first commit - moved from local dev to git

devtools/ahcccf.bin/sinclude/mc68881.h

@@ -0,0 +1,106 @@
+MC68881		equ	0xfa40
+
+COMMAND		equ	0x0a
+OPERAND		equ	0x10
+RESTORE		equ	0x06
+BIZY		equ	0x8900
+
+sf0		equ	0x0000;		floating point source registers
+sf1		equ	0x0400;		B12,B11,B10 -- B14=0
+sf2		equ	0x0800
+sf3		equ	0x0c00
+sf4		equ	0x1000
+sf5		equ	0x1400
+sf6		equ	0x1800
+sf7		equ	0x1c00
+
+f0		equ	0x0000;		floating point destination registers
+f1		equ	0x0080;		B9,B8,B7
+f2		equ	0x0100
+f3		equ	0x0180
+f4		equ	0x0200
+f5		equ	0x0280
+f6		equ	0x0300
+f7		equ	0x0380
+
+L		equ	0x4000;		operand sizes indien geen! src fp reg gegeven
+S		equ	0x4400;		dus: memory to fp reg operations
+X		equ	0x4800;		B12,B11,B10 -- B14=1
+P		equ	0x4c00
+W		equ	0x5000
+D		equ	0x5400
+B		equ	0x5800
+__S__	equ	0x5c00
+
+
+TO		equ	0x0000;		richting: B13 -- 0=naar floating point reg
+FROM	equ	0x2000;		                 1=naar memory
+FR		equ	FROM
+
+MOVE	equ	0x0000;		operation codes (B6-B0)
+ADD		equ	0x0022
+SUB		equ	0x0028
+MUL		equ	0x0023
+DIV		equ	0x0020
+MOD		equ	0x0021
+REM		equ	0x0025
+
+ABS		equ	0x0018
+ACOS	equ	0x001c
+ASIN	equ	0x000c
+ATAN	equ	0x000a
+ATANH	equ	0x000d
+CMP		equ	0x0038
+COS		equ	0x001d
+COSH	equ	0x0019
+EXP		equ	0x0010
+ETOX	equ	EXP
+EXPM1	equ	0x0008
+ETOXM1	equ	EXPM1
+GETEXP	equ	0x001e
+GETMAN	equ	0x001f
+INT		equ	0x0001
+INTRZ	equ	0x0003
+LOGN	equ	0x0014
+LOG		equ	LOGN
+LOGNP1	equ	0x0006
+LOGPM1	equ	LOGNP1
+LOG2	equ	0x0016
+LOG10	equ	0x0015
+NEG		equ	0x001a
+SCALE	equ	0x0026
+SGLDIV	equ	0x0024
+SGLMUL	equ	0x0027
+SIN		equ	0x000e
+SINCOS	equ	0x0030
+SINH	equ	0x0002
+SQRT	equ	0x0004
+TAN		equ	0x000f
+TANH	equ	0x0009
+TENTOX	equ	0x0012
+EXP10	equ	TENTOX
+TEST	equ	0x003a
+TWOTOX	equ	0x0011
+EXP2	equ	TWOTOX
+
+MACRO 	tak
+		tst.b	(a2)
+		beq.b	*-2
+ENDM
+MACRO	tok
+		cmpi	#BIZY,-1(a2)
+		beq.b	*-6
+ENDM
+MACRO	fcpres
+		move.L	a2,-(sp)
+		move	#MC68881+1,a2
+		move	#0,RESTORE-1(a2)
+ENDM
+MACRO	fcp		code
+		move	code,COMMAND-1(a2)
+		tok
+ENDM
+MACRO	fp		code
+		move	code,(a3)
+		tok
+ENDM