lib86.ps

操作系统设计与实现源码

[phone] A
(jmp)126 1362 A
(.trp)168 1698 A
8418 V
EP
%%Page: 13 13
BP
/slant 0 def
/height 0 def
630 V
10 R
648(MINIX)S
976(SOURCE)S
1399(CODE)S
11 R
1982(File:)S
(src/lib/i86/em/exg.s)879 2215 A
12 B
4308(13)S
990 V
7 LST
(++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++)3528 648 A
1080 V
(src/lib/i86/em/exg.s)840 1698 A
1170 V
(++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++)3528 648 A
1350 V
[phone] A
(.define)294 1026 A
(.exg)168 1362 A
1440 V
[phone] A
1530 V
[phone] A
1362(!)S
(#bytes)252 1446 A
1740(in)S
1866(cx)S
1620 V
[phone] A
(.text)210 1026 A
1710 V
[phone] A
(.exg:)210 1026 A
1800 V
[phone] A
(push)168 1362 A
1698(di)S
1890 V
[phone] A
(mov)126 1362 A
(sp,di)210 1698 A
1980 V
[phone] A
(add)126 1362 A
(di,#4)210 1698 A
2070 V
[phone] A
(mov)126 1362 A
(bx,di)210 1698 A
2160 V
[phone] A
(add)126 1362 A
(bx,cx)210 1698 A
2250 V
[phone] A
(sar)126 1362 A
(cx,#1)210 1698 A
2340 V
[phone] A
1026(1:)S
2430 V
[phone] A
(mov)126 1362 A
(ax,\(bx\))294 1698 A
2520 V
[phone] A
(xchg)168 1362 A
(ax,\(di\))294 1698 A
2610 V
[phone] A
(mov)126 1362 A
(\(bx\),ax)294 1698 A
2700 V
[phone] A
(add)126 1362 A
(di,#2)210 1698 A
2790 V
[phone] A
(add)126 1362 A
(bx,#2)210 1698 A
2880 V
[phone] A
(loop)168 1362 A
1698(1b)S
2970 V
[phone] A
1026(2:)S
3060 V
[phone] A
(pop)126 1362 A
1698(di)S
3150 V
[phone] A
(ret)126 1362 A
3690 V
(++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++)3528 648 A
3780 V
(src/lib/i86/em/fat.s)840 1698 A
3870 V
(++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++)3528 648 A
4050 V
[phone] A
(.define)294 1026 A
(.fat)168 1362 A
4140 V
[phone] A
(.text)210 1026 A
4230 V
[phone] A
4320 V
[phone] A
(.fat:)210 1026 A
4410 V
[phone] A
(.extern)294 1026 A
(.trp)168 1362 A
4500 V
[phone] A
(.extern)294 1026 A
(.stop)210 1362 A
4590 V
[phone] A
(call)168 1362 A
(.trp)168 1698 A
4680 V
[phone] A
(call)168 1362 A
(.stop)210 1698 A
4770 V
[phone] A
1362(!)S
1446(no)S
(return)252 1572 A
5040 V
(++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++)3528 648 A
5130 V
(src/lib/i86/em/fp8087.s)966 1698 A
5220 V
(++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++)3528 648 A
5400 V
[phone] A
(.define)294 1026 A
(.adf4,)252 1362 A
(.adf8,)252 1656 A
(.sbf4,)252 1950 A
(.sbf8,)252 2244 A
(.mlf4,)252 2538 A
(.mlf8,)252 2832 A
(.dvf4,)252 3126 A
(.dvf8)210 3420 A
5490 V
[phone] A
(.define)294 1026 A
(.ngf4,)252 1362 A
(.ngf8,)252 1656 A
(.fif4,)252 1950 A
(.fif8,)252 2244 A
(.fef4,)252 2538 A
(.fef8)210 2832 A
5580 V
[phone] A
(.define)294 1026 A
(.cif4,)252 1362 A
(.cif8,)252 1656 A
(.cuf4,)252 1950 A
(.cuf8,)252 2244 A
(.cfi,)210 2538 A
(.cfu,)210 2790 A
(.cff4,)252 3042 A
(.cff8)210 3336 A
5670 V
[phone] A
(.define)294 1026 A
(.cmf4,)252 1362 A
(.cmf8)210 1656 A
5760 V
[phone] A
(.sect)210 1026 A
(.text;)252 1278 A
(.sect)210 1572 A
(.rom;)210 1824 A
(.sect)210 2076 A
(.data;)252 2328 A
(.sect)210 2622 A
(.bss)168 2874 A
5850 V
[phone] A
5940 V
[phone] A
1026(!)S
($Header:)336 1362 A
(fp8087.s,v)420 1740 A
(1.2)126 2202 A
(89/11/28)336 2370 A
(12:51:35)336 2748 A
(ceriel)252 3126 A
(Exp)126 3420 A
3588($)S
6030 V
[phone] A
6120 V
[phone] A
1026(!)S
(Implement)378 1362 A
(interface)378 1782 A
2202(to)S
(floating)336 2328 A
(point)210 2706 A
(package)294 2958 A
(for)126 3294 A
(Intel)210 3462 A
(8087)168 3714 A
6210 V
[phone] A
8418 V
EP
%%Page: 14 14
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/slant 0 def
/height 0 def
630 V
12 B
648(14)S
11 R
1906(File:)S
(src/lib/i86/em/fp8087.s)1031 2139 A
10 R
3402(MINIX)S
3730(SOURCE)S
4153(CODE)S
900 V
7 LST
[phone] A
(.sect)210 1362 A
(.rom)168 1614 A
990 V
[phone] A
(one:)168 1026 A
1080 V
[phone] A
(.data2)252 1362 A
1698(1)S
1170 V
[phone] A
(two:)168 1026 A
1260 V
[phone] A
(.data2)252 1362 A
1698(2)S
1350 V
[phone] A
(bigmin:)294 1026 A
1440 V
[phone] A
(.data2)252 1362 A
1698(0,)S
(-32768)252 1824 A
1530 V
[phone] A
1620 V
[phone] A
(.sect)210 1362 A
(.text)210 1614 A
1710 V
[phone] A
(.adf4:)252 1026 A
1800 V
[phone] A
(mov)126 1362 A
(bx,sp)210 1698 A
1890 V
[phone] A
(wait)168 1362 A
1980 V
[phone] A
(flds)168 1362 A
(2\(bx\))210 1698 A
2070 V
[phone] A
(wait)168 1362 A
2160 V
[phone] A
(fadds)210 1362 A
(6\(bx\))210 1698 A
2250 V
[phone] A
(wait)168 1362 A
2340 V
[phone] A
(fstps)210 1362 A
(6\(bx\))210 1698 A
2430 V
[phone] A
(wait)168 1362 A
2520 V
[phone] A
(ret)126 1362 A
2610 V
[phone] A
(.adf8:)252 1026 A
2700 V
[phone] A
(mov)126 1362 A
(bx,sp)210 1698 A
2790 V
[phone] A
(wait)168 1362 A
2880 V
[phone] A
(fldd)168 1362 A
(2\(bx\))210 1698 A
2970 V
[phone] A
(wait)168 1362 A
3060 V
[phone] A
(faddd)210 1362 A
(10\(bx\))252 1698 A
3150 V
[phone] A
(wait)168 1362 A
3240 V
[phone] A
(fstpd)210 1362 A
(10\(bx\))252 1698 A
3330 V
[phone] A
(wait)168 1362 A
3420 V
[phone] A
(ret)126 1362 A
3510 V
[phone] A
3600 V
[phone] A
(.sbf4:)252 1026 A
3690 V
[phone] A
(mov)126 1362 A
(bx,sp)210 1698 A
3780 V
[phone] A
(wait)168 1362 A
3870 V
[phone] A
(flds)168 1362 A
(6\(bx\))210 1698 A
3960 V
[phone] A
(wait)168 1362 A
4050 V
[phone] A
(fsubs)210 1362 A
(2\(bx\))210 1698 A
4140 V
[phone] A
(wait)168 1362 A
4230 V
[phone] A
(fstps)210 1362 A
(6\(bx\))210 1698 A
4320 V
[phone] A
(wait)168 1362 A
4410 V
[phone] A
(ret)126 1362 A
4500 V
[phone] A
4590 V
[phone] A
(.sbf8:)252 1026 A
4680 V
[phone] A
(mov)126 1362 A
(bx,sp)210 1698 A
4770 V
[phone] A
(wait)168 1362 A
4860 V
[phone] A
(fldd)168 1362 A
(10\(bx\))252 1698 A
4950 V
[phone] A
(wait)168 1362 A
5040 V
[phone] A
(fsubd)210 1362 A
(2\(bx\))210 1698 A
5130 V
[phone] A
(wait)168 1362 A
5220 V
[phone] A
(fstpd)210 1362 A
(10\(bx\))252 1698 A
5310 V
[phone] A
(wait)168 1362 A
5400 V
[phone] A
(ret)126 1362 A
5490 V
[phone] A
5580 V
[phone] A
(.mlf4:)252 1026 A
5670 V
[phone] A
(mov)126 1362 A
(bx,sp)210 1698 A
5760 V
[phone] A
(wait)168 1362 A
5850 V
[phone] A
(flds)168 1362 A
(2\(bx\))210 1698 A
5940 V
[phone] A
(wait)168 1362 A
6030 V
[phone] A
(fmuls)210 1362 A
(6\(bx\))210 1698 A
6120 V
[phone] A
(wait)168 1362 A
6210 V
[phone] A
(fstps)210 1362 A
(6\(bx\))210 1698 A
8418 V
EP
%%Page: 15 15
BP
/slant 0 def
/height 0 def
630 V
10 R
648(MINIX)S
976(SOURCE)S
1399(CODE)S
11 R
1906(File:)S
(src/lib/i86/em/fp8087.s)1031 2139 A
12 B
4308(15)S
900 V
7 LST
[phone] A
(wait)168 1362 A
990 V
[phone] A
(ret)126 1362 A
1080 V
[phone] A
(.mlf8:)252 1026 A
1170 V
[phone] A
(mov)126 1362 A
(bx,sp)210 1698 A
1260 V
[phone] A
(wait)168 1362 A
1350 V
[phone] A
(fldd)168 1362 A
(2\(bx\))210 1698 A
1440 V
[phone] A
(wait)168 1362 A
1530 V
[phone] A
(fmuld)210 1362 A
(10\(bx\))252 1698 A
1620 V
[phone] A
(wait)168 1362 A
1710 V
[phone] A
(fstpd)210 1362 A
(10\(bx\))252 1698 A
1800 V
[phone] A
(wait)168 1362 A
1890 V
[phone] A
(ret)126 1362 A
1980 V
[phone] A
2070 V
[phone] A
(.dvf4:)252 1026 A
2160 V
[phone] A
(mov)126 1362 A
(bx,sp)210 1698 A
2250 V
[phone] A
(wait)168 1362 A
2340 V
[phone] A
(flds)168 1362 A
(6\(bx\))210 1698 A
2430 V
[phone] A
(wait)168 1362 A
2520 V
[phone] A
(fdivs)210 1362 A
(2\(bx\))210 1698 A
2610 V
[phone] A
(wait)168 1362 A
2700 V
[phone] A
(fstps)210 1362 A
(6\(bx\))210 1698 A
2790 V
[phone] A
(wait)168 1362 A
2880 V
[phone] A
(ret)126 1362 A
2970 V
[phone] A
3060 V
[phone] A
(.dvf8:)252 1026 A
3150 V
[phone] A
(mov)126 1362 A
(bx,sp)210 1698 A
3240 V
[phone] A
(wait)168 1362 A
3330 V
[phone] A
(fldd)168 1362 A
(10\(bx\))252 1698 A
3420 V
[phone] A
(wait)168 1362 A
3510 V
[phone] A
(fdivd)210 1362 A
(2\(bx\))210 1698 A
3600 V
[phone] A
(wait)168 1362 A
3690 V
[phone] A
(fstpd)210 1362 A
(10\(bx\))252 1698 A
3780 V
[phone] A
(wait)168 1362 A
3870 V
[phone] A
(ret)126 1362 A
3960 V
[phone] A
4050 V
[phone] A
(.ngf4:)252 1026 A
4140 V
[phone] A
(mov)126 1362 A
(bx,sp)210 1698 A
4230 V
[phone] A
(wait)168 1362 A
4320 V
[phone] A
(flds)168 1362 A
(2\(bx\))210 1698 A
4410 V
[phone] A
(wait)168 1362 A
4500 V
[phone] A
(fchs)168 1362 A
4590 V
[phone] A
(wait)168 1362 A
4680 V
[phone] A
(fstps)210 1362 A
(2\(bx\))210 1698 A
4770 V
[phone] A
(wait)168 1362 A
4860 V
[phone] A
(ret)126 1362 A
4950 V
[phone] A
5040 V
[phone] A
(.ngf8:)252 1026 A
5130 V
[phone] A
(mov)126 1362 A
(bx,sp)210 1698 A
5220 V
[phone] A
(wait)168 1362 A
5310 V
[phone] A
(fldd)168 1362 A
(2\(bx\))210 1698 A
5400 V
[phone] A
(wait)168 1362 A
5490 V
[phone] A
(fchs)168 1362 A
5580 V
[phone] A
(wait)168 1362 A
5670 V
[phone] A
(fstpd)210 1362 A
(2\(bx\))210 1698 A
5760 V
[phone] A
(wait)168 1362 A
5850 V
[phone] A
(ret)126 1362 A
5940 V
[phone] A
6030 V
[phone] A
(.fif4:)252 1026 A
6120 V
[phone] A
(mov)126 1362 A
(bx,sp)210 1698 A
6210 V
[phone] A
(push)168 1362 A
1698(bx)S
2370(!)S
(make)168 2454 A
(room)168 2664 A
(for)126 2874 A
3042(FP)S
(status)252 3168 A
(word)168 3462 A
8418 V
EP
%%Page: 16 16
BP
/slant 0 def
/height 0 def
630 V
12 B
648(16)S
11 R
1906(File:)S
(src/lib/i86/em/fp8087.s)1031 2139 A
10 R
3402(MINIX)S
3730(SOURCE)S
4153(CODE)S
900 V
7 LST
[phone] A
(wait)168 1362 A
990 V
[phone] A
(flds)168 1362 A
(4\(bx\))210 1698 A
1080 V
[phone] A
(wait)168 1362 A
1170 V
[phone] A
(fmuls)210 1362 A
(8\(bx\))210 1698 A
2370(!)S
(multiply)336 2454 A
1260 V
[phone] A
(wait)168 1362 A
1350 V
[phone] A
(fld)126 1362 A
1698(st)S
2370(!)S
(copy)168 2454 A
(result)252 2664 A
1440 V
[phone] A
(wait)168 1362 A
1530 V
[phone] A
(ftst)168 1362 A
2370(!)S
(test)168 2454 A
(sign;)210 2664 A
(handle)252 2916 A
(negative)336 3210 A
(separately)420 3588 A
1620 V
[phone] A
(wait)168 1362 A
1710 V
[phone] A
(fstsw)210 1362 A
(-2\(bx\))252 1698 A
1800 V
[phone] A
(wait)168 1362 A
1890 V
[phone] A
(mov)126 1362 A
(ax,-2\(bx\))378 1698 A
1980 V
[phone] A
(sahf)168 1362 A
2370(!)S
(result)252 2454 A
2748(of)S
(test)168 2874 A
3084(in)S
(condition)378 3210 A
(codes)210 3630 A
2070 V
[phone] A
1362(jb)S
1698(1f)S
2160 V
[phone] A
(frndint)294 1362 A
2370(!)S
(this)168 2454 A
(one)126 2664 A
(rounds)252 2832 A
(\(?\))126 3126 A
2250 V
[phone] A
(wait)168 1362 A
2340 V
[phone] A
(fcom)168 1362 A
(st\(1\))210 1698 A
2370(!)S
(compare)294 2454 A
(with)168 2790 A
(original;)378 3000 A
3420(if)S
(<=,)126 3546 A
(then)168 3714 A
3924(OK)S
2430 V
[phone] A
(wait)168 1362 A
2520 V
[phone] A
(fstsw)210 1362 A
(-2\(bx\))252 1698 A
2610 V
[phone] A
(wait)168 1362 A
2700 V
[phone] A
(mov)126 1362 A
(ax,-2\(bx\))378 1698 A
2790 V
[phone] A
(sahf)168 1362 A
2880 V
[phone] A
(jbe)126 1362 A
1698(2f)S
2970 V
[phone] A
(fisubs)252 1362 A
(one)126 1698 A
2370(!)S
(else)168 2454 A
(subtract)336 2664 A
3042(1)S
3060 V
[phone] A
(wait)168 1362 A
3150 V
[phone] A
(jmp)126 1362 A
1698(2f)S
3240 V
[phone] A
1026(1:)S
2370(!)S
(here,)210 2454 A
(negative)336 2706 A
(case)168 3084 A
3330 V
[phone] A
(frndint)294 1362 A
2370(!)S
(this)168 2454 A
(one)126 2664 A
(rounds)252 2832 A
(\(?\))126 3126 A
3420 V
[phone] A
(wait)168 1362 A
3510 V
[phone] A
(fcom)168 1362 A
(st\(1\))210 1698 A
2370(!)S
(compare)294 2454 A
(with)168 2790 A
(original;)378 3000 A
3420(if)S
(>=,)126 3546 A
(then)168 3714 A
3924(OK)S
3600 V
[phone] A
(wait)168 1362 A
3690 V
[phone] A
(fstsw)210 1362 A
(-2\(bx\))252 1698 A
3780 V
[phone] A
(wait)168 1362 A
3870 V
[phone] A
(mov)126 1362 A
(ax,-2\(bx\))378 1698 A
3960 V
[phone] A
(sahf)168 1362 A
4050 V
[phone] A
(jae)126 1362 A
1698(2f)S
4140 V
[phone] A
(fiadds)252 1362 A
(one)126 1698 A
2370(!)S
(else)168 2454 A
(add)126 2664 A
2832(1)S
4230 V
[phone] A
(wait)168 1362 A
4320 V
[phone] A
1026(2:)S
4410 V
[phone] A
(fsub)168 1362 A
(st\(1\),st)336 1698 A
2370(!)S
(subtract)336 2454 A
(integer)294 2832 A
(part)168 3168 A
4500 V
[phone] A
(wait)168 1362 A
4590 V
[phone] A
(mov)126 1362 A
(bx,2\(bx\))336 1698 A
4680 V