Configuration for an OpenBSD i386 target. |
| |
| Copyright (C) 2005-2015 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 TARGET_OS_CPP_BUILTINS() \ |
| do \ |
| { \ |
| OPENBSD_OS_CPP_BUILTINS(); \ |
| } \ |
| while (0) |
| |
| #undef DBX_REGISTER_NUMBER |
| #define DBX_REGISTER_NUMBER(n) \ |
| (TARGET_64BIT ? dbx64_register_map[n] : svr4_dbx_register_map[n]) |
| |
| /* This must agree with <machine/_types.h>. */ |
| #undef SIZE_TYPE |
| #define SIZE_TYPE "long unsigned int" |
| |
| #undef PTRDIFF_TYPE |
| #define PTRDIFF_TYPE "long int" |
| |
| #undef WCHAR_TYPE |
| #define WCHAR_TYPE "int" |
| |
| #undef WCHAR_TYPE_SIZE |
| #define WCHAR_TYPE_SIZE 32 |
| |
| #undef WINT_TYPE |
| #define WINT_TYPE "int" |
| |
| /* Don't default to pcc-struct-return, because gcc is the only compiler, and |
| we want to retain compatibility with older gcc versions. */ |
| |
| #undef DEFAULT_PCC_STRUCT_RETURN |
| #define DEFAULT_PCC_STRUCT_RETURN 0 |
| |
| /* 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" |
| |
| /* 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) \ |
| do { \ |
| 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)); \ |
| /* Make sure that we have at least 8 byte alignment if > 8 byte \ |
| alignment is preferred. */ \ |
| if ((LOG) > 3 \ |
| && (1 << (LOG)) > ((MAX_SKIP) + 1) \ |
| && (MAX_SKIP) >= 7) \ |
| fputs ("\t.p2align 3\n", (FILE)); \ |
| } \ |
| } \ |
| } while (0) |
| #endif |
| |
| /* OpenBSD's profiler recovers all information from the stack pointer. |
| The icky part is not here, but in <machine/profile.h>. */ |
| #undef FUNCTION_PROFILER |
| #define FUNCTION_PROFILER(FILE, LABELNO) \ |
| fputs (flag_pic ? "\tcall __mcount@PLT\n": "\tcall __mcount\n", FILE); |
| |
| #undef LINK_SPEC |
| #define LINK_SPEC \ |
| "%{!shared:%{!nostdlib:%{!r:%{!e*:-e __start}}}} \ |
| %{shared:-shared} %{R*} \ |
| %{static:-Bstatic} \ |
| %{!static:-Bdynamic} \ |
| %{assert*} \ |
| -dynamic-linker /usr/libexec/ld.so" |
| |
| #undef STARTFILE_SPEC |
| #define STARTFILE_SPEC "\ |
| %{!shared: %{pg:gcrt0%O%s} %{!pg:%{p:gcrt0%O%s} %{!p:crt0%O%s}} \ |
| crtbegin%O%s} %{shared:crtbeginS%O%s}" |
| |
| #undef ENDFILE_SPEC |
| #define ENDFILE_SPEC "%{!shared:crtend%O%s} %{shared:crtendS%O%s}" |
| |
| #define OBSD_HAS_CORRECT_SPECS |
| |
| #define HAVE_ENABLE_EXECUTE_STACK |