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40#ifndef DECNUMBERLOCAL_H
41#define DECNUMBERLOCAL_H
42
43 #define DECVERSION "decNumber 3.53"
44 #define DECNLAUTHOR "Mike Cowlishaw"
45
46 #include "libdecnumber/dconfig.h"
47
48
49
50 #if WORDS_BIGENDIAN
51 #define DECLITEND 0
52 #else
53 #define DECLITEND 1
54 #endif
55
56
57 #define DECUSE64 1
58
59
60 #define DECCHECK 0
61 #define DECALLOC 0
62 #define DECTRACE 0
63
64
65 #define DECBUFFER 36
66
67
68
69
70
71
72
73
74
75
76 #define Flag uint8_t
77 #define Byte int8_t
78 #define uByte uint8_t
79 #define Short int16_t
80 #define uShort uint16_t
81 #define Int int32_t
82 #define uInt uint32_t
83 #define Unit decNumberUnit
84 #if DECUSE64
85 #define Long int64_t
86 #define uLong uint64_t
87 #endif
88
89
90 typedef long int LI;
91 #define DECNOINT 0
92 #if DECNOINT
93
94 #define int ?
95 #define long ??
96 #endif
97
98
99 extern const uByte DECSTICKYTAB[10];
100 extern const uLong DECPOWERS[19];
101
102 extern const uShort DPD2BIN[1024];
103 extern const uShort BIN2DPD[1000];
104 extern const uInt DPD2BINK[1024];
105 extern const uInt DPD2BINM[1024];
106 extern const uByte DPD2BCD8[4096];
107 extern const uByte BIN2BCD8[4000];
108 extern const uShort BCD2DPD[2458];
109
110
111
112
113
114
115 #define LONGMUL32HI(w, u, v) { \
116 uInt u0, u1, v0, v1, w0, w1, w2, t; \
117 u0=u & 0xffff; u1=u>>16; \
118 v0=v & 0xffff; v1=v>>16; \
119 w0=u0*v0; \
120 t=u1*v0 + (w0>>16); \
121 w1=t & 0xffff; w2=t>>16; \
122 w1=u0*v1 + w1; \
123 (w)=u1*v1 + w2 + (w1>>16);}
124
125
126 #define ROUNDUP(i, n) ((((i)+(n)-1)/n)*n)
127
128
129 #define ROUNDDOWN(i, n) (((i)/n)*n)
130 #define ROUNDDOWN4(i) ((i)&~3)
131
132
133
134
135 #define UINTAT(b) (*((uInt *)(b)))
136 #define USHORTAT(b) (*((uShort *)(b)))
137 #define UBYTEAT(b) (*((uByte *)(b)))
138
139
140
141 #define X10(i) (((i)<<1)+((i)<<3))
142 #define X100(i) (((i)<<2)+((i)<<5)+((i)<<6))
143
144
145 #define MAXI(x,y) ((x)<(y)?(y):(x))
146 #define MINI(x,y) ((x)>(y)?(y):(x))
147
148
149 #define BILLION 1000000000
150
151 #define CHARMASK ((((((((uInt)'0')<<8)+'0')<<8)+'0')<<8)+'0')
152
153
154
155
156
157
158
159
160 #define DECNUMMAXP 999999999
161 #define DECNUMMAXE 999999999
162 #define DECNUMMINE -999999999
163 #if (DECNUMMAXP != DEC_MAX_DIGITS)
164 #error Maximum digits mismatch
165 #endif
166 #if (DECNUMMAXE != DEC_MAX_EMAX)
167 #error Maximum exponent mismatch
168 #endif
169 #if (DECNUMMINE != DEC_MIN_EMIN)
170 #error Minimum exponent mismatch
171 #endif
172
173
174
175 #if DECDPUN==1
176 #define DECDPUNMAX 9
177 #define D2UTABLE {0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17, \
178 18,19,20,21,22,23,24,25,26,27,28,29,30,31,32, \
179 33,34,35,36,37,38,39,40,41,42,43,44,45,46,47, \
180 48,49}
181 #elif DECDPUN==2
182 #define DECDPUNMAX 99
183 #define D2UTABLE {0,1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,9,9,10,10, \
184 11,11,12,12,13,13,14,14,15,15,16,16,17,17,18, \
185 18,19,19,20,20,21,21,22,22,23,23,24,24,25}
186 #elif DECDPUN==3
187 #define DECDPUNMAX 999
188 #define D2UTABLE {0,1,1,1,2,2,2,3,3,3,4,4,4,5,5,5,6,6,6,7,7,7, \
189 8,8,8,9,9,9,10,10,10,11,11,11,12,12,12,13,13, \
190 13,14,14,14,15,15,15,16,16,16,17}
191 #elif DECDPUN==4
192 #define DECDPUNMAX 9999
193 #define D2UTABLE {0,1,1,1,1,2,2,2,2,3,3,3,3,4,4,4,4,5,5,5,5,6, \
194 6,6,6,7,7,7,7,8,8,8,8,9,9,9,9,10,10,10,10,11, \
195 11,11,11,12,12,12,12,13}
196 #elif DECDPUN==5
197 #define DECDPUNMAX 99999
198 #define D2UTABLE {0,1,1,1,1,1,2,2,2,2,2,3,3,3,3,3,4,4,4,4,4,5, \
199 5,5,5,5,6,6,6,6,6,7,7,7,7,7,8,8,8,8,8,9,9,9, \
200 9,9,10,10,10,10}
201 #elif DECDPUN==6
202 #define DECDPUNMAX 999999
203 #define D2UTABLE {0,1,1,1,1,1,1,2,2,2,2,2,2,3,3,3,3,3,3,4,4,4, \
204 4,4,4,5,5,5,5,5,5,6,6,6,6,6,6,7,7,7,7,7,7,8, \
205 8,8,8,8,8,9}
206 #elif DECDPUN==7
207 #define DECDPUNMAX 9999999
208 #define D2UTABLE {0,1,1,1,1,1,1,1,2,2,2,2,2,2,2,3,3,3,3,3,3,3, \
209 4,4,4,4,4,4,4,5,5,5,5,5,5,5,6,6,6,6,6,6,6,7, \
210 7,7,7,7,7,7}
211 #elif DECDPUN==8
212 #define DECDPUNMAX 99999999
213 #define D2UTABLE {0,1,1,1,1,1,1,1,1,2,2,2,2,2,2,2,2,3,3,3,3,3, \
214 3,3,3,4,4,4,4,4,4,4,4,5,5,5,5,5,5,5,5,6,6,6, \
215 6,6,6,6,6,7}
216 #elif DECDPUN==9
217 #define DECDPUNMAX 999999999
218 #define D2UTABLE {0,1,1,1,1,1,1,1,1,1,2,2,2,2,2,2,2,2,2,3,3,3, \
219 3,3,3,3,3,3,4,4,4,4,4,4,4,4,4,5,5,5,5,5,5,5, \
220 5,5,6,6,6,6}
221 #elif defined(DECDPUN)
222 #error DECDPUN must be in the range 1-9
223 #endif
224
225
226
227 #define DECMAXD2U 49
228 extern const uByte d2utable[DECMAXD2U+1];
229
230
231
232
233 #define ISZERO(dn) decNumberIsZero(dn)
234
235
236
237 #if DECDPUN==8
238 #define D2U(d) ((unsigned)((d)<=DECMAXD2U?d2utable[d]:((d)+7)>>3))
239 #elif DECDPUN==4
240 #define D2U(d) ((unsigned)((d)<=DECMAXD2U?d2utable[d]:((d)+3)>>2))
241 #else
242 #define D2U(d) ((d)<=DECMAXD2U?d2utable[d]:((d)+DECDPUN-1)/DECDPUN)
243 #endif
244
245 #define SD2U(d) (((d)+DECDPUN-1)/DECDPUN)
246
247
248
249 #define MSUDIGITS(d) ((d)-(D2U(d)-1)*DECDPUN)
250
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254
255
256 #define D2N(d) \
257 ((((SD2U(d)-1)*sizeof(Unit))+sizeof(decNumber)*2-1)/sizeof(decNumber))
258
259
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263
264
265
266 #define TODIGIT(u, cut, c, pow) { \
267 *(c)='0'; \
268 pow=DECPOWERS[cut]*2; \
269 if ((u)>pow) { \
270 pow*=4; \
271 if ((u)>=pow) {(u)-=pow; *(c)+=8;} \
272 pow/=2; \
273 if ((u)>=pow) {(u)-=pow; *(c)+=4;} \
274 pow/=2; \
275 } \
276 if ((u)>=pow) {(u)-=pow; *(c)+=2;} \
277 pow/=2; \
278 if ((u)>=pow) {(u)-=pow; *(c)+=1;} \
279 }
280
281
282
283
284
285
286
287
288 typedef struct {
289 uByte *msd;
290 uByte *lsd;
291 uInt sign;
292 Int exponent;
293
294 } bcdnum;
295
296
297 #define EXPISSPECIAL(exp) ((exp)>=DECFLOAT_MinSp)
298 #define EXPISINF(exp) (exp==DECFLOAT_Inf)
299 #define EXPISNAN(exp) (exp==DECFLOAT_qNaN || exp==DECFLOAT_sNaN)
300 #define NUMISSPECIAL(num) (EXPISSPECIAL((num)->exponent))
301
302
303
304
305
306 #define DECWORDS (DECBYTES/4)
307 #define DECWWORDS (DECWBYTES/4)
308 #if DECLITEND
309 #define DFWORD(df, off) ((df)->words[DECWORDS-1-(off)])
310 #define DFBYTE(df, off) ((df)->bytes[DECBYTES-1-(off)])
311 #define DFWWORD(dfw, off) ((dfw)->words[DECWWORDS-1-(off)])
312 #else
313 #define DFWORD(df, off) ((df)->words[off])
314 #define DFBYTE(df, off) ((df)->bytes[off])
315 #define DFWWORD(dfw, off) ((dfw)->words[off])
316 #endif
317
318
319 #define DFISSIGNED(df) (DFWORD(df, 0)&0x80000000)
320 #define DFISSPECIAL(df) ((DFWORD(df, 0)&0x78000000)==0x78000000)
321 #define DFISINF(df) ((DFWORD(df, 0)&0x7c000000)==0x78000000)
322 #define DFISNAN(df) ((DFWORD(df, 0)&0x7c000000)==0x7c000000)
323 #define DFISQNAN(df) ((DFWORD(df, 0)&0x7e000000)==0x7c000000)
324 #define DFISSNAN(df) ((DFWORD(df, 0)&0x7e000000)==0x7e000000)
325
326
327 extern const uInt DECCOMBMSD[64];
328 extern const uInt DECCOMBFROM[48];
329
330
331 #if DECCHECK || DECTRACE
332 extern void decShowNum(const bcdnum *, const char *);
333 #endif
334
335
336 #if defined(DECPMAX)
337
338
339 #define DECPMAX9 (ROUNDUP(DECPMAX, 9)/9)
340
341 #define SINGLEZERO 0x22500000
342 #define DOUBLEZERO 0x22380000
343 #define QUADZERO 0x22080000
344
345
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357
358
359
360 #if DECPMAX==7
361 #define ZEROWORD SINGLEZERO
362
363 #define DFISZERO(df) ((DFWORD(df, 0)&0x1c0fffff)==0 \
364 && (DFWORD(df, 0)&0x60000000)!=0x60000000)
365 #elif DECPMAX==16
366 #define ZEROWORD DOUBLEZERO
367 #define DFISZERO(df) ((DFWORD(df, 1)==0 \
368 && (DFWORD(df, 0)&0x1c03ffff)==0 \
369 && (DFWORD(df, 0)&0x60000000)!=0x60000000))
370 #define DFISINT(df) ((DFWORD(df, 0)&0x63fc0000)==0x22380000 \
371 ||(DFWORD(df, 0)&0x7bfc0000)==0x6a380000)
372 #define DFISUINT01(df) ((DFWORD(df, 0)&0xfbfc0000)==0x22380000)
373 #define DFISCCZERO(df) (DFWORD(df, 1)==0 \
374 && (DFWORD(df, 0)&0x0003ffff)==0)
375 #define DFISCC01(df) ((DFWORD(df, 0)&~0xfffc9124)==0 \
376 && (DFWORD(df, 1)&~0x49124491)==0)
377 #elif DECPMAX==34
378 #define ZEROWORD QUADZERO
379 #define DFISZERO(df) ((DFWORD(df, 3)==0 \
380 && DFWORD(df, 2)==0 \
381 && DFWORD(df, 1)==0 \
382 && (DFWORD(df, 0)&0x1c003fff)==0 \
383 && (DFWORD(df, 0)&0x60000000)!=0x60000000))
384 #define DFISINT(df) ((DFWORD(df, 0)&0x63ffc000)==0x22080000 \
385 ||(DFWORD(df, 0)&0x7bffc000)==0x6a080000)
386 #define DFISUINT01(df) ((DFWORD(df, 0)&0xfbffc000)==0x22080000)
387 #define DFISCCZERO(df) (DFWORD(df, 3)==0 \
388 && DFWORD(df, 2)==0 \
389 && DFWORD(df, 1)==0 \
390 && (DFWORD(df, 0)&0x00003fff)==0)
391
392 #define DFISCC01(df) ((DFWORD(df, 0)&~0xffffc912)==0 \
393 && (DFWORD(df, 1)&~0x44912449)==0 \
394 && (DFWORD(df, 2)&~0x12449124)==0 \
395 && (DFWORD(df, 3)&~0x49124491)==0)
396 #endif
397
398
399
400
401 #define CANONDPD(dpd) (((dpd)&0x300)==0 || ((dpd)&0x6e)!=0x6e)
402
403 #define CANONDPDOFF(dpd, k) (((dpd)&(0x300<<(k)))==0 \
404 || ((dpd)&(((uInt)0x6e)<<(k)))!=(((uInt)0x6e)<<(k)))
405
406
407 #define CANONDPDTWO(hi, lo, k) (((hi)&(0x300>>(32-(k))))==0 \
408 || ((hi)&(0x6e>>(32-(k))))!=(0x6e>>(32-(k))) \
409 || ((lo)&(((uInt)0x6e)<<(k)))!=(((uInt)0x6e)<<(k)))
410
411
412
413
414 #if DECPMAX==7
415 #define ISCOEFFZERO(u) (UINTAT((u)+DECPMAX-4)==0 \
416 && UINTAT((u)+DECPMAX-7)==0)
417 #elif DECPMAX==16
418 #define ISCOEFFZERO(u) (UINTAT((u)+DECPMAX-4)==0 \
419 && (UINTAT((u)+DECPMAX-8)+UINTAT((u)+DECPMAX-12) \
420 +UINTAT((u)+DECPMAX-16))==0)
421 #elif DECPMAX==34
422 #define ISCOEFFZERO(u) (UINTAT((u)+DECPMAX-4)==0 \
423 && (UINTAT((u)+DECPMAX-8) +UINTAT((u)+DECPMAX-12) \
424 +UINTAT((u)+DECPMAX-16)+UINTAT((u)+DECPMAX-20) \
425 +UINTAT((u)+DECPMAX-24)+UINTAT((u)+DECPMAX-28) \
426 +UINTAT((u)+DECPMAX-32)+USHORTAT((u)+DECPMAX-34))==0)
427 #endif
428
429
430
431 #define GETECON(df) ((Int)((DFWORD((df), 0)&0x03ffffff)>>(32-6-DECECONL)))
432
433 #define GETWECON(df) ((Int)((DFWWORD((df), 0)&0x03ffffff)>>(32-6-DECWECONL)))
434
435 #define GETEXP(df) ((Int)(DECCOMBEXP[DFWORD((df), 0)>>26]+GETECON(df)))
436
437 #define GETEXPUN(df) ((Int)GETEXP(df)-DECBIAS)
438
439 #define GETMSD(df) (DECCOMBMSD[DFWORD((df), 0)>>26])
440
441
442
443 #define ECONMASK ((0x03ffffff>>(32-6-DECECONL))<<(32-6-DECECONL))
444
445 #define ECONNANMASK ((0x01ffffff>>(32-6-DECECONL))<<(32-6-DECECONL))
446
447
448
449
450
451
452
453
454
455 #define dpd2bcd8(u, dpd) { \
456 UINTAT(u)=UINTAT(&DPD2BCD8[((dpd)&0x3ff)*4]);}
457
458 #define dpd2bcd83(u, dpd) { \
459 *(u)=DPD2BCD8[((dpd)&0x3ff)*4]; \
460 *(u+1)=DPD2BCD8[((dpd)&0x3ff)*4+1]; \
461 *(u+2)=DPD2BCD8[((dpd)&0x3ff)*4+2];}
462
463
464
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468
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474
475
476
477 #if DECPMAX==7
478 #define GETCOEFF(df, bcd) { \
479 uInt sourhi=DFWORD(df, 0); \
480 *(bcd)=(uByte)DECCOMBMSD[sourhi>>26]; \
481 dpd2bcd8(bcd+1, sourhi>>10); \
482 dpd2bcd83(bcd+4, sourhi);}
483 #define GETWCOEFF(df, bcd) { \
484 uInt sourhi=DFWWORD(df, 0); \
485 uInt sourlo=DFWWORD(df, 1); \
486 *(bcd)=(uByte)DECCOMBMSD[sourhi>>26]; \
487 dpd2bcd8(bcd+1, sourhi>>8); \
488 dpd2bcd8(bcd+4, (sourhi<<2) | (sourlo>>30)); \
489 dpd2bcd8(bcd+7, sourlo>>20); \
490 dpd2bcd8(bcd+10, sourlo>>10); \
491 dpd2bcd83(bcd+13, sourlo);}
492
493 #elif DECPMAX==16
494 #define GETCOEFF(df, bcd) { \
495 uInt sourhi=DFWORD(df, 0); \
496 uInt sourlo=DFWORD(df, 1); \
497 *(bcd)=(uByte)DECCOMBMSD[sourhi>>26]; \
498 dpd2bcd8(bcd+1, sourhi>>8); \
499 dpd2bcd8(bcd+4, (sourhi<<2) | (sourlo>>30)); \
500 dpd2bcd8(bcd+7, sourlo>>20); \
501 dpd2bcd8(bcd+10, sourlo>>10); \
502 dpd2bcd83(bcd+13, sourlo);}
503 #define GETWCOEFF(df, bcd) { \
504 uInt sourhi=DFWWORD(df, 0); \
505 uInt sourmh=DFWWORD(df, 1); \
506 uInt sourml=DFWWORD(df, 2); \
507 uInt sourlo=DFWWORD(df, 3); \
508 *(bcd)=(uByte)DECCOMBMSD[sourhi>>26]; \
509 dpd2bcd8(bcd+1, sourhi>>4); \
510 dpd2bcd8(bcd+4, ((sourhi)<<6) | (sourmh>>26)); \
511 dpd2bcd8(bcd+7, sourmh>>16); \
512 dpd2bcd8(bcd+10, sourmh>>6); \
513 dpd2bcd8(bcd+13, ((sourmh)<<4) | (sourml>>28)); \
514 dpd2bcd8(bcd+16, sourml>>18); \
515 dpd2bcd8(bcd+19, sourml>>8); \
516 dpd2bcd8(bcd+22, ((sourml)<<2) | (sourlo>>30)); \
517 dpd2bcd8(bcd+25, sourlo>>20); \
518 dpd2bcd8(bcd+28, sourlo>>10); \
519 dpd2bcd83(bcd+31, sourlo);}
520
521 #elif DECPMAX==34
522 #define GETCOEFF(df, bcd) { \
523 uInt sourhi=DFWORD(df, 0); \
524 uInt sourmh=DFWORD(df, 1); \
525 uInt sourml=DFWORD(df, 2); \
526 uInt sourlo=DFWORD(df, 3); \
527 *(bcd)=(uByte)DECCOMBMSD[sourhi>>26]; \
528 dpd2bcd8(bcd+1, sourhi>>4); \
529 dpd2bcd8(bcd+4, ((sourhi)<<6) | (sourmh>>26)); \
530 dpd2bcd8(bcd+7, sourmh>>16); \
531 dpd2bcd8(bcd+10, sourmh>>6); \
532 dpd2bcd8(bcd+13, ((sourmh)<<4) | (sourml>>28)); \
533 dpd2bcd8(bcd+16, sourml>>18); \
534 dpd2bcd8(bcd+19, sourml>>8); \
535 dpd2bcd8(bcd+22, ((sourml)<<2) | (sourlo>>30)); \
536 dpd2bcd8(bcd+25, sourlo>>20); \
537 dpd2bcd8(bcd+28, sourlo>>10); \
538 dpd2bcd83(bcd+31, sourlo);}
539
540 #define GETWCOEFF(df, bcd) {??}
541 #endif
542
543
544
545
546
547
548
549
550
551
552
553 #define DPD2BIN0 DPD2BIN
554
555 #if DECPMAX==7
556 #define GETCOEFFBILL(df, buf) { \
557 uInt sourhi=DFWORD(df, 0); \
558 (buf)[0]=DPD2BIN0[sourhi&0x3ff] \
559 +DPD2BINK[(sourhi>>10)&0x3ff] \
560 +DPD2BINM[DECCOMBMSD[sourhi>>26]];}
561
562 #elif DECPMAX==16
563 #define GETCOEFFBILL(df, buf) { \
564 uInt sourhi, sourlo; \
565 sourlo=DFWORD(df, 1); \
566 (buf)[0]=DPD2BIN0[sourlo&0x3ff] \
567 +DPD2BINK[(sourlo>>10)&0x3ff] \
568 +DPD2BINM[(sourlo>>20)&0x3ff]; \
569 sourhi=DFWORD(df, 0); \
570 (buf)[1]=DPD2BIN0[((sourhi<<2) | (sourlo>>30))&0x3ff] \
571 +DPD2BINK[(sourhi>>8)&0x3ff] \
572 +DPD2BINM[DECCOMBMSD[sourhi>>26]];}
573
574 #elif DECPMAX==34
575 #define GETCOEFFBILL(df, buf) { \
576 uInt sourhi, sourmh, sourml, sourlo; \
577 sourlo=DFWORD(df, 3); \
578 (buf)[0]=DPD2BIN0[sourlo&0x3ff] \
579 +DPD2BINK[(sourlo>>10)&0x3ff] \
580 +DPD2BINM[(sourlo>>20)&0x3ff]; \
581 sourml=DFWORD(df, 2); \
582 (buf)[1]=DPD2BIN0[((sourml<<2) | (sourlo>>30))&0x3ff] \
583 +DPD2BINK[(sourml>>8)&0x3ff] \
584 +DPD2BINM[(sourml>>18)&0x3ff]; \
585 sourmh=DFWORD(df, 1); \
586 (buf)[2]=DPD2BIN0[((sourmh<<4) | (sourml>>28))&0x3ff] \
587 +DPD2BINK[(sourmh>>6)&0x3ff] \
588 +DPD2BINM[(sourmh>>16)&0x3ff]; \
589 sourhi=DFWORD(df, 0); \
590 (buf)[3]=DPD2BIN0[((sourhi<<6) | (sourmh>>26))&0x3ff] \
591 +DPD2BINK[(sourhi>>4)&0x3ff] \
592 +DPD2BINM[DECCOMBMSD[sourhi>>26]];}
593
594 #endif
595
596
597
598
599
600
601
602 #if DECPMAX==7
603 #define GETCOEFFTHOU(df, buf) { \
604 uInt sourhi=DFWORD(df, 0); \
605 (buf)[0]=DPD2BIN[sourhi&0x3ff]; \
606 (buf)[1]=DPD2BIN[(sourhi>>10)&0x3ff]; \
607 (buf)[2]=DECCOMBMSD[sourhi>>26];}
608
609 #elif DECPMAX==16
610 #define GETCOEFFTHOU(df, buf) { \
611 uInt sourhi, sourlo; \
612 sourlo=DFWORD(df, 1); \
613 (buf)[0]=DPD2BIN[sourlo&0x3ff]; \
614 (buf)[1]=DPD2BIN[(sourlo>>10)&0x3ff]; \
615 (buf)[2]=DPD2BIN[(sourlo>>20)&0x3ff]; \
616 sourhi=DFWORD(df, 0); \
617 (buf)[3]=DPD2BIN[((sourhi<<2) | (sourlo>>30))&0x3ff]; \
618 (buf)[4]=DPD2BIN[(sourhi>>8)&0x3ff]; \
619 (buf)[5]=DECCOMBMSD[sourhi>>26];}
620
621 #elif DECPMAX==34
622 #define GETCOEFFTHOU(df, buf) { \
623 uInt sourhi, sourmh, sourml, sourlo; \
624 sourlo=DFWORD(df, 3); \
625 (buf)[0]=DPD2BIN[sourlo&0x3ff]; \
626 (buf)[1]=DPD2BIN[(sourlo>>10)&0x3ff]; \
627 (buf)[2]=DPD2BIN[(sourlo>>20)&0x3ff]; \
628 sourml=DFWORD(df, 2); \
629 (buf)[3]=DPD2BIN[((sourml<<2) | (sourlo>>30))&0x3ff]; \
630 (buf)[4]=DPD2BIN[(sourml>>8)&0x3ff]; \
631 (buf)[5]=DPD2BIN[(sourml>>18)&0x3ff]; \
632 sourmh=DFWORD(df, 1); \
633 (buf)[6]=DPD2BIN[((sourmh<<4) | (sourml>>28))&0x3ff]; \
634 (buf)[7]=DPD2BIN[(sourmh>>6)&0x3ff]; \
635 (buf)[8]=DPD2BIN[(sourmh>>16)&0x3ff]; \
636 sourhi=DFWORD(df, 0); \
637 (buf)[9]=DPD2BIN[((sourhi<<6) | (sourmh>>26))&0x3ff]; \
638 (buf)[10]=DPD2BIN[(sourhi>>4)&0x3ff]; \
639 (buf)[11]=DECCOMBMSD[sourhi>>26];}
640
641 #endif
642
643
644 #if DECPMAX==7
645 #define DFSETNMAX(df) \
646 {DFWORD(df, 0)=0x77f3fcff;}
647 #elif DECPMAX==16
648 #define DFSETNMAX(df) \
649 {DFWORD(df, 0)=0x77fcff3f; \
650 DFWORD(df, 1)=0xcff3fcff;}
651 #elif DECPMAX==34
652 #define DFSETNMAX(df) \
653 {DFWORD(df, 0)=0x77ffcff3; \
654 DFWORD(df, 1)=0xfcff3fcf; \
655 DFWORD(df, 2)=0xf3fcff3f; \
656 DFWORD(df, 3)=0xcff3fcff;}
657 #endif
658
659
660 #endif
661
662#endif
663