usr/src/lib/libc/i386/SYS.h

/*-
 * Copyright (c) 1990 The Regents of the University of California.
 * All rights reserved.
 *
 * This code is derived from software contributed to Berkeley by
 * William Jolitz.
 *
 * %sccs.include.redist.c%
 *
 *      @(#)SYS.h       5.2 (Berkeley) %G%
 */

#include <syscall.h>

#ifdef PROF
#define ENTRY(x)        .globl _/**/x; \
                        .data; 1:; .long 0; .text; _/**/x:      .align 4; \
                        movl $1b,%eax; call mcount
#else
#define ENTRY(x)        .globl _/**/x; .text; .align 4; _/**/x:
#endif PROF
#define SYSCALL(x)      2: jmp cerror; ENTRY(x); lea SYS_/**/x,%eax; LCALL(7,0); jb 2b
#define PSEUDO(x,y)     ENTRY(x); lea SYS_/**/y, %eax; ; LCALL(7,0)
#define CALL(x,y)       call _/**/y; addl $4*x,%esp
/* gas fucks up offset -- although we don't currently need it, do for BCS */
#define LCALL(x,y)      .byte 0x9a ; .long y; .word x

#define ASMSTR          .asciz

        .globl  cerror