From: Marc Espie Date: Thu, 18 Feb 1999 12:22:59 +0000 (+0000) Subject: openbsd.h: New file, originally from netbsd. X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=44cd03e6ecc348282aa0467afa04e9f09bf90196;p=gcc.git openbsd.h: New file, originally from netbsd. * i386/openbsd.h: New file, originally from netbsd. * i386/xm-openbsd.h: New file. From-SVN: r25280 --- diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 724b94f7bfa..cdd210d3935 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +Thu Feb 18 13:15:56 1999 Marc Espie + + * i386/openbsd.h: New file, originally from netbsd. + * i386/xm-openbsd.h: New file. + 1999-02-17 14:49 -0500 Zack Weinberg * Makefile.in: Correct dependencies for cpplib object files. diff --git a/gcc/config/i386/openbsd.h b/gcc/config/i386/openbsd.h new file mode 100644 index 00000000000..1b56262d9a5 --- /dev/null +++ b/gcc/config/i386/openbsd.h @@ -0,0 +1,130 @@ +/* Configuration for an OpenBSD i386 target. + + Copyright (C) 1999 Free Software Foundation, Inc. + +This file is part of GNU CC. + +GNU CC 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 2, or (at your option) +any later version. + +GNU CC 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 GNU CC; see the file COPYING. If not, write to +the Free Software Foundation, 59 Temple Place - Suite 330, +Boston, MA 02111-1307, USA. */ + +/* This is tested by i386gas.h. */ +#define YES_UNDERSCORES + +#include + +/* Get perform_* macros to build libgcc.a. */ +#include + +/* Get generic OpenBSD definitions. */ +#define OBSD_OLD_GAS +#include + +/* Run-time target specifications */ +#define CPP_PREDEFINES "-D__unix__ -D__i386__ -D__OpenBSD__ -Asystem(unix) -Asystem(OpenBSD) -Acpu(i386) -Amachine(i386)" + +/* Layout of source language data types. */ + +/* This must agree with */ +#undef SIZE_TYPE +#define SIZE_TYPE "unsigned int" + +#undef PTRDIFF_TYPE +#define PTRDIFF_TYPE "int" + +#undef WCHAR_TYPE +#define WCHAR_TYPE "int" + +#undef WCHAR_TYPE_SIZE +#define WCHAR_TYPE_SIZE 32 + +/* Assembler format: overall framework. */ + +#undef ASM_APP_ON +#define ASM_APP_ON "#APP\n" + +#undef ASM_APP_OFF +#define ASM_APP_OFF "#NO_APP\n" + +/* The following macros were originally stolen from i386v4.h. + These have to be defined to get PIC code correct. */ + +/* Assembler format: dispatch tables. */ + +/* How to output an element of a case-vector that is relative. + This is only used for PIC code. See comments by the `casesi' insn in + i386.md for an explanation of the expression this outputs. */ +#undef ASM_OUTPUT_ADDR_DIFF_ELT +#define ASM_OUTPUT_ADDR_DIFF_ELT(FILE, BODY, VALUE, REL) \ + fprintf (FILE, "\t.long _GLOBAL_OFFSET_TABLE_+[.-%s%d]\n", LPREFIX, VALUE) + +/* Assembler format: sections. */ + +/* Indicate when jump tables go in the text section. This is + necessary when compiling PIC code. */ +#define JUMP_TABLES_IN_TEXT_SECTION (flag_pic) + +/* Stack & calling: aggregate returns. */ + +/* Don't default to pcc-struct-return, because gcc is the only compiler, and + we want to retain compatibility with older gcc versions. */ +#define DEFAULT_PCC_STRUCT_RETURN 0 + +/* Assembler format: alignment output. */ + +/* Kludgy test: when gas is upgraded, it will have p2align, and no problems + with nops. */ +#ifndef HAVE_GAS_MAX_SKIP_P2ALIGN +/* i386 OpenBSD still uses an older gas that doesn't insert nops by default + when the .align directive demands to insert extra space in the text + segment. */ +#undef ASM_OUTPUT_ALIGN +#define ASM_OUTPUT_ALIGN(FILE,LOG) \ + if ((LOG)!=0) fprintf ((FILE), "\t.align %d,0x90\n", (LOG)) +#endif + +/* Stack & calling: profiling. */ + +/* 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); + +/* Assembler format: exception region output. */ + +/* All configurations that don't use elf must be explicit about not using + dwarf unwind information. egcs doesn't try too hard to check internal + configuration files... */ +#define DWARF2_UNWIND_INFO 0 + +/* Assembler format: alignment output. */ + +/* A C statement to output to the stdio stream FILE an assembler + command to advance the location counter to a multiple of 1< +#include +