From 43a538f6d9f85117ab053cb765ab40180f720e20 Mon Sep 17 00:00:00 2001 From: Marc Espie Date: Thu, 18 Feb 1999 12:38:23 +0000 Subject: [PATCH] openbsd.h: New file. * config/alpha/openbsd.h: New file. * config/alpha/xm-openbsd.h: New file. From-SVN: r25283 --- gcc/ChangeLog | 2 + gcc/config/alpha/openbsd.h | 126 ++++++++++++++++++++++++++++++++++ gcc/config/alpha/xm-openbsd.h | 23 +++++++ 3 files changed, 151 insertions(+) create mode 100644 gcc/config/alpha/openbsd.h create mode 100644 gcc/config/alpha/xm-openbsd.h diff --git a/gcc/ChangeLog b/gcc/ChangeLog index ffad7be6777..83748fd809d 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,5 +1,7 @@ Thu Feb 18 13:15:56 1999 Marc Espie + * alpha/openbsd.h: New file. + * alpha/xm-openbsd.h: New file. * sparc/openbsd.h: New file. * sparc/xm-openbsd.h: New file. * m68k/openbsd.h: New file. diff --git a/gcc/config/alpha/openbsd.h b/gcc/config/alpha/openbsd.h new file mode 100644 index 00000000000..60591d554f5 --- /dev/null +++ b/gcc/config/alpha/openbsd.h @@ -0,0 +1,126 @@ +/* Configuration file for an alpha OpenBSD 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. */ + +/* We settle for little endian for now. */ +#define TARGET_ENDIAN_DEFAULT 0 + +#include + +#define OBSD_NO_DYNAMIC_LIBRARIES +#define OBSD_HAS_DECLARE_FUNCTION_NAME +#define OBSD_HAS_DECLARE_FUNCTION_SIZE +#define OBSD_HAS_DECLARE_OBJECT + +/* alpha ecoff supports only weak aliases, see below. */ +#define ASM_WEAKEN_LABEL(FILE,NAME) ASM_OUTPUT_WEAK_ALIAS (FILE,NAME,0) + +#include + +/* Controlling the compilation driver. */ + +/* alpha needs __start. */ +#undef LINK_SPEC +#define LINK_SPEC \ + "%{!nostdlib:%{!r*:%{!e*:-e __start}}} -dc -dp %{assert*}" + +/* run-time target specifications */ +#define CPP_PREDEFINES "-D__unix__ -D__ANSI_COMPAT -Asystem(unix) \ +-D__OpenBSD__ -D__alpha__ -D__alpha" + +/* Layout of source language data types. */ + +/* This must agree with */ +#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 PREFERRED_DEBUGGING_TYPE +#define PREFERRED_DEBUGGING_TYPE DBX_DEBUG + +#define LOCAL_LABEL_PREFIX "." + +/* We don't have an init section yet. */ +#undef HAS_INIT_SECTION + +/* collect2 support (assembler format: macros for initialization). */ + +/* Don't tell collect2 we use COFF as we don't have (yet ?) a dynamic ld + library with the proper functions to handle this -> collect2 will + default to using nm. */ +#undef OBJECT_FORMAT_COFF +#undef EXTENDED_COFF + +/* 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... */ +#ifdef INCOMING_RETURN_ADDR_RTX +#undef DWARF2_UNWIND_INFO +#define DWARF2_UNWIND_INFO 0 +#endif + +/* Assembler format: file framework. */ + +/* Taken from alpha/osf.h. This used to be common to all alpha + configurations, but elf has departed from it. + Check alpha/alpha.h, alpha/osf.h for it when egcs is upgraded. */ +#ifndef ASM_FILE_START +#define ASM_FILE_START(FILE) \ +{ \ + alpha_write_verstamp (FILE); \ + fprintf (FILE, "\t.set noreorder\n"); \ + fprintf (FILE, "\t.set volatile\n"); \ + fprintf (FILE, "\t.set noat\n"); \ + if (TARGET_SUPPORT_ARCH) \ + fprintf (FILE, "\t.arch %s\n", \ + alpha_cpu == PROCESSOR_EV6 ? "ev6" \ + : (alpha_cpu == PROCESSOR_EV5 \ + ? (TARGET_MAX ? "pca56" : TARGET_BWX ? "ev56" : "ev5") \ + : "ev4")); \ + \ + ASM_OUTPUT_SOURCE_FILENAME (FILE, main_input_filename); \ +} +#endif + +/* Assembler format: label output. */ + +#define ASM_OUTPUT_WEAK_ALIAS(FILE,NAME,VALUE) \ + do { \ + fputs ("\t.weakext\t", FILE); \ + assemble_name (FILE, NAME); \ + if (VALUE) \ + { \ + fputs (" , ", FILE); \ + assemble_name (FILE, VALUE); \ + } \ + fputc ('\n', FILE); \ + } while (0) + + diff --git a/gcc/config/alpha/xm-openbsd.h b/gcc/config/alpha/xm-openbsd.h new file mode 100644 index 00000000000..50f436695a7 --- /dev/null +++ b/gcc/config/alpha/xm-openbsd.h @@ -0,0 +1,23 @@ +/* Configuration file for an host running alpha OpenBSD. + 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. */ + +#include +#include + -- 2.30.2