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- /*
- * Mach Operating System
- * Copyright (c) 1992 Carnegie Mellon University
- * All Rights Reserved.
- *
- * Permission to use, copy, modify and distribute this software and its
- * documentation is hereby granted, provided that both the copyright
- * notice and this permission notice appear in all copies of the
- * software, derivative works or modified versions, and any portions
- * thereof, and that both notices appear in supporting documentation.
- *
- * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
- * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
- * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
- *
- * Carnegie Mellon requests users of this software to return to
- *
- * Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU
- * School of Computer Science
- * Carnegie Mellon University
- * Pittsburgh PA 15213-3890
- *
- * any improvements or extensions that they make and grant Carnegie Mellon
- * the rights to redistribute these changes.
- */
- /*
- * HISTORY
- * $Log: asm.h,v $
- * Revision 2.1 92/04/21 17:18:59 rwd
- * BSDSS
- *
- *
- */
-
- #define S_ARG0 4(%esp)
- #define S_ARG1 8(%esp)
- #define S_ARG2 12(%esp)
- #define S_ARG3 16(%esp)
-
- #define FRAME pushl %ebp; movl %esp, %ebp
- #define EMARF leave
-
- #define B_ARG0 8(%ebp)
- #define B_ARG1 12(%ebp)
- #define B_ARG2 16(%ebp)
- #define B_ARG3 20(%ebp)
-
- #ifdef wheeze
-
- #define ALIGN 4
- #define EXT(x) x
- #define LCL(x) ./**/x
-
- #define LB(x,n) ./**/x
- #define LBb(x,n) ./**/x
- #define LBf(x,n) ./**/x
-
- #define SVC lcall $7,$0
-
- #define String .string
- #define Value .value
- #define Times(a,b) [a\*b]
- #define Divide(a,b) [a\\b]
-
- #define INB inb (%dx)
- #define OUTB outb (%dx)
- #define INL inl (%dx)
- #define OUTL outl (%dx)
-
- #else wheeze
-
- #define ALIGN 2
- #define EXT(x) _/**/x
- #define LCL(x) x
-
- #define LB(x,n) n
- #define LBb(x,n) n/**/b
- #define LBf(x,n) n/**/f
-
- #define SVC .byte 0x9a; .long 0; .word 0x7
-
- #define String .ascii
- #define Value .word
- #define Times(a,b) (a*b)
- #define Divide(a,b) (a/b)
-
- #define INB inb %dx, %al
- #define OUTB outb %al, %dx
- #define INL inl %dx, %eax
- #define OUTL outl %eax, %dx
-
- #endif wheeze
-
- #define data16 .byte 0x66
- #define addr16 .byte 0x67
-
-
-
- #ifdef GPROF
- #define MCOUNT .data; LB(x, 9): .long 0; .text; lea LBb(x, 9),%edx; call mcount
- #define ENTRY(x) .globl EXT(x); .align ALIGN; EXT(x): ; \
- pushl %ebp; movl %esp, %ebp; MCOUNT; popl %ebp;
- #define ASENTRY(x) .globl x; .align ALIGN; x: ; \
- pushl %ebp; movl %esp, %ebp; MCOUNT; popl %ebp;
- #else GPROF
- #define MCOUNT
- #define ENTRY(x) .globl EXT(x); .align ALIGN; EXT(x):
- #define ASENTRY(x) .globl x; .align ALIGN; x:
- #endif GPROF
-
- #define Entry(x) .globl EXT(x); .align ALIGN; EXT(x):
- #define DATA(x) .globl EXT(x); .align ALIGN; EXT(x):
-