48d9192a4e6bbd94057f49474f9b3a435c1330fe
[openssl.git] / crypto / sha / asm / sha1-586.pl
1 #!/usr/local/bin/perl
2
3 $normal=0;
4
5 push(@INC,"perlasm","../../perlasm");
6 require "x86asm.pl";
7
8 &asm_init($ARGV[0],"sha1-586.pl",$ARGV[$#ARGV] eq "386");
9
10 $A="eax";
11 $B="ecx";
12 $C="ebx";
13 $D="edx";
14 $E="edi";
15 $T="esi";
16 $tmp1="ebp";
17
18 $off=9*4;
19
20 @K=(0x5a827999,0x6ed9eba1,0x8f1bbcdc,0xca62c1d6);
21
22 &sha1_block_data("sha1_block_asm_data_order");
23
24 &asm_finish();
25
26 sub Nn
27         {
28         local($p)=@_;
29         local(%n)=($A,$T,$B,$A,$C,$B,$D,$C,$E,$D,$T,$E);
30         return($n{$p});
31         }
32
33 sub Np
34         {
35         local($p)=@_;
36         local(%n)=($A,$T,$B,$A,$C,$B,$D,$C,$E,$D,$T,$E);
37         local(%n)=($A,$B,$B,$C,$C,$D,$D,$E,$E,$T,$T,$A);
38         return($n{$p});
39         }
40
41 sub Na
42         {
43         local($n)=@_;
44         return( (($n   )&0x0f),
45                 (($n+ 2)&0x0f),
46                 (($n+ 8)&0x0f),
47                 (($n+13)&0x0f),
48                 (($n+ 1)&0x0f));
49         }
50
51 sub X_expand
52         {
53         local($in)=@_;
54
55         &comment("First, load the words onto the stack in network byte order");
56         for ($i=0; $i<16; $i+=2)
57                 {
58                 &mov($A,&DWP(($i+0)*4,$in,"",0));# unless $i == 0;
59                  &mov($B,&DWP(($i+1)*4,$in,"",0));
60                 &bswap($A);
61                  &bswap($B);
62                 &mov(&swtmp($i+0),$A);
63                  &mov(&swtmp($i+1),$B);
64                 }
65
66         &comment("We now have the X array on the stack");
67         &comment("starting at sp-4");
68         }
69
70 # Rules of engagement
71 # F is always trashable at the start, the running total.
72 # E becomes the next F so it can be trashed after it has been 'accumulated'
73 # F becomes A in the next round.  We don't need to access it much.
74 # During the X update part, the result ends up in $X[$n0].
75
76 sub BODY_00_15
77         {
78         local($pos,$K,$X,$n,$a,$b,$c,$d,$e,$f)=@_;
79
80 return if $n & 1;
81         &comment("00_15 $n");
82
83          &mov($f,$c);
84
85         &mov($tmp1,$a);
86          &xor($f,$d);                   # F2
87
88         &rotl($tmp1,5);                 # A2
89
90         &and($f,$b);                    # F3
91          &add($tmp1,$e);
92
93         &rotr($b,1);                    # B1    <- F
94          &mov($e,&swtmp($n));           # G1
95
96         &rotr($b,1);                    # B1    <- F
97          &xor($f,$d);                   # F4
98
99         &lea($tmp1,&DWP($K,$tmp1,$e,1));
100
101 ############################
102 #       &BODY_40_59( 0,$K[2],$X,42,$A,$B,$C,$D,$E,$T);
103 #       &BODY_40_59( 0,$K[2],$X,43,$T,$A,$B,$C,$D,$E);
104 $n++;
105         local($n0,$n1,$n2,$n3,$np)=&Na($n);
106         ($b,$c,$d,$e,$f,$a)=($a,$b,$c,$d,$e,$f);
107
108          &mov($f,$c);
109
110         &add($a,$tmp1);         # MOVED DOWN
111          &xor($f,$d);                   # F2
112
113         &mov($tmp1,$a);
114          &and($f,$b);                   # F3
115
116         &rotl($tmp1,5);                 # A2
117
118         &add($tmp1,$e);
119          &mov($e,&swtmp($n));           # G1
120
121         &rotr($b,1);                    # B1    <- F
122          &xor($f,$d);                   # F4
123
124         &rotr($b,1);                    # B1    <- F
125          &lea($tmp1,&DWP($K,$tmp1,$e,1));
126
127         &add($f,$tmp1);
128         }
129
130 sub BODY_16_19
131         {
132         local($pos,$K,$X,$n,$a,$b,$c,$d,$e,$f)=@_;
133         local($n0,$n1,$n2,$n3,$np)=&Na($n);
134
135 return if $n & 1;
136         &comment("16_19 $n");
137
138  &nop() if ($pos < 0);
139 &mov($tmp1,&swtmp($n0));                        # X1
140  &mov($f,&swtmp($n1));                  # X2
141 &xor($f,$tmp1);                         # X3
142  &mov($tmp1,&swtmp($n2));               # X4
143 &xor($f,$tmp1);                         # X5
144  &mov($tmp1,&swtmp($n3));               # X6
145 &xor($f,$tmp1);                         # X7 - slot
146  &mov($tmp1,$c);                        # F1
147 &rotl($f,1);                            # X8 - slot
148  &xor($tmp1,$d);                        # F2
149 &mov(&swtmp($n0),$f);                   # X9 - anytime
150  &and($tmp1,$b);                        # F3
151 &lea($f,&DWP($K,$f,$e,1));              # tot=X+K+e
152  &xor($tmp1,$d);                                # F4
153 &mov($e,$a);                            # A1
154  &add($f,$tmp1);                        # tot+=F();
155
156 &rotl($e,5);                            # A2
157
158 &rotr($b,1);                            # B1    <- F
159  &add($f,$e);                           # tot+=a
160
161 ############################
162 #       &BODY_40_59( 0,$K[2],$X,42,$A,$B,$C,$D,$E,$T);
163 #       &BODY_40_59( 0,$K[2],$X,43,$T,$A,$B,$C,$D,$E);
164 $n++;
165         local($n0,$n1,$n2,$n3,$np)=&Na($n);
166         ($b,$c,$d,$e,$f,$a)=($a,$b,$c,$d,$e,$f);
167
168
169 &mov($f,&swtmp($n0));                   # X1
170  &mov($tmp1,&swtmp($n1));               # X2
171 &xor($f,$tmp1);                         # X3
172  &mov($tmp1,&swtmp($n2));               # X4
173 &xor($f,$tmp1);                         # X5
174  &mov($tmp1,&swtmp($n3));               # X6
175 &rotr($c,1); #&rotr($b,1);              # B1    <- F # MOVED DOWN
176  &xor($f,$tmp1);                                # X7 - slot
177 &rotl($f,1);                            # X8 - slot
178  &mov($tmp1,$c);                        # F1
179 &xor($tmp1,$d);                 # F2
180  &mov(&swtmp($n0),$f);                  # X9 - anytime
181 &and($tmp1,$b);                 # F3
182  &lea($f,&DWP($K,$f,$e,1));             # tot=X+K+e
183
184 &xor($tmp1,$d);                         # F4
185  &mov($e,$a);                           # A1
186
187 &rotl($e,5);                            # A2
188
189 &rotr($b,1);                            # B1    <- F
190  &add($f,$e);                           # tot+=a
191
192 &rotr($b,1);                            # B1    <- F
193  &add($f,$tmp1);                        # tot+=F();
194
195         }
196
197 sub BODY_20_39
198         {
199         local($pos,$K,$X,$n,$a,$b,$c,$d,$e,$f)=@_;
200
201         &comment("20_39 $n");
202         local($n0,$n1,$n2,$n3,$np)=&Na($n);
203
204 &mov($f,&swtmp($n0));                   # X1
205  &mov($tmp1,&swtmp($n1));               # X2
206 &xor($f,$tmp1);                         # X3
207  &mov($tmp1,&swtmp($n2));               # X4
208 &xor($f,$tmp1);                         # X5
209  &mov($tmp1,&swtmp($n3));               # X6
210 &xor($f,$tmp1);                         # X7 - slot
211  &mov($tmp1,$b);                        # F1
212 &rotl($f,1);                            # X8 - slot
213  &xor($tmp1,$c);                        # F2
214 &mov(&swtmp($n0),$f);                   # X9 - anytime
215  &xor($tmp1,$d);                        # F3
216
217 &lea($f,&DWP($K,$f,$e,1));              # tot=X+K+e
218  &mov($e,$a);                           # A1
219
220 &rotl($e,5);                            # A2
221
222 if ($n != 79) # last loop       
223         {
224         &rotr($b,1);                            # B1    <- F
225          &add($e,$tmp1);                        # tmp1=F()+a
226
227         &rotr($b,1);                            # B2    <- F
228          &add($f,$e);                           # tot+=tmp1;
229         }
230 else
231         {
232         &add($e,$tmp1);                         # tmp1=F()+a
233          &mov($tmp1,&wparam(0));
234
235         &rotr($b,1);                            # B1    <- F
236          &add($f,$e);                           # tot+=tmp1;
237
238         &rotr($b,1);                            # B2    <- F
239         }
240         }
241
242 sub BODY_40_59
243         {
244         local($pos,$K,$X,$n,$a,$b,$c,$d,$e,$f)=@_;
245
246         &comment("40_59 $n");
247         return if $n & 1;
248         local($n0,$n1,$n2,$n3,$np)=&Na($n);
249
250 &mov($f,&swtmp($n0));                   # X1
251  &mov($tmp1,&swtmp($n1));               # X2
252 &xor($f,$tmp1);                         # X3
253  &mov($tmp1,&swtmp($n2));               # X4
254 &xor($f,$tmp1);                         # X5
255  &mov($tmp1,&swtmp($n3));               # X6
256 &xor($f,$tmp1);                         # X7 - slot
257  &mov($tmp1,$b);                        # F1
258 &rotl($f,1);                            # X8 - slot
259  &or($tmp1,$c);                         # F2
260 &mov(&swtmp($n0),$f);                   # X9 - anytime
261  &and($tmp1,$d);                        # F3
262
263 &lea($f,&DWP($K,$f,$e,1));              # tot=X+K+e
264  &mov($e,$b);                           # F4
265
266 &rotr($b,1);                            # B1    <- F
267  &and($e,$c);                           # F5
268
269 &or($tmp1,$e);                          # F6
270  &mov($e,$a);                           # A1
271
272 &rotl($e,5);                            # A2
273
274 &add($tmp1,$e);                 # tmp1=F()+a
275
276 ############################
277 #       &BODY_40_59( 0,$K[2],$X,42,$A,$B,$C,$D,$E,$T);
278 #       &BODY_40_59( 0,$K[2],$X,43,$T,$A,$B,$C,$D,$E);
279 $n++;
280         local($n0,$n1,$n2,$n3,$np)=&Na($n);
281         ($b,$c,$d,$e,$f,$a)=($a,$b,$c,$d,$e,$f);
282
283  &mov($f,&swtmp($n0));                  # X1
284 &add($a,$tmp1);                         # tot+=tmp1; # moved was add f,tmp1
285  &mov($tmp1,&swtmp($n1));               # X2
286 &xor($f,$tmp1);                         # X3
287  &mov($tmp1,&swtmp($n2));               # X4
288 &xor($f,$tmp1);                         # X5
289  &mov($tmp1,&swtmp($n3));               # X6
290 &rotr($c,1);                            # B2    <- F # moved was rotr b,1
291  &xor($f,$tmp1);                        # X7 - slot
292 &rotl($f,1);                            # X8 - slot
293  &mov($tmp1,$b);                        # F1
294 &mov(&swtmp($n0),$f);                   # X9 - anytime
295  &or($tmp1,$c);                         # F2
296 &lea($f,&DWP($K,$f,$e,1));              # tot=X+K+e
297  &mov($e,$b);                           # F4
298 &and($tmp1,$d);                         # F3
299  &and($e,$c);                           # F5
300
301 &or($tmp1,$e);                          # F6
302  &mov($e,$a);                           # A1
303
304 &rotl($e,5);                            # A2
305
306 &rotr($b,1);                            # B1    <- F
307  &add($tmp1,$e);                        # tmp1=F()+a
308
309 &rotr($b,1);                            # B2    <- F
310  &add($f,$tmp1);                        # tot+=tmp1;
311         }
312
313 sub BODY_60_79
314         {
315         &BODY_20_39(@_);
316         }
317
318 sub sha1_block_host
319         {
320         local($name)=@_;
321
322         &function_begin_B($name,"");
323
324         # parameter 1 is the MD5_CTX structure.
325         # A     0
326         # B     4
327         # C     8
328         # D     12
329         # E     16
330
331         &mov("ecx",     &wparam(2));
332          &push("esi");
333         &shl("ecx",6);
334          &mov("esi",    &wparam(1));
335         &push("ebp");
336          &add("ecx","esi");     # offset to leave on
337         &push("ebx");
338          &mov("ebp",    &wparam(0));
339         &push("edi");
340          &mov($D,       &DWP(12,"ebp","",0));
341         &stack_push(18+9);
342          &mov($E,       &DWP(16,"ebp","",0));
343         &mov($C,        &DWP( 8,"ebp","",0));
344          &mov(&swtmp(17),"ecx");
345
346         &comment("First we need to setup the X array");
347
348         for ($i=0; $i<16; $i+=2)
349                 {
350                 &mov($A,&DWP(($i+0)*4,"esi","",0));# unless $i == 0;
351                  &mov($B,&DWP(($i+1)*4,"esi","",0));
352                 &mov(&swtmp($i+0),$A);
353                  &mov(&swtmp($i+1),$B);
354                 }
355         &jmp(&label("shortcut"));
356         &function_end_B($name);
357         }
358
359
360 sub sha1_block_data
361         {
362         local($name)=@_;
363
364         &function_begin_B($name,"");
365
366         # parameter 1 is the MD5_CTX structure.
367         # A     0
368         # B     4
369         # C     8
370         # D     12
371         # E     16
372
373         &mov("ecx",     &wparam(2));
374          &push("esi");
375         &shl("ecx",6);
376          &mov("esi",    &wparam(1));
377         &push("ebp");
378          &add("ecx","esi");     # offset to leave on
379         &push("ebx");
380          &mov("ebp",    &wparam(0));
381         &push("edi");
382          &mov($D,       &DWP(12,"ebp","",0));
383         &stack_push(18+9);
384          &mov($E,       &DWP(16,"ebp","",0));
385         &mov($C,        &DWP( 8,"ebp","",0));
386          &mov(&swtmp(17),"ecx");
387
388         &comment("First we need to setup the X array");
389
390         &set_label("start") unless $normal;
391
392         &X_expand("esi");
393          &mov(&wparam(1),"esi");
394
395         &set_label("shortcut", 1);
396         &comment("");
397         &comment("Start processing");
398
399         # odd start
400         &mov($A,        &DWP( 0,"ebp","",0));
401          &mov($B,       &DWP( 4,"ebp","",0));
402         $X="esp";
403         &BODY_00_15(-2,$K[0],$X, 0,$A,$B,$C,$D,$E,$T);
404         &BODY_00_15( 0,$K[0],$X, 1,$T,$A,$B,$C,$D,$E);
405         &BODY_00_15( 0,$K[0],$X, 2,$E,$T,$A,$B,$C,$D);
406         &BODY_00_15( 0,$K[0],$X, 3,$D,$E,$T,$A,$B,$C);
407         &BODY_00_15( 0,$K[0],$X, 4,$C,$D,$E,$T,$A,$B);
408         &BODY_00_15( 0,$K[0],$X, 5,$B,$C,$D,$E,$T,$A);
409         &BODY_00_15( 0,$K[0],$X, 6,$A,$B,$C,$D,$E,$T);
410         &BODY_00_15( 0,$K[0],$X, 7,$T,$A,$B,$C,$D,$E);
411         &BODY_00_15( 0,$K[0],$X, 8,$E,$T,$A,$B,$C,$D);
412         &BODY_00_15( 0,$K[0],$X, 9,$D,$E,$T,$A,$B,$C);
413         &BODY_00_15( 0,$K[0],$X,10,$C,$D,$E,$T,$A,$B);
414         &BODY_00_15( 0,$K[0],$X,11,$B,$C,$D,$E,$T,$A);
415         &BODY_00_15( 0,$K[0],$X,12,$A,$B,$C,$D,$E,$T);
416         &BODY_00_15( 0,$K[0],$X,13,$T,$A,$B,$C,$D,$E);
417         &BODY_00_15( 0,$K[0],$X,14,$E,$T,$A,$B,$C,$D);
418         &BODY_00_15( 1,$K[0],$X,15,$D,$E,$T,$A,$B,$C);
419         &BODY_16_19(-1,$K[0],$X,16,$C,$D,$E,$T,$A,$B);
420         &BODY_16_19( 0,$K[0],$X,17,$B,$C,$D,$E,$T,$A);
421         &BODY_16_19( 0,$K[0],$X,18,$A,$B,$C,$D,$E,$T);
422         &BODY_16_19( 1,$K[0],$X,19,$T,$A,$B,$C,$D,$E);
423
424         &BODY_20_39(-1,$K[1],$X,20,$E,$T,$A,$B,$C,$D);
425         &BODY_20_39( 0,$K[1],$X,21,$D,$E,$T,$A,$B,$C);
426         &BODY_20_39( 0,$K[1],$X,22,$C,$D,$E,$T,$A,$B);
427         &BODY_20_39( 0,$K[1],$X,23,$B,$C,$D,$E,$T,$A);
428         &BODY_20_39( 0,$K[1],$X,24,$A,$B,$C,$D,$E,$T);
429         &BODY_20_39( 0,$K[1],$X,25,$T,$A,$B,$C,$D,$E);
430         &BODY_20_39( 0,$K[1],$X,26,$E,$T,$A,$B,$C,$D);
431         &BODY_20_39( 0,$K[1],$X,27,$D,$E,$T,$A,$B,$C);
432         &BODY_20_39( 0,$K[1],$X,28,$C,$D,$E,$T,$A,$B);
433         &BODY_20_39( 0,$K[1],$X,29,$B,$C,$D,$E,$T,$A);
434         &BODY_20_39( 0,$K[1],$X,30,$A,$B,$C,$D,$E,$T);
435         &BODY_20_39( 0,$K[1],$X,31,$T,$A,$B,$C,$D,$E);
436         &BODY_20_39( 0,$K[1],$X,32,$E,$T,$A,$B,$C,$D);
437         &BODY_20_39( 0,$K[1],$X,33,$D,$E,$T,$A,$B,$C);
438         &BODY_20_39( 0,$K[1],$X,34,$C,$D,$E,$T,$A,$B);
439         &BODY_20_39( 0,$K[1],$X,35,$B,$C,$D,$E,$T,$A);
440         &BODY_20_39( 0,$K[1],$X,36,$A,$B,$C,$D,$E,$T);
441         &BODY_20_39( 0,$K[1],$X,37,$T,$A,$B,$C,$D,$E);
442         &BODY_20_39( 0,$K[1],$X,38,$E,$T,$A,$B,$C,$D);
443         &BODY_20_39( 1,$K[1],$X,39,$D,$E,$T,$A,$B,$C);
444
445         &BODY_40_59(-1,$K[2],$X,40,$C,$D,$E,$T,$A,$B);
446         &BODY_40_59( 0,$K[2],$X,41,$B,$C,$D,$E,$T,$A);
447         &BODY_40_59( 0,$K[2],$X,42,$A,$B,$C,$D,$E,$T);
448         &BODY_40_59( 0,$K[2],$X,43,$T,$A,$B,$C,$D,$E);
449         &BODY_40_59( 0,$K[2],$X,44,$E,$T,$A,$B,$C,$D);
450         &BODY_40_59( 0,$K[2],$X,45,$D,$E,$T,$A,$B,$C);
451         &BODY_40_59( 0,$K[2],$X,46,$C,$D,$E,$T,$A,$B);
452         &BODY_40_59( 0,$K[2],$X,47,$B,$C,$D,$E,$T,$A);
453         &BODY_40_59( 0,$K[2],$X,48,$A,$B,$C,$D,$E,$T);
454         &BODY_40_59( 0,$K[2],$X,49,$T,$A,$B,$C,$D,$E);
455         &BODY_40_59( 0,$K[2],$X,50,$E,$T,$A,$B,$C,$D);
456         &BODY_40_59( 0,$K[2],$X,51,$D,$E,$T,$A,$B,$C);
457         &BODY_40_59( 0,$K[2],$X,52,$C,$D,$E,$T,$A,$B);
458         &BODY_40_59( 0,$K[2],$X,53,$B,$C,$D,$E,$T,$A);
459         &BODY_40_59( 0,$K[2],$X,54,$A,$B,$C,$D,$E,$T);
460         &BODY_40_59( 0,$K[2],$X,55,$T,$A,$B,$C,$D,$E);
461         &BODY_40_59( 0,$K[2],$X,56,$E,$T,$A,$B,$C,$D);
462         &BODY_40_59( 0,$K[2],$X,57,$D,$E,$T,$A,$B,$C);
463         &BODY_40_59( 0,$K[2],$X,58,$C,$D,$E,$T,$A,$B);
464         &BODY_40_59( 1,$K[2],$X,59,$B,$C,$D,$E,$T,$A);
465
466         &BODY_60_79(-1,$K[3],$X,60,$A,$B,$C,$D,$E,$T);
467         &BODY_60_79( 0,$K[3],$X,61,$T,$A,$B,$C,$D,$E);
468         &BODY_60_79( 0,$K[3],$X,62,$E,$T,$A,$B,$C,$D);
469         &BODY_60_79( 0,$K[3],$X,63,$D,$E,$T,$A,$B,$C);
470         &BODY_60_79( 0,$K[3],$X,64,$C,$D,$E,$T,$A,$B);
471         &BODY_60_79( 0,$K[3],$X,65,$B,$C,$D,$E,$T,$A);
472         &BODY_60_79( 0,$K[3],$X,66,$A,$B,$C,$D,$E,$T);
473         &BODY_60_79( 0,$K[3],$X,67,$T,$A,$B,$C,$D,$E);
474         &BODY_60_79( 0,$K[3],$X,68,$E,$T,$A,$B,$C,$D);
475         &BODY_60_79( 0,$K[3],$X,69,$D,$E,$T,$A,$B,$C);
476         &BODY_60_79( 0,$K[3],$X,70,$C,$D,$E,$T,$A,$B);
477         &BODY_60_79( 0,$K[3],$X,71,$B,$C,$D,$E,$T,$A);
478         &BODY_60_79( 0,$K[3],$X,72,$A,$B,$C,$D,$E,$T);
479         &BODY_60_79( 0,$K[3],$X,73,$T,$A,$B,$C,$D,$E);
480         &BODY_60_79( 0,$K[3],$X,74,$E,$T,$A,$B,$C,$D);
481         &BODY_60_79( 0,$K[3],$X,75,$D,$E,$T,$A,$B,$C);
482         &BODY_60_79( 0,$K[3],$X,76,$C,$D,$E,$T,$A,$B);
483         &BODY_60_79( 0,$K[3],$X,77,$B,$C,$D,$E,$T,$A);
484         &BODY_60_79( 0,$K[3],$X,78,$A,$B,$C,$D,$E,$T);
485         &BODY_60_79( 2,$K[3],$X,79,$T,$A,$B,$C,$D,$E);
486
487         &comment("End processing");
488         &comment("");
489         # D is the tmp value
490
491         # E -> A
492         # T -> B
493         # A -> C
494         # B -> D
495         # C -> E
496         # D -> T
497
498         # The last 2 have been moved into the last loop
499         # &mov($tmp1,&wparam(0));
500
501          &mov($D,       &DWP(12,$tmp1,"",0));
502         &add($D,$B);
503          &mov($B,       &DWP( 4,$tmp1,"",0));
504         &add($B,$T);
505          &mov($T,       $A);
506         &mov($A,        &DWP( 0,$tmp1,"",0));
507          &mov(&DWP(12,$tmp1,"",0),$D);
508
509         &add($A,$E);
510          &mov($E,       &DWP(16,$tmp1,"",0));
511         &add($E,$C);
512          &mov($C,       &DWP( 8,$tmp1,"",0));
513         &add($C,$T);
514
515          &mov(&DWP( 0,$tmp1,"",0),$A);
516         &mov("esi",&wparam(1));
517          &mov(&DWP( 8,$tmp1,"",0),$C);
518         &add("esi",64);
519          &mov("eax",&swtmp(17));
520         &mov(&DWP(16,$tmp1,"",0),$E);
521          &cmp("esi","eax");
522         &mov(&DWP( 4,$tmp1,"",0),$B);
523          &jl(&label("start"));
524
525         &stack_pop(18+9);
526          &pop("edi");
527         &pop("ebx");
528          &pop("ebp");
529         &pop("esi");
530          &ret();
531
532         # it has to reside within sha1_block_asm_host_order body
533         # because it calls &jmp(&label("shortcut"));
534         &sha1_block_host("sha1_block_asm_host_order");
535
536         &function_end_B($name);
537         }
538