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84 lines
1.5 KiB
ArmAsm
84 lines
1.5 KiB
ArmAsm
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#ifndef lint
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.text
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.asciz "$Id$";
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#endif
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#include <machine/asm.h>
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#include <sys/syscall.h>
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#ifdef __STDC__
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#define IMM #
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#define SYSCALL(x) .even; ENTRY(machdep_sys_ ## x); \
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movl IMM SYS_ ## x,d0; trap IMM 0; jcs err; rts
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#else /* !__STDC__ */
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#define SYSCALL(x) .even; ENTRY(machdep_sys_/**/x); \
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movl #SYS_/**/x,d0; trap #0; jcs err; rts
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#endif /* !__STDC__ */
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/*
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* Initial asm stuff for all functions.
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*/
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.text
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.even
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/* ==========================================================================
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* error code for all syscalls. The error value is returned as the negative
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* of the errno value.
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*/
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err:
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negl d0
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rts
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/* ==========================================================================
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* machdep_sys_pipe
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*/
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.even
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ENTRY(machdep_sys_pipe);
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movl #SYS_pipe,d0
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trap #0
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jcs err
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movl sp@(4),a0
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movl d0,a0@+
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movl d1,a0@
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clrl d0
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rts
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#ifndef SYS___sigsuspend14
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.even
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ENTRY(machdep_sys_sigsuspend)
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movl sp@(4),a0
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movl a0@,sp@(4)
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movl #SYS_compat_13_sigsuspend13,d0
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trap #0
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jcs err
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clrl d0
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rts
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#endif
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#ifndef SYS___sigprocmask14
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.even
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ENTRY(machdep_sys_sigprocmask)
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tstl sp@(8)
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jne gotptr
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/* movl #0,sp@(8) /* null mask pointer; block empty set */
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movl #1,sp@(4)
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jra doit
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gotptr:
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movl sp@(8),a0
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movl a0@,sp@(8)
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doit:
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movl #SYS_compat_13_sigprocmask13,d0
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trap #0
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jcs err
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tstl sp@(12)
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jeq out
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movl sp@(12),a0
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movl d0,a0@
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out:
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clrl d0
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rts
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#endif
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