/* Copyright (C) 2000 Free Software Foundation, Inc. Contributed by Martin Schwidefsky (schwidefsky@de.ibm.com). 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ #include .text ENTRY(__mmap) /* Save registers and setup stack frame. */ stm %r6,%r15,24(%r15) lr %r1,%r15 l %r0,4(0,%r15) /* load eos */ ahi %r15,-120 /* buy stack space */ st %r1,0(0,%r15) /* store back chain */ st %r0,4(0,%r15) /* store eos */ /* Store parameters on stack, because old_mmap * takes only one parameter: a pointer to the parameter area */ mvc 0x74(4,%r15),216(%r15) /* move 'offset' */ st %r6,0x70(0,%r15) /* store 'fd' */ st %r5,0x6C(0,%r15) /* store 'flags' */ st %r4,0x68(0,%r15) /* store 'prot' */ st %r3,0x64(0,%r15) /* store 'length' */ st %r2,0x60(0,%r15) /* store 'start' */ la %r2,0x60(0,%r15) /* load address of parameter list */ /* Do the system call trap. */ svc SYS_ify(mmap) l %r15,0(0,%r15) /* load back chain */ lm %r6,%r15,24(%r15) /* load registers */ /* check gpr 2 for error */ lhi %r0,-4096 clr %r2,%r0 jnl SYSCALL_ERROR_LABEL /* Successful; return the syscall's value. */ br %r14 PSEUDO_END (__mmap) weak_alias (__mmap, mmap)