diff options
Diffstat (limited to 'mit-pthreads/machdep/syscall-arm32-netbsd-1.3.S')
| -rw-r--r-- | mit-pthreads/machdep/syscall-arm32-netbsd-1.3.S | 193 |
1 files changed, 193 insertions, 0 deletions
diff --git a/mit-pthreads/machdep/syscall-arm32-netbsd-1.3.S b/mit-pthreads/machdep/syscall-arm32-netbsd-1.3.S new file mode 100644 index 00000000000..5914674b508 --- /dev/null +++ b/mit-pthreads/machdep/syscall-arm32-netbsd-1.3.S @@ -0,0 +1,193 @@ +/* ==== syscall.S ============================================================ + * Copyright (c) 1990 The Regents of the University of California. + * Copyright (c) 1993 Chris Provenzano, proven@mit.edu + * All rights reserved. + * + * This code is derived from software contributed to Berkeley by + * William Jolitz. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the University of + * California, Berkeley and its contributors. + * 4. Neither the name of the University nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * Description : Machine dependent syscalls for i386/i486/i586 + * + * 1.00 93/08/26 proven + * -Started coding this file. + * + * 1.01 93/11/13 proven + * -The functions readv() and writev() added. + */ + +#ifndef lint + .text + .asciz "$Id$"; +#endif + +#if defined(SYSLIBC_SCCS) && !defined(lint) + .asciz "@(#)syscall.s 5.1 (Berkeley) 4/23/90" +#endif /* SYSLIBC_SCCS and not lint */ + +#include <machine/asm.h> +#include <sys/syscall.h> + +/* + * Initial asm stuff for all functions. + */ + .text + .align 0 + + +/* ========================================================================== + * machdep_sys_fork() + */ + .globl _C_LABEL(machdep_sys_fork); + +_C_LABEL(machdep_sys_fork):; + + swi SYS_fork + bcs 1f + sub r1, r1, #0x00000001 + and r0, r0, r1 + mov r15, r14 + + + +/* ========================================================================== + * machdep_sys_fstat() + */ + .globl _C_LABEL(machdep_sys_fstat); + +_C_LABEL(machdep_sys_fstat):; + + swi SYS___fstat13 + bcs 1f + mov r15, r14 + +/* ========================================================================== + * machdep_sys___syscall() + */ + +_machdep_sys___syscall:; + + swi SYS___syscall + bcs 1f + mov r15, r14 + + +#ifndef SYS___sigsuspend14 +/* ========================================================================== + * machdep_sys_sigsuspend() + */ + .globl _C_LABEL(machdep_sys_sigsuspend); + +_C_LABEL(machdep_sys_sigsuspend):; + + ldr r0, [r0] + swi SYS_sigsuspend + bcs 1f + mov r0, #0x00000000 + mov r15, r14 + +#endif + +#ifndef SYS___sigprocmask14 +/* ========================================================================== + * machdep_sys_sigprocmask() + */ + .globl _C_LABEL(machdep_sys_sigprocmask); + +_C_LABEL(machdep_sys_sigprocmask):; + + teq r1, #0x00000000 + moveq r0, #0x00000001 + moveq r1, #0x00000000 + ldrne r1, [r1] + swi SYS_sigprocmask + bcs 1f + teq r2, #0x00000000 + strne r0, [r2] + mov r0, #0x00000000 + mov r15, r14 +#endif + +/* ========================================================================== + * machdep_sys_ftruncate() + */ + .global _C_LABEL(machdep_sys_ftruncate) +_C_LABEL(machdep_sys_ftruncate): + mov r12, r13 + stmfd r13!, {r11, r12, r14, r15} + sub r13, r13, #8 + stmia r13, {r1-r2} + mov r3, #0 + sub r11, r12, #4 + mov r2, r0 + mov r1, #0 + mov r0, #201 + bl _machdep_sys___syscall + ldmea r11, {r11, r13, r15} + +/* ========================================================================== + * machdep_sys_lseek() + */ + .global _C_LABEL(machdep_sys_lseek) + +_C_LABEL(machdep_sys_lseek): + mov r12, r13 + stmfd r13!, {r11, r12, r14, r15} + str r3, [r13, #-4]! + sub r13, r13, #8 + stmia r13, {r1-r2} + sub r11, r12, #4 + mov r3, #0 + mov r2, r0 + mov r1, #0 + mov r0, #SYS_lseek + bl _machdep_sys___syscall + ldmea r11, {r11, r13, r15} + +/* ========================================================================== + * machdep_sys_pipe() + */ + .globl _C_LABEL(machdep_sys_pipe); + +_C_LABEL(machdep_sys_pipe):; + + mov r2, r0 + swi SYS_pipe + bcs 1f + str r0, [r2, #0x0000] + str r1, [r2, #0x0004] + mov r0, #0x00000000 + mov r15, r14 + + +1: + rsb r0, r0, #0x00000000 + mvn r1, #0x00000000 + mov r15, r14 |