From 28f540f45bbacd939bfd07f213bcad2bf730b1bf Mon Sep 17 00:00:00 2001 From: Roland McGrath Date: Sat, 18 Feb 1995 01:27:10 +0000 Subject: initial import --- sysdeps/unix/bsd/hp/m68k/brk.S | 46 ++++++++++++++++++++++++++++++ sysdeps/unix/bsd/hp/m68k/getdents.S | 1 + sysdeps/unix/bsd/hp/m68k/start.c | 10 +++++++ sysdeps/unix/bsd/hp/m68k/sysdep.h | 56 +++++++++++++++++++++++++++++++++++++ sysdeps/unix/bsd/hp/m68k/wait3.S | 39 ++++++++++++++++++++++++++ 5 files changed, 152 insertions(+) create mode 100644 sysdeps/unix/bsd/hp/m68k/brk.S create mode 100644 sysdeps/unix/bsd/hp/m68k/getdents.S create mode 100644 sysdeps/unix/bsd/hp/m68k/start.c create mode 100644 sysdeps/unix/bsd/hp/m68k/sysdep.h create mode 100644 sysdeps/unix/bsd/hp/m68k/wait3.S (limited to 'sysdeps/unix/bsd/hp') diff --git a/sysdeps/unix/bsd/hp/m68k/brk.S b/sysdeps/unix/bsd/hp/m68k/brk.S new file mode 100644 index 0000000000..cf46b4d902 --- /dev/null +++ b/sysdeps/unix/bsd/hp/m68k/brk.S @@ -0,0 +1,46 @@ +/* Copyright (C) 1991, 1993, 1994, 1995 Free Software Foundation, Inc. +This file is part of the GNU C Library. + +The GNU C Library is free software; you can redistribute it and/or +modify it under the terms of the GNU Library General Public License as +published by the Free Software Foundation; either version 2 of the +License, or (at your option) any later version. + +The GNU C Library 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 +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with the GNU C Library; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 675 Mass Ave, +Cambridge, MA 02139, USA. */ + +#include + +#ifndef SYS_brk +#define SYS_brk 17 +#endif + +#ifndef HAVE_GNU_LD +#define __end _end +#endif + +.data +.globl ___curbrk +___curbrk: + .long __end + +.text +ENTRY (__brk) + movel #__end, d0 + cmpl sp@(4), d0 + ble 0f + movel d0, sp@(4) +0: DO_CALL (#SYS_brk, 1) + movel sp@(4), ___curbrk + clrl d0 + rts +error: jmp syscall_error + +weak_alias (__brk, brk) diff --git a/sysdeps/unix/bsd/hp/m68k/getdents.S b/sysdeps/unix/bsd/hp/m68k/getdents.S new file mode 100644 index 0000000000..be449b2bcb --- /dev/null +++ b/sysdeps/unix/bsd/hp/m68k/getdents.S @@ -0,0 +1 @@ +#include diff --git a/sysdeps/unix/bsd/hp/m68k/start.c b/sysdeps/unix/bsd/hp/m68k/start.c new file mode 100644 index 0000000000..e04ca0632d --- /dev/null +++ b/sysdeps/unix/bsd/hp/m68k/start.c @@ -0,0 +1,10 @@ +/* hp300 4.3 BSD starts at 4, rather than 0, when the start address is 0. + Go figure. */ +asm(".globl __start"); +asm("__start: .long 0"); + +#define _start __start0 + +#define DUMMIES dummy0 + +#include diff --git a/sysdeps/unix/bsd/hp/m68k/sysdep.h b/sysdeps/unix/bsd/hp/m68k/sysdep.h new file mode 100644 index 0000000000..3487ab2027 --- /dev/null +++ b/sysdeps/unix/bsd/hp/m68k/sysdep.h @@ -0,0 +1,56 @@ +/* Copyright (C) 1991, 1992, 1993, 1994, 1995 Free Software Foundation, Inc. +This file is part of the GNU C Library. + +The GNU C Library is free software; you can redistribute it and/or +modify it under the terms of the GNU Library General Public License as +published by the Free Software Foundation; either version 2 of the +License, or (at your option) any later version. + +The GNU C Library 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 +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with the GNU C Library; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 675 Mass Ave, +Cambridge, MA 02139, USA. */ + +/* This code wants to be run through m4. */ + +#include + +#ifdef ASSEMBLER + +#define POUND # + +#ifdef __STDC__ +#define ENTRY(name) \ + .globl _##name; \ + .even; \ + _##name##: +#else +#define ENTRY(name) \ + .globl _/**/name; \ + .even; \ + _/**/name/**/: +#endif + +#define PSEUDO(name, syscall_name, args) \ + .even; \ + .globl syscall_error; \ + error: jmp syscall_error; \ + ENTRY (name) \ + DO_CALL (POUND SYS_ify (syscall_name), args) + +#define DO_CALL(syscall, args) \ + movel syscall, d0; \ + trap POUND 0; \ + bcs error + +#define ret rts +#define r0 d0 +#define r1 d1 +#define MOVE(x,y) movel x , y + +#endif /* ASSEMBLER */ diff --git a/sysdeps/unix/bsd/hp/m68k/wait3.S b/sysdeps/unix/bsd/hp/m68k/wait3.S new file mode 100644 index 0000000000..d0e758595a --- /dev/null +++ b/sysdeps/unix/bsd/hp/m68k/wait3.S @@ -0,0 +1,39 @@ +/* Copyright (C) 1991, 1992, 1995 Free Software Foundation, Inc. +This file is part of the GNU C Library. + +The GNU C Library is free software; you can redistribute it and/or +modify it under the terms of the GNU Library General Public License as +published by the Free Software Foundation; either version 2 of the +License, or (at your option) any later version. + +The GNU C Library 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 +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with the GNU C Library; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 675 Mass Ave, +Cambridge, MA 02139, USA. */ + +#include + +ENTRY(__wait3) + movel sp@(8), d1 + moveal sp@(12), a0 + movel #SYS_wait, d0 + /* Set all condition codes to tell the kernel this is wait3. */ + movew #31, ccr + trap #0 + bcs error + + tstl sp@(4) + beq 1f + moveal sp@(4), a0 + movel d1, a0@ +1: rts + +.globl syscall_error +error: jmp syscall_error + +weak_alias (__wait3, wait3) -- cgit v1.2.3