;--------------------------------------------------------
; File Created by SDCC : FreeWare ANSI-C Compiler
; Version 2.5.1 #1056 (Oct 12 2005)
; This file generated Wed Oct 12 23:06:07 2005
;--------------------------------------------------------
	.module tancotf
	.optsdcc -mmcs51 --model-small
	
;--------------------------------------------------------
; Public variables in this module
;--------------------------------------------------------
	.globl _tancotf
	.globl _tancotf_PARM_2
;--------------------------------------------------------
; special function registers
;--------------------------------------------------------
	.area RSEG    (DATA)
;--------------------------------------------------------
; special function bits 
;--------------------------------------------------------
	.area RSEG    (DATA)
;--------------------------------------------------------
; overlayable register banks 
;--------------------------------------------------------
	.area REG_BANK_0	(REL,OVR,DATA)
	.ds 8
;--------------------------------------------------------
; internal ram data
;--------------------------------------------------------
	.area DSEG    (DATA)
_tancotf_PARM_2::
	.ds 2
_tancotf_x_1_1::
	.ds 4
_tancotf_f_1_1::
	.ds 4
_tancotf_g_1_1::
	.ds 4
_tancotf_xn_1_1::
	.ds 4
_tancotf_xden_1_1::
	.ds 4
_tancotf_n_1_1::
	.ds 2
;--------------------------------------------------------
; overlayable items in internal ram 
;--------------------------------------------------------
	.area OSEG    (OVR,DATA)
;--------------------------------------------------------
; indirectly addressable internal ram data
;--------------------------------------------------------
	.area ISEG    (DATA)
;--------------------------------------------------------
; bit data
;--------------------------------------------------------
	.area BSEG    (BIT)
;--------------------------------------------------------
; paged external ram data
;--------------------------------------------------------
	.area PSEG    (PAG,XDATA)
;--------------------------------------------------------
; external ram data
;--------------------------------------------------------
	.area XSEG    (XDATA)
;--------------------------------------------------------
; external initialized ram data
;--------------------------------------------------------
	.area XISEG   (XDATA)
	.area CSEG    (CODE)
	.area GSINIT0 (CODE)
	.area GSINIT1 (CODE)
	.area GSINIT2 (CODE)
	.area GSINIT3 (CODE)
	.area GSINIT4 (CODE)
	.area GSINIT5 (CODE)
;--------------------------------------------------------
; global & static initialisations
;--------------------------------------------------------
	.area CSEG    (CODE)
	.area GSINIT  (CODE)
	.area GSFINAL (CODE)
	.area GSINIT  (CODE)
;--------------------------------------------------------
; Home
;--------------------------------------------------------
	.area HOME    (CODE)
	.area CSEG    (CODE)
;--------------------------------------------------------
; code
;--------------------------------------------------------
	.area CSEG    (CODE)
;------------------------------------------------------------
;Allocation info for local variables in function 'tancotf'
;------------------------------------------------------------
;iscotan                   Allocated with name '_tancotf_PARM_2'
;x                         Allocated with name '_tancotf_x_1_1'
;f                         Allocated with name '_tancotf_f_1_1'
;g                         Allocated with name '_tancotf_g_1_1'
;xn                        Allocated with name '_tancotf_xn_1_1'
;xnum                      Allocated to registers r0 r1 r2 r3 
;xden                      Allocated with name '_tancotf_xden_1_1'
;n                         Allocated with name '_tancotf_n_1_1'
;sloc0                     Allocated with name '_tancotf_sloc0_1_0'
;------------------------------------------------------------
;tancotf.c:42: float tancotf(const float x, const int iscotan)
;	-----------------------------------------
;	 function tancotf
;	-----------------------------------------
_tancotf:
	ar2 = 0x02
	ar3 = 0x03
	ar4 = 0x04
	ar5 = 0x05
	ar6 = 0x06
	ar7 = 0x07
	ar0 = 0x00
	ar1 = 0x01
;     genReceive
;tancotf.c:47: if (fabsf(x) > YMAX)
;     genCall
;	Peephole 191	removed redundant mov
	mov	_tancotf_x_1_1,dpl
	mov	(_tancotf_x_1_1 + 1),dph
	mov	(_tancotf_x_1_1 + 2),b
	mov	(_tancotf_x_1_1 + 3),a
;	Peephole 238.b	removed 3 redundant moves
	lcall	_fabsf
	mov	r6,dpl
	mov	r7,dph
	mov	r0,b
	mov	r1,a
;     genIpush
;	Peephole 181	changed mov to clr
	clr	a
	push	acc
	mov	a,#0x08
	push	acc
	mov	a,#0xC9
	push	acc
	mov	a,#0x45
	push	acc
;     genCall
	mov	dpl,r6
	mov	dph,r7
	mov	b,r0
	mov	a,r1
	lcall	___fsgt
	mov	r6,dpl
	mov	a,sp
	add	a,#0xfc
	mov	sp,a
;     genIfx
	mov	a,r6
;     genIfxJump
;	Peephole 110	removed ljmp by inverse jump logic
	jz	00102$
00125$:
;tancotf.c:49: errno = ERANGE;
;     genAssign
	mov	_errno,#0x22
	clr	a
	mov	(_errno + 1),a
;tancotf.c:50: return 0.0;
;     genRet
;	Peephole 3.a	changed mov to clr
;	Peephole 3.b	changed mov to clr
;	Peephole 182.d	used 16 bit load of dptr
	mov	dptr,#(0x00&0x00ff)
	clr	a
	mov	b,a
;	Peephole 251.a	replaced ljmp to ret with ret
	ret
00102$:
;tancotf.c:54: n=(x*TWO_O_PI+(x>0.0?0.5:-0.5)); /*works for +-x*/
;     genIpush
	mov	a,#0x83
	push	acc
	mov	a,#0xF9
	push	acc
	mov	a,#0x22
	push	acc
	mov	a,#0x3F
	push	acc
;     genCall
	mov	dpl,_tancotf_x_1_1
	mov	dph,(_tancotf_x_1_1 + 1)
	mov	b,(_tancotf_x_1_1 + 2)
	mov	a,(_tancotf_x_1_1 + 3)
	lcall	___fsmul
	mov	r6,dpl
	mov	r7,dph
	mov	r0,b
	mov	r1,a
	mov	a,sp
	add	a,#0xfc
	mov	sp,a
;     genIpush
	push	ar6
	push	ar7
	push	ar0
	push	ar1
;	Peephole 181	changed mov to clr
	clr	a
	push	acc
;	Peephole 181	changed mov to clr
	clr	a
	push	acc
;	Peephole 181	changed mov to clr
	clr	a
	push	acc
;	Peephole 181	changed mov to clr
	clr	a
	push	acc
;     genCall
	mov	dpl,_tancotf_x_1_1
	mov	dph,(_tancotf_x_1_1 + 1)
	mov	b,(_tancotf_x_1_1 + 2)
	mov	a,(_tancotf_x_1_1 + 3)
	lcall	___fsgt
	mov	r2,dpl
	mov	a,sp
	add	a,#0xfc
	mov	sp,a
	pop	ar1
	pop	ar0
	pop	ar7
	pop	ar6
;     genIfx
	mov	a,r2
;     genIfxJump
;	Peephole 110	removed ljmp by inverse jump logic
	jz	00117$
00126$:
;     genAssign
	mov	r2,#0x00
	mov	r3,#0x00
	mov	r4,#0x00
	mov	r5,#0x3F
;	Peephole 112.b	changed ljmp to sjmp
	sjmp	00118$
00117$:
;     genAssign
	mov	r2,#0x00
	mov	r3,#0x00
	mov	r4,#0x00
	mov	r5,#0xBF
00118$:
;     genIpush
	push	ar2
	push	ar3
	push	ar4
	push	ar5
;     genCall
	mov	dpl,r6
	mov	dph,r7
	mov	b,r0
	mov	a,r1
	lcall	___fsadd
	mov	r2,dpl
	mov	r3,dph
	mov	r4,b
	mov	r5,a
	mov	a,sp
	add	a,#0xfc
	mov	sp,a
;     genCall
	mov	dpl,r2
	mov	dph,r3
	mov	b,r4
	mov	a,r5
	lcall	___fs2sint
;tancotf.c:55: xn=n;
;     genCall
;	Peephole 177.d	removed redundant move
	mov	_tancotf_n_1_1,dpl
;	Peephole 177.a	removed redundant mov
	mov  (_tancotf_n_1_1 + 1),dph
	lcall	___sint2fs
	mov	_tancotf_xn_1_1,dpl
	mov	(_tancotf_xn_1_1 + 1),dph
	mov	(_tancotf_xn_1_1 + 2),b
	mov	(_tancotf_xn_1_1 + 3),a
;tancotf.c:57: xnum=(int)x;
;     genCall
	mov	dpl,_tancotf_x_1_1
	mov	dph,(_tancotf_x_1_1 + 1)
	mov	b,(_tancotf_x_1_1 + 2)
	mov	a,(_tancotf_x_1_1 + 3)
	lcall	___fs2sint
;     genCall
;	Peephole 177.d	removed redundant move
	mov	r0,dpl
;	Peephole 177.a	removed redundant mov
	mov  r1,dph
	lcall	___sint2fs
	mov	r0,dpl
	mov	r1,dph
	mov	r2,b
	mov	r3,a
;tancotf.c:58: xden=x-xnum;
;     genIpush
	push	ar2
	push	ar3
	push	ar0
	push	ar1
	push	ar0
	push	ar1
	push	ar2
	push	ar3
;     genCall
	mov	dpl,_tancotf_x_1_1
	mov	dph,(_tancotf_x_1_1 + 1)
	mov	b,(_tancotf_x_1_1 + 2)
	mov	a,(_tancotf_x_1_1 + 3)
	lcall	___fssub
	mov	_tancotf_xden_1_1,dpl
	mov	(_tancotf_xden_1_1 + 1),dph
	mov	(_tancotf_xden_1_1 + 2),b
	mov	(_tancotf_xden_1_1 + 3),a
	mov	a,sp
	add	a,#0xfc
	mov	sp,a
	pop	ar1
	pop	ar0
	pop	ar3
	pop	ar2
;tancotf.c:59: f=((xnum-xn*C1)+xden)-xn*C2;
;     genIpush
	push	ar2
	push	ar3
	push	ar0
	push	ar1
;	Peephole 181	changed mov to clr
	clr	a
	push	acc
;	Peephole 181	changed mov to clr
	clr	a
	push	acc
	mov	a,#0xC9
	push	acc
	mov	a,#0x3F
	push	acc
;     genCall
	mov	dpl,_tancotf_xn_1_1
	mov	dph,(_tancotf_xn_1_1 + 1)
	mov	b,(_tancotf_xn_1_1 + 2)
	mov	a,(_tancotf_xn_1_1 + 3)
	lcall	___fsmul
	mov	r4,dpl
	mov	r5,dph
	mov	r6,b
	mov	r7,a
	mov	a,sp
	add	a,#0xfc
	mov	sp,a
	pop	ar1
	pop	ar0
	pop	ar3
	pop	ar2
;     genIpush
	push	ar4
	push	ar5
	push	ar6
	push	ar7
;     genCall
	mov	dpl,r0
	mov	dph,r1
	mov	b,r2
	mov	a,r3
	lcall	___fssub
	mov	r4,dpl
	mov	r5,dph
	mov	r6,b
	mov	r7,a
	mov	a,sp
	add	a,#0xfc
	mov	sp,a
;     genIpush
	push	_tancotf_xden_1_1
	push	(_tancotf_xden_1_1 + 1)
	push	(_tancotf_xden_1_1 + 2)
	push	(_tancotf_xden_1_1 + 3)
;     genCall
	mov	dpl,r4
	mov	dph,r5
	mov	b,r6
	mov	a,r7
	lcall	___fsadd
	mov	r2,dpl
	mov	r3,dph
	mov	r0,b
	mov	r1,a
	mov	a,sp
	add	a,#0xfc
	mov	sp,a
;     genIpush
	push	ar2
	push	ar3
	push	ar0
	push	ar1
	mov	a,#0x22
	push	acc
	mov	a,#0xAA
	push	acc
	mov	a,#0xFD
	push	acc
	mov	a,#0x39
	push	acc
;     genCall
	mov	dpl,_tancotf_xn_1_1
	mov	dph,(_tancotf_xn_1_1 + 1)
	mov	b,(_tancotf_xn_1_1 + 2)
	mov	a,(_tancotf_xn_1_1 + 3)
	lcall	___fsmul
	mov	r4,dpl
	mov	r5,dph
	mov	r6,b
	mov	r7,a
	mov	a,sp
	add	a,#0xfc
	mov	sp,a
	pop	ar1
	pop	ar0
	pop	ar3
	pop	ar2
;     genIpush
	push	ar4
	push	ar5
	push	ar6
	push	ar7
;     genCall
	mov	dpl,r2
	mov	dph,r3
	mov	b,r0
	mov	a,r1
	lcall	___fssub
	mov	_tancotf_f_1_1,dpl
	mov	(_tancotf_f_1_1 + 1),dph
	mov	(_tancotf_f_1_1 + 2),b
	mov	(_tancotf_f_1_1 + 3),a
	mov	a,sp
	add	a,#0xfc
	mov	sp,a
;tancotf.c:61: if (fabsf(f) < EPS)
;     genCall
	mov	dpl,_tancotf_f_1_1
	mov	dph,(_tancotf_f_1_1 + 1)
	mov	b,(_tancotf_f_1_1 + 2)
	mov	a,(_tancotf_f_1_1 + 3)
	lcall	_fabsf
	mov	r4,dpl
	mov	r5,dph
	mov	r6,b
	mov	r7,a
;     genIpush
;	Peephole 181	changed mov to clr
	clr	a
	push	acc
;	Peephole 181	changed mov to clr
	clr	a
	push	acc
	mov	a,#0x80
	push	acc
	mov	a,#0x39
	push	acc
;     genCall
	mov	dpl,r4
	mov	dph,r5
	mov	b,r6
	mov	a,r7
	lcall	___fslt
	mov	r4,dpl
	mov	a,sp
	add	a,#0xfc
	mov	sp,a
;     genIfx
	mov	a,r4
;     genIfxJump
;	Peephole 110	removed ljmp by inverse jump logic
	jz	00104$
00127$:
;tancotf.c:63: xnum = f;
;     genAssign
	mov	r0,_tancotf_f_1_1
	mov	r1,(_tancotf_f_1_1 + 1)
	mov	r2,(_tancotf_f_1_1 + 2)
	mov	r3,(_tancotf_f_1_1 + 3)
;tancotf.c:64: xden = 1.0;
;     genAssign
	mov	_tancotf_xden_1_1,#0x00
	mov	(_tancotf_xden_1_1 + 1),#0x00
	mov	(_tancotf_xden_1_1 + 2),#0x80
	mov	(_tancotf_xden_1_1 + 3),#0x3F
	ljmp	00105$
00104$:
;tancotf.c:68: g = f*f;
;     genIpush
	push	_tancotf_f_1_1
	push	(_tancotf_f_1_1 + 1)
	push	(_tancotf_f_1_1 + 2)
	push	(_tancotf_f_1_1 + 3)
;     genCall
	mov	dpl,_tancotf_f_1_1
	mov	dph,(_tancotf_f_1_1 + 1)
	mov	b,(_tancotf_f_1_1 + 2)
	mov	a,(_tancotf_f_1_1 + 3)
	lcall	___fsmul
	mov	_tancotf_g_1_1,dpl
	mov	(_tancotf_g_1_1 + 1),dph
	mov	(_tancotf_g_1_1 + 2),b
	mov	(_tancotf_g_1_1 + 3),a
	mov	a,sp
	add	a,#0xfc
	mov	sp,a
;tancotf.c:69: xnum = P(f,g);
;     genIpush
	mov	a,#0xB8
	push	acc
	mov	a,#0x33
	push	acc
	mov	a,#0xC4
	push	acc
	mov	a,#0xBD
	push	acc
;     genCall
	mov	dpl,_tancotf_g_1_1
	mov	dph,(_tancotf_g_1_1 + 1)
	mov	b,(_tancotf_g_1_1 + 2)
	mov	a,(_tancotf_g_1_1 + 3)
	lcall	___fsmul
	mov	r4,dpl
	mov	r5,dph
	mov	r6,b
	mov	r7,a
	mov	a,sp
	add	a,#0xfc
	mov	sp,a
;     genIpush
	push	_tancotf_f_1_1
	push	(_tancotf_f_1_1 + 1)
	push	(_tancotf_f_1_1 + 2)
	push	(_tancotf_f_1_1 + 3)
;     genCall
	mov	dpl,r4
	mov	dph,r5
	mov	b,r6
	mov	a,r7
	lcall	___fsmul
	mov	r4,dpl
	mov	r5,dph
	mov	r6,b
	mov	r7,a
	mov	a,sp
	add	a,#0xfc
	mov	sp,a
;     genIpush
	push	_tancotf_f_1_1
	push	(_tancotf_f_1_1 + 1)
	push	(_tancotf_f_1_1 + 2)
	push	(_tancotf_f_1_1 + 3)
;     genCall
	mov	dpl,r4
	mov	dph,r5
	mov	b,r6
	mov	a,r7
	lcall	___fsadd
	mov	r0,dpl
	mov	r1,dph
	mov	r2,b
	mov	r3,a
	mov	a,sp
	add	a,#0xfc
	mov	sp,a
;tancotf.c:70: xden = Q(g);
;     genIpush
	push	ar2
	push	ar3
	push	ar0
	push	ar1
	mov	a,#0x75
	push	acc
	mov	a,#0x33
	push	acc
	mov	a,#0x1F
	push	acc
	mov	a,#0x3C
	push	acc
;     genCall
	mov	dpl,_tancotf_g_1_1
	mov	dph,(_tancotf_g_1_1 + 1)
	mov	b,(_tancotf_g_1_1 + 2)
	mov	a,(_tancotf_g_1_1 + 3)
	lcall	___fsmul
	mov	r4,dpl
	mov	r5,dph
	mov	r6,b
	mov	r7,a
	mov	a,sp
	add	a,#0xfc
	mov	sp,a
	pop	ar1
	pop	ar0
	pop	ar3
	pop	ar2
;     genIpush
	push	ar2
	push	ar3
	push	ar0
	push	ar1
	mov	a,#0xAF
	push	acc
	mov	a,#0xB7
	push	acc
	mov	a,#0xDB
	push	acc
	mov	a,#0xBE
	push	acc
;     genCall
	mov	dpl,r4
	mov	dph,r5
	mov	b,r6
	mov	a,r7
	lcall	___fsadd
	mov	r4,dpl
	mov	r5,dph
	mov	r6,b
	mov	r7,a
	mov	a,sp
	add	a,#0xfc
	mov	sp,a
	pop	ar1
	pop	ar0
	pop	ar3
	pop	ar2
;     genIpush
	push	ar2
	push	ar3
	push	ar0
	push	ar1
	push	_tancotf_g_1_1
	push	(_tancotf_g_1_1 + 1)
	push	(_tancotf_g_1_1 + 2)
	push	(_tancotf_g_1_1 + 3)
;     genCall
	mov	dpl,r4
	mov	dph,r5
	mov	b,r6
	mov	a,r7
	lcall	___fsmul
	mov	r4,dpl
	mov	r5,dph
	mov	r6,b
	mov	r7,a
	mov	a,sp
	add	a,#0xfc
	mov	sp,a
	pop	ar1
	pop	ar0
	pop	ar3
	pop	ar2
;     genIpush
	push	ar2
	push	ar3
	push	ar0
	push	ar1
;	Peephole 181	changed mov to clr
	clr	a
	push	acc
;	Peephole 181	changed mov to clr
	clr	a
	push	acc
	mov	a,#0x80
	push	acc
	mov	a,#0x3F
	push	acc
;     genCall
	mov	dpl,r4
	mov	dph,r5
	mov	b,r6
	mov	a,r7
	lcall	___fsadd
	mov	_tancotf_xden_1_1,dpl
	mov	(_tancotf_xden_1_1 + 1),dph
	mov	(_tancotf_xden_1_1 + 2),b
	mov	(_tancotf_xden_1_1 + 3),a
	mov	a,sp
	add	a,#0xfc
	mov	sp,a
	pop	ar1
	pop	ar0
	pop	ar3
	pop	ar2
00105$:
;tancotf.c:73: if(n&1)
;     genAnd
	mov	a,_tancotf_n_1_1
;     genIfxJump
;	Peephole 111	removed ljmp by inverse jump logic
	jnb	acc.0,00113$
00128$:
;tancotf.c:76: if(iscotan) return (-xnum/xden);
;     genIfx
	mov	a,_tancotf_PARM_2
	orl	a,(_tancotf_PARM_2 + 1)
;     genIfxJump
;	Peephole 110	removed ljmp by inverse jump logic
	jz	00107$
00129$:
;     genUminus
;     genUminusFloat
	mov	ar4,r0
	mov	ar5,r1
	mov	ar6,r2
	mov	a,r3
	cpl	acc.7
	mov	r7,a
;     genIpush
	push	_tancotf_xden_1_1
	push	(_tancotf_xden_1_1 + 1)
	push	(_tancotf_xden_1_1 + 2)
	push	(_tancotf_xden_1_1 + 3)
;     genCall
	mov	dpl,r4
	mov	dph,r5
	mov	b,r6
	mov	a,r7
	lcall	___fsdiv
	mov	r4,dpl
	mov	r5,dph
	mov	r6,b
	mov	r7,a
	mov	a,sp
	add	a,#0xfc
	mov	sp,a
;     genRet
	mov	dpl,r4
	mov	dph,r5
	mov	b,r6
	mov	a,r7
;	Peephole 251.a	replaced ljmp to ret with ret
	ret
00107$:
;tancotf.c:77: else return (-xden/xnum);
;     genUminus
;     genUminusFloat
	mov	r4,_tancotf_xden_1_1
	mov	r5,(_tancotf_xden_1_1 + 1)
	mov	r6,(_tancotf_xden_1_1 + 2)
	mov	a,(_tancotf_xden_1_1 + 3)
	cpl	acc.7
	mov	r7,a
;     genIpush
	push	ar0
	push	ar1
	push	ar2
	push	ar3
;     genCall
	mov	dpl,r4
	mov	dph,r5
	mov	b,r6
	mov	a,r7
	lcall	___fsdiv
	mov	r4,dpl
	mov	r5,dph
	mov	r6,b
	mov	r7,a
	mov	a,sp
	add	a,#0xfc
	mov	sp,a
;     genRet
	mov	dpl,r4
	mov	dph,r5
	mov	b,r6
	mov	a,r7
;	Peephole 112.b	changed ljmp to sjmp
;	Peephole 251.b	replaced sjmp to ret with ret
	ret
00113$:
;tancotf.c:81: if(iscotan) return (xden/xnum);
;     genIfx
	mov	a,_tancotf_PARM_2
	orl	a,(_tancotf_PARM_2 + 1)
;     genIfxJump
;	Peephole 110	removed ljmp by inverse jump logic
	jz	00110$
00130$:
;     genIpush
	push	ar0
	push	ar1
	push	ar2
	push	ar3
;     genCall
	mov	dpl,_tancotf_xden_1_1
	mov	dph,(_tancotf_xden_1_1 + 1)
	mov	b,(_tancotf_xden_1_1 + 2)
	mov	a,(_tancotf_xden_1_1 + 3)
	lcall	___fsdiv
	mov	r4,dpl
	mov	r5,dph
	mov	r6,b
	mov	r7,a
	mov	a,sp
	add	a,#0xfc
	mov	sp,a
;     genRet
	mov	dpl,r4
	mov	dph,r5
	mov	b,r6
	mov	a,r7
;	Peephole 112.b	changed ljmp to sjmp
;	Peephole 251.b	replaced sjmp to ret with ret
	ret
00110$:
;tancotf.c:82: else return (xnum/xden);
;     genIpush
	push	_tancotf_xden_1_1
	push	(_tancotf_xden_1_1 + 1)
	push	(_tancotf_xden_1_1 + 2)
	push	(_tancotf_xden_1_1 + 3)
;     genCall
	mov	dpl,r0
	mov	dph,r1
	mov	b,r2
	mov	a,r3
	lcall	___fsdiv
	mov	r2,dpl
	mov	r3,dph
	mov	r4,b
	mov	r5,a
	mov	a,sp
	add	a,#0xfc
	mov	sp,a
;     genRet
	mov	dpl,r2
	mov	dph,r3
	mov	b,r4
	mov	a,r5
00115$:
	ret
	.area CSEG    (CODE)
	.area CONST   (CODE)
	.area XINIT   (CODE)
