diff options
Diffstat (limited to 'mit-pthreads/machdep/syscall-sparc-sunos4.S')
-rw-r--r-- | mit-pthreads/machdep/syscall-sparc-sunos4.S | 113 |
1 files changed, 0 insertions, 113 deletions
diff --git a/mit-pthreads/machdep/syscall-sparc-sunos4.S b/mit-pthreads/machdep/syscall-sparc-sunos4.S deleted file mode 100644 index ec293b0ca3f..00000000000 --- a/mit-pthreads/machdep/syscall-sparc-sunos4.S +++ /dev/null @@ -1,113 +0,0 @@ -/* ==== syscall.S ============================================================ - * Copyright (c) 1994 Chris Provenzano, proven@mit.edu - * All rights reserved. - * - */ - -#ifndef lint - .text - .asciz "$Id$"; -#endif - -#include <sys/syscall.h> - -#define SYSCALL(x) \ - .globl _machdep_sys_##x; \ - \ -_machdep_sys_##x:; \ - \ - mov SYS_##x, %g1; \ - ta 0; \ - bcs,a 2b; \ - sub %r0,%o0,%o0; \ - retl - - -/* - * Initial asm stuff for all functions. - */ - .text - .align 4 - -/* ========================================================================== - * error code for all syscalls. The error value is returned as the negative - * of the errno value. - */ - -1: - sub %r0, %o0, %o0 -2: - retl - nop - -/* ========================================================================== - * machdep_sys_pipe() - */ - .globl _machdep_sys_pipe - -_machdep_sys_pipe: - mov %o0, %o2 - mov SYS_pipe, %g1 - ta 0 - bcs 1b - nop - st %o0, [ %o2 ] - st %o1, [ %o2 + 4 ] - retl - mov %g0, %o0 - -/* ========================================================================== - * machdep_sys_fork() - */ - .globl _machdep_sys_fork; - -_machdep_sys_fork:; - - mov SYS_fork, %g1; - ta 0; - bcs 1b; - nop; - tst %o1 - bne,a __fork_parent - mov %g0, %o0 -__fork_parent:; - retl - -/* POSIX-compliant getpgrp() takes no arguments. The SunOS syscall wants - one, and gives the POSIXy result if that argument is zero. */ - .globl _getpgrp -_getpgrp: - mov SYS_getpgrp, %g1 - mov 0, %i0 - ta 0 - bcs 1b - nop - retl - nop - -#if 0 -/* I think this bit of magic will do the right thing for other syscalls. - We get here with the new `errno' code in %o0. It should get stored in - *__error(), and -1 returned to the caller. */ - .globl cerror -cerror: - save %sp,-104,%sp - /* Now value is in %i0. Store it in *__error(). */ - call ___error - nop - st %i0,[%o0] - - /* Now also store a copy in global variable errno, for routines - like isatty that want to examine it and which haven't been - converted yet. */ - sethi %hi(_errno), %o0 - st %i0,[%o0+%lo(_errno)] - -#if 0 /* use this if you want -errno returned */ - sub %r0,%i0,%i0 -#else /* return -1 */ - mov -1,%i0 -#endif - retl - restore -#endif |