lib386.ps

操作系统设计与实现源码

[phone] A
(.define)294 1026 A
(.fef8)210 1362 A
2880 V
[phone] A
2970 V
[phone] A
(.sect)210 1362 A
(.text)210 1614 A
3060 V
[phone] A
(.fef8:)252 1026 A
3150 V
[phone] A
2370(!)S
(this)168 2454 A
(could)210 2664 A
2916(be)S
(simpler,)336 3042 A
3420(if)S
(only)168 3546 A
(the)126 3756 A
3240 V
[phone] A
2370(!)S
(fxtract)294 2454 A
(instruction)462 2790 A
(was)126 3294 A
(emulated)336 3462 A
(properly)336 3840 A
3330 V
[phone] A
(mov)126 1362 A
(bx,sp)210 1698 A
3420 V
[phone] A
(mov)126 1362 A
(ax,12\(bx\))378 1698 A
3510 V
[phone] A
(and)126 1362 A
(ax,0x7ff00000)546 1698 A
3600 V
[phone] A
1362(je)S
1698(1f)S
2370(!)S
(zero)168 2454 A
(exponent)336 2664 A
3690 V
[phone] A
(shr)126 1362 A
(ax,20)210 1698 A
3780 V
[phone] A
(sub)126 1362 A
(ax,1022)294 1698 A
3870 V
[phone] A
(mov)126 1362 A
(cx,ax)210 1698 A
2370(!)S
(exponent)336 2454 A
2832(in)S
2958(cx)S
3960 V
[phone] A
(mov)126 1362 A
(ax,12\(bx\))378 1698 A
4050 V
[phone] A
(and)126 1362 A
(ax,0x800fffff)546 1698 A
4140 V
[phone] A
1362(or)S
(ax,0x3fe00000)546 1698 A
2370(!)S
(load)168 2454 A
2664(-1)S
(exponent)336 2790 A
4230 V
[phone] A
(mov)126 1362 A
(dx,8\(bx\))336 1698 A
4320 V
[phone] A
(mov)126 1362 A
(bx,4\(bx\))336 1698 A
4410 V
[phone] A
(mov)126 1362 A
(4\(bx\),dx)336 1698 A
4500 V
[phone] A
(mov)126 1362 A
(8\(bx\),ax)336 1698 A
4590 V
[phone] A
(mov)126 1362 A
(\(bx\),cx)294 1698 A
4680 V
[phone] A
(ret)126 1362 A
4770 V
[phone] A
1026(1:)S
2370(!)S
2454(we)S
(get)126 2580 A
(here)168 2748 A
2958(on)S
(zero)168 3084 A
(exp)126 3294 A
4860 V
[phone] A
(mov)126 1362 A
(ax,12\(bx\))378 1698 A
4950 V
[phone] A
(and)126 1362 A
(ax,0xfffff)420 1698 A
5040 V
[phone] A
1362(or)S
(ax,8\(bx\))336 1698 A
5130 V
[phone] A
(jne)126 1362 A
1698(1f)S
2370(!)S
(zero)168 2454 A
(result)252 2664 A
5220 V
[phone] A
(mov)126 1362 A
(bx,4\(bx\))336 1698 A
5310 V
[phone] A
(mov)126 1362 A
(\(bx\),ax)294 1698 A
5400 V
[phone] A
(mov)126 1362 A
(4\(bx\),ax)336 1698 A
5490 V
[phone] A
(mov)126 1362 A
(8\(bx\),ax)336 1698 A
5580 V
[phone] A
(ret)126 1362 A
5670 V
[phone] A
1026(1:)S
2370(!)S
(otherwise)378 2454 A
(unnormalized)504 2874 A
(number)252 3420 A
5760 V
[phone] A
(mov)126 1362 A
(cx,12\(bx\))378 1698 A
5850 V
[phone] A
(and)126 1362 A
(cx,0x800fffff)546 1698 A
5940 V
[phone] A
(mov)126 1362 A
(dx,cx)210 1698 A
6030 V
[phone] A
(and)126 1362 A
(cx,0x80000000)546 1698 A
6120 V
[phone] A
(mov)126 1362 A
(ax,-1021)336 1698 A
6210 V
[phone] A
1026(2:)S
8418 V
EP
%%Page: 17 17
BP
/slant 0 def
/height 0 def
630 V
10 R
648(MINIX)S
976(SOURCE)S
1399(CODE)S
11 R
1849(File:)S
(src/lib/i386/em/em_fef8.s)1144 2082 A
12 B
4308(17)S
900 V
7 LST
[phone] A
(test)168 1362 A
(dx,0x100000)462 1698 A
990 V
[phone] A
(jne)126 1362 A
1698(1f)S
1080 V
[phone] A
(dec)126 1362 A
1698(ax)S
1170 V
[phone] A
(shl)126 1362 A
(8\(bx\),1)294 1698 A
1260 V
[phone] A
(rcl)126 1362 A
(dx,1)168 1698 A
1350 V
[phone] A
1362(or)S
(dx,cx)210 1698 A
1440 V
[phone] A
(jmp)126 1362 A
1698(2b)S
1530 V
[phone] A
1026(1:)S
1620 V
[phone] A
(and)126 1362 A
(dx,0x800fffff)546 1698 A
1710 V
[phone] A
1362(or)S
(dx,0x3fe00000)546 1698 A
2370(!)S
(load)168 2454 A
2664(-1)S
(exponent)336 2790 A
1800 V
[phone] A
(mov)126 1362 A
(cx,8\(bx\))336 1698 A
1890 V
[phone] A
(mov)126 1362 A
(bx,4\(bx\))336 1698 A
1980 V
[phone] A
(mov)126 1362 A
(\(bx\),ax)294 1698 A
2070 V
[phone] A
(mov)126 1362 A
(8\(bx\),dx)336 1698 A
2160 V
[phone] A
(mov)126 1362 A
(4\(bx\),cx)336 1698 A
2250 V
[phone] A
(ret)126 1362 A
2790 V
(++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++)3528 648 A
2880 V
(src/lib/i386/em/em_fif4.s)1050 1698 A
2970 V
(++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++)3528 648 A
3150 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
3240 V
[phone] A
(.define)294 1026 A
(.fif4)210 1362 A
3330 V
[phone] A
3420 V
[phone] A
(.sect)210 1362 A
(.text)210 1614 A
3510 V
[phone] A
(.fif4:)252 1026 A
3600 V
[phone] A
(mov)126 1362 A
(bx,sp)210 1698 A
3690 V
[phone] A
(flds)168 1362 A
(8\(bx\))210 1698 A
3780 V
[phone] A
(fmuls)210 1362 A
(12\(bx\))252 1698 A
2370(!)S
(multiply)336 2454 A
3870 V
[phone] A
(fld)126 1362 A
1698(st)S
2370(!)S
(copy)168 2454 A
(result)252 2664 A
3960 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
4050 V
[phone] A
(fstsw)210 1362 A
1698(ax)S
4140 V
[phone] A
(wait)168 1362 A
4230 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
4320 V
[phone] A
1362(jb)S
1698(1f)S
4410 V
[phone] A
(frndint)294 1362 A
2370(!)S
(this)168 2454 A
(one)126 2664 A
(rounds)252 2832 A
(\(?\))126 3126 A
4500 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
4590 V
[phone] A
(fstsw)210 1362 A
1698(ax)S
4680 V
[phone] A
(wait)168 1362 A
4770 V
[phone] A
(sahf)168 1362 A
4860 V
[phone] A
(jbe)126 1362 A
1698(2f)S
4950 V
[phone] A
(fisubs)252 1362 A
(\(one\))210 1698 A
2370(!)S
(else)168 2454 A
(subtract)336 2664 A
3042(1)S
5040 V
[phone] A
(jmp)126 1362 A
1698(2f)S
5130 V
[phone] A
1026(1:)S
2370(!)S
(here,)210 2454 A
(negative)336 2706 A
(case)168 3084 A
5220 V
[phone] A
(frndint)294 1362 A
2370(!)S
(this)168 2454 A
(one)126 2664 A
(rounds)252 2832 A
(\(?\))126 3126 A
5310 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
5400 V
[phone] A
(fstsw)210 1362 A
1698(ax)S
5490 V
[phone] A
(wait)168 1362 A
5580 V
[phone] A
(sahf)168 1362 A
5670 V
[phone] A
(jae)126 1362 A
1698(2f)S
5760 V
[phone] A
(fiadds)252 1362 A
(\(one\))210 1698 A
2370(!)S
(else)168 2454 A
(add)126 2664 A
2832(1)S
5850 V
[phone] A
1026(2:)S
5940 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
6030 V
[phone] A
(mov)126 1362 A
(bx,4\(bx\))336 1698 A
6120 V
[phone] A
(fstps)210 1362 A
(\(bx\))168 1698 A
6210 V
[phone] A
(fstps)210 1362 A
(4\(bx\))210 1698 A
8418 V
EP
%%Page: 18 18
BP
/slant 0 def
/height 0 def
630 V
12 B
648(18)S
11 R
1859(File:)S
(src/lib/i386/em/em_fif4.s)1125 2092 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
(ret)126 1362 A
1440 V
(++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++)3528 648 A
1530 V
(src/lib/i386/em/em_fif8.s)1050 1698 A
1620 V
(++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++)3528 648 A
1800 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
1890 V
[phone] A
(.define)294 1026 A
(.fif8)210 1362 A
1980 V
[phone] A
2070 V
[phone] A
(.sect)210 1362 A
(.text)210 1614 A
2160 V
[phone] A
(.fif8:)252 1026 A
2250 V
[phone] A
(mov)126 1362 A
(bx,sp)210 1698 A
2340 V
[phone] A
(fldd)168 1362 A
(8\(bx\))210 1698 A
2430 V
[phone] A
(fmuld)210 1362 A
(16\(bx\))252 1698 A
2370(!)S
(multiply)336 2454 A
2520 V
[phone] A
(fld)126 1362 A
1698(st)S
2370(!)S
(and)126 2454 A
(copy)168 2622 A
(result)252 2832 A
2610 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
2700 V
[phone] A
(fstsw)210 1362 A
1698(ax)S
2790 V
[phone] A
(wait)168 1362 A
2880 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
2970 V
[phone] A
1362(jb)S
1698(1f)S
3060 V
[phone] A
(frndint)294 1362 A
2370(!)S
(this)168 2454 A
(one)126 2664 A
(rounds)252 2832 A
(\(?\))126 3126 A
3150 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
3240 V
[phone] A
(fstsw)210 1362 A
1698(ax)S
3330 V
[phone] A
(wait)168 1362 A
3420 V
[phone] A
(sahf)168 1362 A
3510 V
[phone] A
(jbe)126 1362 A
1698(2f)S
3600 V
[phone] A
(fisubs)252 1362 A
(\(one\))210 1698 A
2370(!)S
(else)168 2454 A
(subtract)336 2664 A
3042(1)S
3690 V
[phone] A
(jmp)126 1362 A
1698(2f)S
3780 V
[phone] A
1026(1:)S
2370(!)S
(here,)210 2454 A
(negative)336 2706 A
(case)168 3084 A
3870 V
[phone] A
(frndint)294 1362 A
2370(!)S
(this)168 2454 A
(one)126 2664 A
(rounds)252 2832 A
(\(?\))126 3126 A
3960 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
4050 V
[phone] A
(fstsw)210 1362 A
1698(ax)S
4140 V
[phone] A
(wait)168 1362 A
4230 V
[phone] A
(sahf)168 1362 A
4320 V
[phone] A
(jae)126 1362 A
1698(2f)S
4410 V
[phone] A
(fiadds)252 1362 A
(\(one\))210 1698 A
2370(!)S
(else)168 2454 A
(add)126 2664 A
2832(1)S
4500 V
[phone] A
1026(2:)S
4590 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
4680 V
[phone] A
(mov)126 1362 A
(bx,4\(bx\))336 1698 A
4770 V
[phone] A
(fstpd)210 1362 A
(\(bx\))168 1698 A
4860 V
[phone] A
(fstpd)210 1362 A
(8\(bx\))210 1698 A
4950 V
[phone] A
(wait)168 1362 A
5040 V
[phone] A
(ret)126 1362 A
8418 V
EP
%%Page: 19 19
BP
/slant 0 def
/height 0 def
630 V
10 R
648(MINIX)S
976(SOURCE)S
1399(CODE)S
11 R
1783(File:)S
(src/lib/i386/em/em_fp8087.s)1277 2016 A
12 B
4308(19)S
990 V
7 LST
(++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++)3528 648 A
1080 V
(src/lib/i386/em/em_fp8087.s)1134 1698 A
1170 V
(++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++)3528 648 A
1350 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
1440 V
[phone] A
(.define)294 1026 A
(one,)168 1362 A
(bigmin)252 1572 A
1530 V
[phone] A
1620 V
[phone] A
(.sect)210 1362 A
(.rom)168 1614 A
1710 V
[phone] A
(one:)168 1026 A
1800 V
[phone] A
(.data2)252 1362 A
1698(1)S
1890 V
[phone] A
(two:)168 1026 A
1980 V
[phone] A
(.data2)252 1362 A
1698(2)S
2070 V
[phone] A
(bigmin:)294 1026 A
2160 V
[phone] A
(.data4)252 1362 A
(-2147483648)462 1698 A
2790 V
(++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++)3528 648 A
2880 V
(src/lib/i386/em/em_gto.s)1008 1698 A
2970 V
(++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++)3528 648 A
3150 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
3240 V
[phone] A
(.sect)210 1026 A
(.text)210 1278 A
3330 V
[phone] A
(.define)294 1026 A
(.gto)168 1362 A
3420 V
[phone] A
3510 V
[phone] A
(.gto:)210 1026 A
3600 V
[phone] A
(mov)126 1362 A
(ebp,8\(ebx\))420 1698 A
3690 V
[phone] A
(mov)126 1362 A
(esp,4\(ebx\))420 1698 A
3780 V
[phone] A
(jmp)126 1362 A
(\(ebx\))210 1698 A
4140 V
(++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++)3528 648 A
4230 V
(src/lib/i386/em/em_iaar.s)1050 1698 A
4320 V
(++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++)3528 648 A
4500 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