1
  2
  3
  4
  5
  6
  7
  8
  9
 10
 11
 12
 13
 14
 15
 16
 17
 18
 19
 20
 21
 22
 23
 24
 25
 26
 27
 28
 29
 30
 31
 32
 33
 34
 35
 36
 37
 38
 39
 40
 41
 42
 43
 44
 45
 46
 47
 48
 49
 50
 51
 52
 53
 54
 55
 56
 57
 58
 59
 60
 61
 62
 63
 64
 65
 66
 67
 68
 69
 70
 71
 72
 73
 74
 75
 76
 77
 78
 79
 80
 81
 82
 83
 84
 85
 86
 87
 88
 89
 90
 91
 92
 93
 94
 95
 96
 97
 98
 99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
// SPDX-License-Identifier: BSD-3-Clause
// See Notices.txt for copyright information
#![cfg_attr(not(test), no_std)]
#![allow(non_snake_case, non_camel_case_types, non_upper_case_globals)]

extern crate c99;

use c99::{int_fast32_t, int_fast64_t, uint_fast32_t, uint_fast64_t, uint_fast8_t};

extern "C" {
    pub fn softfloat_detectTininess_read_helper() -> uint_fast8_t;
    pub fn softfloat_detectTininess_write_helper(v: uint_fast8_t);
    pub fn softfloat_roundingMode_read_helper() -> uint_fast8_t;
    pub fn softfloat_roundingMode_write_helper(v: uint_fast8_t);
    pub fn softfloat_exceptionFlags_read_helper() -> uint_fast8_t;
    pub fn softfloat_exceptionFlags_write_helper(v: uint_fast8_t);
    pub fn extF80_roundingPrecision_read_helper() -> uint_fast8_t;
    pub fn extF80_roundingPrecision_write_helper(v: uint_fast8_t);
}

#[derive(Copy, Clone, Debug)]
#[repr(C)]
pub struct float16_t {
    pub v: u16,
}

#[derive(Copy, Clone, Debug)]
#[repr(C)]
pub struct float32_t {
    pub v: u32,
}

#[derive(Copy, Clone, Debug)]
#[repr(C)]
pub struct float64_t {
    pub v: u64,
}

#[derive(Copy, Clone, Debug)]
#[repr(C)]
pub struct float128_t {
    pub v: [u64; 2],
}

#[cfg(target_endian = "little")]
#[derive(Copy, Clone, Debug)]
#[repr(C)]
pub struct extFloat80M {
    pub signif: u64,
    pub signExp: u16,
}

#[cfg(target_endian = "big")]
#[derive(Copy, Clone, Debug)]
#[repr(C)]
pub struct extFloat80M {
    pub signExp: u16,
    pub signif: u64,
}

pub type extFloat80_t = extFloat80M;

pub const softfloat_tininess_beforeRounding: u8 = 0;
pub const softfloat_tininess_afterRounding: u8 = 1;

pub const softfloat_round_near_even: u8 = 0;
pub const softfloat_round_minMag: u8 = 1;
pub const softfloat_round_min: u8 = 2;
pub const softfloat_round_max: u8 = 3;
pub const softfloat_round_near_maxMag: u8 = 4;
pub const softfloat_round_odd: u8 = 6;

pub const softfloat_flag_inexact: u8 = 1;
pub const softfloat_flag_underflow: u8 = 2;
pub const softfloat_flag_overflow: u8 = 4;
pub const softfloat_flag_infinite: u8 = 8;
pub const softfloat_flag_invalid: u8 = 16;

extern "C" {
    pub fn softfloat_raiseFlags(_: uint_fast8_t);

    pub fn ui32_to_f16(_: u32) -> float16_t;
    pub fn ui32_to_f32(_: u32) -> float32_t;
    pub fn ui32_to_f64(_: u32) -> float64_t;
    pub fn ui32_to_extF80(_: u32) -> extFloat80_t;
    pub fn ui32_to_f128(_: u32) -> float128_t;
    pub fn ui32_to_extF80M(_: u32, _: *mut extFloat80_t);
    pub fn ui32_to_f128M(_: u32, _: *mut float128_t);
    pub fn ui64_to_f16(_: u64) -> float16_t;
    pub fn ui64_to_f32(_: u64) -> float32_t;
    pub fn ui64_to_f64(_: u64) -> float64_t;
    pub fn ui64_to_extF80(_: u64) -> extFloat80_t;
    pub fn ui64_to_f128(_: u64) -> float128_t;

    pub fn ui64_to_extF80M(_: u64, _: *mut extFloat80_t);
    pub fn ui64_to_f128M(_: u64, _: *mut float128_t);
    pub fn i32_to_f16(_: i32) -> float16_t;
    pub fn i32_to_f32(_: i32) -> float32_t;
    pub fn i32_to_f64(_: i32) -> float64_t;
    pub fn i32_to_extF80(_: i32) -> extFloat80_t;
    pub fn i32_to_f128(_: i32) -> float128_t;

    pub fn i32_to_extF80M(_: i32, _: *mut extFloat80_t);
    pub fn i32_to_f128M(_: i32, _: *mut float128_t);
    pub fn i64_to_f16(_: i64) -> float16_t;
    pub fn i64_to_f32(_: i64) -> float32_t;
    pub fn i64_to_f64(_: i64) -> float64_t;
    pub fn i64_to_extF80(_: i64) -> extFloat80_t;
    pub fn i64_to_f128(_: i64) -> float128_t;

    pub fn i64_to_extF80M(_: i64, _: *mut extFloat80_t);
    pub fn i64_to_f128M(_: i64, _: *mut float128_t);

    pub fn f16_to_ui32(_: float16_t, _: uint_fast8_t, _: bool) -> uint_fast32_t;
    pub fn f16_to_ui64(_: float16_t, _: uint_fast8_t, _: bool) -> uint_fast64_t;
    pub fn f16_to_i32(_: float16_t, _: uint_fast8_t, _: bool) -> int_fast32_t;
    pub fn f16_to_i64(_: float16_t, _: uint_fast8_t, _: bool) -> int_fast64_t;
    pub fn f16_to_ui32_r_minMag(_: float16_t, _: bool) -> uint_fast32_t;
    pub fn f16_to_ui64_r_minMag(_: float16_t, _: bool) -> uint_fast64_t;
    pub fn f16_to_i32_r_minMag(_: float16_t, _: bool) -> int_fast32_t;
    pub fn f16_to_i64_r_minMag(_: float16_t, _: bool) -> int_fast64_t;
    pub fn f16_to_f32(_: float16_t) -> float32_t;
    pub fn f16_to_f64(_: float16_t) -> float64_t;
    pub fn f16_to_extF80(_: float16_t) -> extFloat80_t;
    pub fn f16_to_f128(_: float16_t) -> float128_t;

    pub fn f16_to_extF80M(_: float16_t, _: *mut extFloat80_t);
    pub fn f16_to_f128M(_: float16_t, _: *mut float128_t);
    pub fn f16_roundToInt(_: float16_t, _: uint_fast8_t, _: bool) -> float16_t;
    pub fn f16_add(_: float16_t, _: float16_t) -> float16_t;
    pub fn f16_sub(_: float16_t, _: float16_t) -> float16_t;
    pub fn f16_mul(_: float16_t, _: float16_t) -> float16_t;
    pub fn f16_mulAdd(_: float16_t, _: float16_t, _: float16_t) -> float16_t;
    pub fn f16_div(_: float16_t, _: float16_t) -> float16_t;
    pub fn f16_rem(_: float16_t, _: float16_t) -> float16_t;
    pub fn f16_sqrt(_: float16_t) -> float16_t;
    pub fn f16_eq(_: float16_t, _: float16_t) -> bool;
    pub fn f16_le(_: float16_t, _: float16_t) -> bool;
    pub fn f16_lt(_: float16_t, _: float16_t) -> bool;
    pub fn f16_eq_signaling(_: float16_t, _: float16_t) -> bool;
    pub fn f16_le_quiet(_: float16_t, _: float16_t) -> bool;
    pub fn f16_lt_quiet(_: float16_t, _: float16_t) -> bool;
    pub fn f16_isSignalingNaN(_: float16_t) -> bool;

    pub fn f32_to_ui32(_: float32_t, _: uint_fast8_t, _: bool) -> uint_fast32_t;
    pub fn f32_to_ui64(_: float32_t, _: uint_fast8_t, _: bool) -> uint_fast64_t;
    pub fn f32_to_i32(_: float32_t, _: uint_fast8_t, _: bool) -> int_fast32_t;
    pub fn f32_to_i64(_: float32_t, _: uint_fast8_t, _: bool) -> int_fast64_t;
    pub fn f32_to_ui32_r_minMag(_: float32_t, _: bool) -> uint_fast32_t;
    pub fn f32_to_ui64_r_minMag(_: float32_t, _: bool) -> uint_fast64_t;
    pub fn f32_to_i32_r_minMag(_: float32_t, _: bool) -> int_fast32_t;
    pub fn f32_to_i64_r_minMag(_: float32_t, _: bool) -> int_fast64_t;
    pub fn f32_to_f16(_: float32_t) -> float16_t;
    pub fn f32_to_f64(_: float32_t) -> float64_t;
    pub fn f32_to_extF80(_: float32_t) -> extFloat80_t;
    pub fn f32_to_f128(_: float32_t) -> float128_t;

    pub fn f32_to_extF80M(_: float32_t, _: *mut extFloat80_t);
    pub fn f32_to_f128M(_: float32_t, _: *mut float128_t);
    pub fn f32_roundToInt(_: float32_t, _: uint_fast8_t, _: bool) -> float32_t;
    pub fn f32_add(_: float32_t, _: float32_t) -> float32_t;
    pub fn f32_sub(_: float32_t, _: float32_t) -> float32_t;
    pub fn f32_mul(_: float32_t, _: float32_t) -> float32_t;
    pub fn f32_mulAdd(_: float32_t, _: float32_t, _: float32_t) -> float32_t;
    pub fn f32_div(_: float32_t, _: float32_t) -> float32_t;
    pub fn f32_rem(_: float32_t, _: float32_t) -> float32_t;
    pub fn f32_sqrt(_: float32_t) -> float32_t;
    pub fn f32_eq(_: float32_t, _: float32_t) -> bool;
    pub fn f32_le(_: float32_t, _: float32_t) -> bool;
    pub fn f32_lt(_: float32_t, _: float32_t) -> bool;
    pub fn f32_eq_signaling(_: float32_t, _: float32_t) -> bool;
    pub fn f32_le_quiet(_: float32_t, _: float32_t) -> bool;
    pub fn f32_lt_quiet(_: float32_t, _: float32_t) -> bool;
    pub fn f32_isSignalingNaN(_: float32_t) -> bool;

    pub fn f64_to_ui32(_: float64_t, _: uint_fast8_t, _: bool) -> uint_fast32_t;
    pub fn f64_to_ui64(_: float64_t, _: uint_fast8_t, _: bool) -> uint_fast64_t;
    pub fn f64_to_i32(_: float64_t, _: uint_fast8_t, _: bool) -> int_fast32_t;
    pub fn f64_to_i64(_: float64_t, _: uint_fast8_t, _: bool) -> int_fast64_t;
    pub fn f64_to_ui32_r_minMag(_: float64_t, _: bool) -> uint_fast32_t;
    pub fn f64_to_ui64_r_minMag(_: float64_t, _: bool) -> uint_fast64_t;
    pub fn f64_to_i32_r_minMag(_: float64_t, _: bool) -> int_fast32_t;
    pub fn f64_to_i64_r_minMag(_: float64_t, _: bool) -> int_fast64_t;
    pub fn f64_to_f16(_: float64_t) -> float16_t;
    pub fn f64_to_f32(_: float64_t) -> float32_t;
    pub fn f64_to_extF80(_: float64_t) -> extFloat80_t;
    pub fn f64_to_f128(_: float64_t) -> float128_t;

    pub fn f64_to_extF80M(_: float64_t, _: *mut extFloat80_t);
    pub fn f64_to_f128M(_: float64_t, _: *mut float128_t);
    pub fn f64_roundToInt(_: float64_t, _: uint_fast8_t, _: bool) -> float64_t;
    pub fn f64_add(_: float64_t, _: float64_t) -> float64_t;
    pub fn f64_sub(_: float64_t, _: float64_t) -> float64_t;
    pub fn f64_mul(_: float64_t, _: float64_t) -> float64_t;
    pub fn f64_mulAdd(_: float64_t, _: float64_t, _: float64_t) -> float64_t;
    pub fn f64_div(_: float64_t, _: float64_t) -> float64_t;
    pub fn f64_rem(_: float64_t, _: float64_t) -> float64_t;
    pub fn f64_sqrt(_: float64_t) -> float64_t;
    pub fn f64_eq(_: float64_t, _: float64_t) -> bool;
    pub fn f64_le(_: float64_t, _: float64_t) -> bool;
    pub fn f64_lt(_: float64_t, _: float64_t) -> bool;
    pub fn f64_eq_signaling(_: float64_t, _: float64_t) -> bool;
    pub fn f64_le_quiet(_: float64_t, _: float64_t) -> bool;
    pub fn f64_lt_quiet(_: float64_t, _: float64_t) -> bool;
    pub fn f64_isSignalingNaN(_: float64_t) -> bool;

    pub fn extF80_to_ui32(_: extFloat80_t, _: uint_fast8_t, _: bool) -> uint_fast32_t;
    pub fn extF80_to_ui64(_: extFloat80_t, _: uint_fast8_t, _: bool) -> uint_fast64_t;
    pub fn extF80_to_i32(_: extFloat80_t, _: uint_fast8_t, _: bool) -> int_fast32_t;
    pub fn extF80_to_i64(_: extFloat80_t, _: uint_fast8_t, _: bool) -> int_fast64_t;
    pub fn extF80_to_ui32_r_minMag(_: extFloat80_t, _: bool) -> uint_fast32_t;
    pub fn extF80_to_ui64_r_minMag(_: extFloat80_t, _: bool) -> uint_fast64_t;
    pub fn extF80_to_i32_r_minMag(_: extFloat80_t, _: bool) -> int_fast32_t;
    pub fn extF80_to_i64_r_minMag(_: extFloat80_t, _: bool) -> int_fast64_t;
    pub fn extF80_to_f16(_: extFloat80_t) -> float16_t;
    pub fn extF80_to_f32(_: extFloat80_t) -> float32_t;
    pub fn extF80_to_f64(_: extFloat80_t) -> float64_t;
    pub fn extF80_to_f128(_: extFloat80_t) -> float128_t;
    pub fn extF80_roundToInt(_: extFloat80_t, _: uint_fast8_t, _: bool) -> extFloat80_t;
    pub fn extF80_add(_: extFloat80_t, _: extFloat80_t) -> extFloat80_t;
    pub fn extF80_sub(_: extFloat80_t, _: extFloat80_t) -> extFloat80_t;
    pub fn extF80_mul(_: extFloat80_t, _: extFloat80_t) -> extFloat80_t;
    pub fn extF80_div(_: extFloat80_t, _: extFloat80_t) -> extFloat80_t;
    pub fn extF80_rem(_: extFloat80_t, _: extFloat80_t) -> extFloat80_t;
    pub fn extF80_sqrt(_: extFloat80_t) -> extFloat80_t;
    pub fn extF80_eq(_: extFloat80_t, _: extFloat80_t) -> bool;
    pub fn extF80_le(_: extFloat80_t, _: extFloat80_t) -> bool;
    pub fn extF80_lt(_: extFloat80_t, _: extFloat80_t) -> bool;
    pub fn extF80_eq_signaling(_: extFloat80_t, _: extFloat80_t) -> bool;
    pub fn extF80_le_quiet(_: extFloat80_t, _: extFloat80_t) -> bool;
    pub fn extF80_lt_quiet(_: extFloat80_t, _: extFloat80_t) -> bool;
    pub fn extF80_isSignalingNaN(_: extFloat80_t) -> bool;

    pub fn extF80M_to_ui32(_: *const extFloat80_t, _: uint_fast8_t, _: bool) -> uint_fast32_t;
    pub fn extF80M_to_ui64(_: *const extFloat80_t, _: uint_fast8_t, _: bool) -> uint_fast64_t;
    pub fn extF80M_to_i32(_: *const extFloat80_t, _: uint_fast8_t, _: bool) -> int_fast32_t;
    pub fn extF80M_to_i64(_: *const extFloat80_t, _: uint_fast8_t, _: bool) -> int_fast64_t;
    pub fn extF80M_to_ui32_r_minMag(_: *const extFloat80_t, _: bool) -> uint_fast32_t;
    pub fn extF80M_to_ui64_r_minMag(_: *const extFloat80_t, _: bool) -> uint_fast64_t;
    pub fn extF80M_to_i32_r_minMag(_: *const extFloat80_t, _: bool) -> int_fast32_t;
    pub fn extF80M_to_i64_r_minMag(_: *const extFloat80_t, _: bool) -> int_fast64_t;
    pub fn extF80M_to_f16(_: *const extFloat80_t) -> float16_t;
    pub fn extF80M_to_f32(_: *const extFloat80_t) -> float32_t;
    pub fn extF80M_to_f64(_: *const extFloat80_t) -> float64_t;
    pub fn extF80M_to_f128M(_: *const extFloat80_t, _: *mut float128_t);
    pub fn extF80M_roundToInt(
        _: *const extFloat80_t,
        _: uint_fast8_t,
        _: bool,
        _: *mut extFloat80_t,
    );
    pub fn extF80M_add(_: *const extFloat80_t, _: *const extFloat80_t, _: *mut extFloat80_t);
    pub fn extF80M_sub(_: *const extFloat80_t, _: *const extFloat80_t, _: *mut extFloat80_t);
    pub fn extF80M_mul(_: *const extFloat80_t, _: *const extFloat80_t, _: *mut extFloat80_t);
    pub fn extF80M_div(_: *const extFloat80_t, _: *const extFloat80_t, _: *mut extFloat80_t);
    pub fn extF80M_rem(_: *const extFloat80_t, _: *const extFloat80_t, _: *mut extFloat80_t);
    pub fn extF80M_sqrt(_: *const extFloat80_t, _: *mut extFloat80_t);
    pub fn extF80M_eq(_: *const extFloat80_t, _: *const extFloat80_t) -> bool;
    pub fn extF80M_le(_: *const extFloat80_t, _: *const extFloat80_t) -> bool;
    pub fn extF80M_lt(_: *const extFloat80_t, _: *const extFloat80_t) -> bool;
    pub fn extF80M_eq_signaling(_: *const extFloat80_t, _: *const extFloat80_t) -> bool;
    pub fn extF80M_le_quiet(_: *const extFloat80_t, _: *const extFloat80_t) -> bool;
    pub fn extF80M_lt_quiet(_: *const extFloat80_t, _: *const extFloat80_t) -> bool;
    pub fn extF80M_isSignalingNaN(_: *const extFloat80_t) -> bool;

    pub fn f128_to_ui32(_: float128_t, _: uint_fast8_t, _: bool) -> uint_fast32_t;
    pub fn f128_to_ui64(_: float128_t, _: uint_fast8_t, _: bool) -> uint_fast64_t;
    pub fn f128_to_i32(_: float128_t, _: uint_fast8_t, _: bool) -> int_fast32_t;
    pub fn f128_to_i64(_: float128_t, _: uint_fast8_t, _: bool) -> int_fast64_t;
    pub fn f128_to_ui32_r_minMag(_: float128_t, _: bool) -> uint_fast32_t;
    pub fn f128_to_ui64_r_minMag(_: float128_t, _: bool) -> uint_fast64_t;
    pub fn f128_to_i32_r_minMag(_: float128_t, _: bool) -> int_fast32_t;
    pub fn f128_to_i64_r_minMag(_: float128_t, _: bool) -> int_fast64_t;
    pub fn f128_to_f16(_: float128_t) -> float16_t;
    pub fn f128_to_f32(_: float128_t) -> float32_t;
    pub fn f128_to_f64(_: float128_t) -> float64_t;
    pub fn f128_to_extF80(_: float128_t) -> extFloat80_t;
    pub fn f128_roundToInt(_: float128_t, _: uint_fast8_t, _: bool) -> float128_t;
    pub fn f128_add(_: float128_t, _: float128_t) -> float128_t;
    pub fn f128_sub(_: float128_t, _: float128_t) -> float128_t;
    pub fn f128_mul(_: float128_t, _: float128_t) -> float128_t;
    pub fn f128_mulAdd(_: float128_t, _: float128_t, _: float128_t) -> float128_t;
    pub fn f128_div(_: float128_t, _: float128_t) -> float128_t;
    pub fn f128_rem(_: float128_t, _: float128_t) -> float128_t;
    pub fn f128_sqrt(_: float128_t) -> float128_t;
    pub fn f128_eq(_: float128_t, _: float128_t) -> bool;
    pub fn f128_le(_: float128_t, _: float128_t) -> bool;
    pub fn f128_lt(_: float128_t, _: float128_t) -> bool;
    pub fn f128_eq_signaling(_: float128_t, _: float128_t) -> bool;
    pub fn f128_le_quiet(_: float128_t, _: float128_t) -> bool;
    pub fn f128_lt_quiet(_: float128_t, _: float128_t) -> bool;
    pub fn f128_isSignalingNaN(_: float128_t) -> bool;

    pub fn f128M_to_ui32(_: *const float128_t, _: uint_fast8_t, _: bool) -> uint_fast32_t;
    pub fn f128M_to_ui64(_: *const float128_t, _: uint_fast8_t, _: bool) -> uint_fast64_t;
    pub fn f128M_to_i32(_: *const float128_t, _: uint_fast8_t, _: bool) -> int_fast32_t;
    pub fn f128M_to_i64(_: *const float128_t, _: uint_fast8_t, _: bool) -> int_fast64_t;
    pub fn f128M_to_ui32_r_minMag(_: *const float128_t, _: bool) -> uint_fast32_t;
    pub fn f128M_to_ui64_r_minMag(_: *const float128_t, _: bool) -> uint_fast64_t;
    pub fn f128M_to_i32_r_minMag(_: *const float128_t, _: bool) -> int_fast32_t;
    pub fn f128M_to_i64_r_minMag(_: *const float128_t, _: bool) -> int_fast64_t;
    pub fn f128M_to_f16(_: *const float128_t) -> float16_t;
    pub fn f128M_to_f32(_: *const float128_t) -> float32_t;
    pub fn f128M_to_f64(_: *const float128_t) -> float64_t;
    pub fn f128M_to_extF80M(_: *const float128_t, _: *mut extFloat80_t);
    pub fn f128M_roundToInt(_: *const float128_t, _: uint_fast8_t, _: bool, _: *mut float128_t);
    pub fn f128M_add(_: *const float128_t, _: *const float128_t, _: *mut float128_t);
    pub fn f128M_sub(_: *const float128_t, _: *const float128_t, _: *mut float128_t);
    pub fn f128M_mul(_: *const float128_t, _: *const float128_t, _: *mut float128_t);
    pub fn f128M_mulAdd(
        _: *const float128_t,
        _: *const float128_t,
        _: *const float128_t,
        _: *mut float128_t,
    );
    pub fn f128M_div(_: *const float128_t, _: *const float128_t, _: *mut float128_t);
    pub fn f128M_rem(_: *const float128_t, _: *const float128_t, _: *mut float128_t);
    pub fn f128M_sqrt(_: *const float128_t, _: *mut float128_t);
    pub fn f128M_eq(_: *const float128_t, _: *const float128_t) -> bool;
    pub fn f128M_le(_: *const float128_t, _: *const float128_t) -> bool;
    pub fn f128M_lt(_: *const float128_t, _: *const float128_t) -> bool;
    pub fn f128M_eq_signaling(_: *const float128_t, _: *const float128_t) -> bool;
    pub fn f128M_le_quiet(_: *const float128_t, _: *const float128_t) -> bool;
    pub fn f128M_lt_quiet(_: *const float128_t, _: *const float128_t) -> bool;
    pub fn f128M_isSignalingNaN(_: *const float128_t) -> bool;
}

#[cfg(test)]
mod tests {
    use super::*;

    #[test]
    fn test_linking() {
        macro_rules! link_functions {
            ($($name:ident,)*) => {
                $(println!(concat!(stringify!($name), ": {:#X}"), $name as usize);)*
            };
        }
        link_functions!(
            softfloat_detectTininess_read_helper,
            softfloat_detectTininess_write_helper,
            softfloat_roundingMode_read_helper,
            softfloat_roundingMode_write_helper,
            softfloat_exceptionFlags_read_helper,
            softfloat_exceptionFlags_write_helper,
            extF80_roundingPrecision_read_helper,
            extF80_roundingPrecision_write_helper,
            softfloat_raiseFlags,
            ui32_to_f16,
            ui32_to_f32,
            ui32_to_f64,
            ui32_to_extF80,
            ui32_to_f128,
            ui32_to_extF80M,
            ui32_to_f128M,
            ui64_to_f16,
            ui64_to_f32,
            ui64_to_f64,
            ui64_to_extF80,
            ui64_to_f128,
            ui64_to_extF80M,
            ui64_to_f128M,
            i32_to_f16,
            i32_to_f32,
            i32_to_f64,
            i32_to_extF80,
            i32_to_f128,
            i32_to_extF80M,
            i32_to_f128M,
            i64_to_f16,
            i64_to_f32,
            i64_to_f64,
            i64_to_extF80,
            i64_to_f128,
            i64_to_extF80M,
            i64_to_f128M,
            f16_to_ui32,
            f16_to_ui64,
            f16_to_i32,
            f16_to_i64,
            f16_to_ui32_r_minMag,
            f16_to_ui64_r_minMag,
            f16_to_i32_r_minMag,
            f16_to_i64_r_minMag,
            f16_to_f32,
            f16_to_f64,
            f16_to_extF80,
            f16_to_f128,
            f16_to_extF80M,
            f16_to_f128M,
            f16_roundToInt,
            f16_add,
            f16_sub,
            f16_mul,
            f16_mulAdd,
            f16_div,
            f16_rem,
            f16_sqrt,
            f16_eq,
            f16_le,
            f16_lt,
            f16_eq_signaling,
            f16_le_quiet,
            f16_lt_quiet,
            f16_isSignalingNaN,
            f32_to_ui32,
            f32_to_ui64,
            f32_to_i32,
            f32_to_i64,
            f32_to_ui32_r_minMag,
            f32_to_ui64_r_minMag,
            f32_to_i32_r_minMag,
            f32_to_i64_r_minMag,
            f32_to_f16,
            f32_to_f64,
            f32_to_extF80,
            f32_to_f128,
            f32_to_extF80M,
            f32_to_f128M,
            f32_roundToInt,
            f32_add,
            f32_sub,
            f32_mul,
            f32_mulAdd,
            f32_div,
            f32_rem,
            f32_sqrt,
            f32_eq,
            f32_le,
            f32_lt,
            f32_eq_signaling,
            f32_le_quiet,
            f32_lt_quiet,
            f32_isSignalingNaN,
            f64_to_ui32,
            f64_to_ui64,
            f64_to_i32,
            f64_to_i64,
            f64_to_ui32_r_minMag,
            f64_to_ui64_r_minMag,
            f64_to_i32_r_minMag,
            f64_to_i64_r_minMag,
            f64_to_f16,
            f64_to_f32,
            f64_to_extF80,
            f64_to_f128,
            f64_to_extF80M,
            f64_to_f128M,
            f64_roundToInt,
            f64_add,
            f64_sub,
            f64_mul,
            f64_mulAdd,
            f64_div,
            f64_rem,
            f64_sqrt,
            f64_eq,
            f64_le,
            f64_lt,
            f64_eq_signaling,
            f64_le_quiet,
            f64_lt_quiet,
            f64_isSignalingNaN,
            extF80_to_ui32,
            extF80_to_ui64,
            extF80_to_i32,
            extF80_to_i64,
            extF80_to_ui32_r_minMag,
            extF80_to_ui64_r_minMag,
            extF80_to_i32_r_minMag,
            extF80_to_i64_r_minMag,
            extF80_to_f16,
            extF80_to_f32,
            extF80_to_f64,
            extF80_to_f128,
            extF80_roundToInt,
            extF80_add,
            extF80_sub,
            extF80_mul,
            extF80_div,
            extF80_rem,
            extF80_sqrt,
            extF80_eq,
            extF80_le,
            extF80_lt,
            extF80_eq_signaling,
            extF80_le_quiet,
            extF80_lt_quiet,
            extF80_isSignalingNaN,
            extF80M_to_ui32,
            extF80M_to_ui64,
            extF80M_to_i32,
            extF80M_to_i64,
            extF80M_to_ui32_r_minMag,
            extF80M_to_ui64_r_minMag,
            extF80M_to_i32_r_minMag,
            extF80M_to_i64_r_minMag,
            extF80M_to_f16,
            extF80M_to_f32,
            extF80M_to_f64,
            extF80M_to_f128M,
            extF80M_roundToInt,
            extF80M_add,
            extF80M_sub,
            extF80M_mul,
            extF80M_div,
            extF80M_rem,
            extF80M_sqrt,
            extF80M_eq,
            extF80M_le,
            extF80M_lt,
            extF80M_eq_signaling,
            extF80M_le_quiet,
            extF80M_lt_quiet,
            extF80M_isSignalingNaN,
            f128_to_ui32,
            f128_to_ui64,
            f128_to_i32,
            f128_to_i64,
            f128_to_ui32_r_minMag,
            f128_to_ui64_r_minMag,
            f128_to_i32_r_minMag,
            f128_to_i64_r_minMag,
            f128_to_f16,
            f128_to_f32,
            f128_to_f64,
            f128_to_extF80,
            f128_roundToInt,
            f128_add,
            f128_sub,
            f128_mul,
            f128_mulAdd,
            f128_div,
            f128_rem,
            f128_sqrt,
            f128_eq,
            f128_le,
            f128_lt,
            f128_eq_signaling,
            f128_le_quiet,
            f128_lt_quiet,
            f128_isSignalingNaN,
            f128M_to_ui32,
            f128M_to_ui64,
            f128M_to_i32,
            f128M_to_i64,
            f128M_to_ui32_r_minMag,
            f128M_to_ui64_r_minMag,
            f128M_to_i32_r_minMag,
            f128M_to_i64_r_minMag,
            f128M_to_f16,
            f128M_to_f32,
            f128M_to_f64,
            f128M_to_extF80M,
            f128M_roundToInt,
            f128M_add,
            f128M_sub,
            f128M_mul,
            f128M_mulAdd,
            f128M_div,
            f128M_rem,
            f128M_sqrt,
            f128M_eq,
            f128M_le,
            f128M_lt,
            f128M_eq_signaling,
            f128M_le_quiet,
            f128M_lt_quiet,
            f128M_isSignalingNaN,
        );
    }
}