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[/] [scarts/] [trunk/] [toolchain/] [scarts-gcc/] [gcc-4.1.1/] [gcc/] [config/] [mips/] [mips16.S] - Blame information for rev 12

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1 12 jlechner 
/* mips16 floating point support code
2 
   Copyright (C) 1996, 1997, 1998 Free Software Foundation, Inc.
3 
   Contributed by Cygnus Support
4 
 
5 
This file is free software; you can redistribute it and/or modify it
6 
under the terms of the GNU General Public License as published by the
7 
Free Software Foundation; either version 2, or (at your option) any
8 
later version.
9 
 
10 
In addition to the permissions in the GNU General Public License, the
11 
Free Software Foundation gives you unlimited permission to link the
12 
compiled version of this file with other programs, and to distribute
13 
those programs without any restriction coming from the use of this
14 
file.  (The General Public License restrictions do apply in other
15 
respects; for example, they cover modification of the file, and
16 
distribution when not linked into another program.)
17 
 
18 
This file is distributed in the hope that it will be useful, but
19 
WITHOUT ANY WARRANTY; without even the implied warranty of
20 
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
21 
General Public License for more details.
22 
 
23 
You should have received a copy of the GNU General Public License
24 
along with this program; see the file COPYING.  If not, write to
25 
the Free Software Foundation, 51 Franklin Street, Fifth Floor,
26 
Boston, MA 02110-1301, USA.  */
27 
 
28 
/* As a special exception, if you link this library with other files,
29 
   some of which are compiled with GCC, to produce an executable,
30 
   this library does not by itself cause the resulting executable
31 
   to be covered by the GNU General Public License.
32 
   This exception does not however invalidate any other reasons why
33 
   the executable file might be covered by the GNU General Public License.  */
34 
 
35 
/* This file contains mips16 floating point support functions.  These
36 
   functions are called by mips16 code to handle floating point when
37 
   -msoft-float is not used.  They accept the arguments and return
38 
   values using the soft-float calling convention, but do the actual
39 
   operation using the hard floating point instructions.  */
40 
 
41 
/* This file contains 32 bit assembly code.  */
42 
        .set nomips16
43 
 
44 
/* Start a function.  */
45 
 
46 
#define STARTFN(NAME) .globl NAME; .ent NAME; NAME:
47 
 
48 
/* Finish a function.  */
49 
 
50 
#define ENDFN(NAME) .end NAME
51 
 
52 
/* Single precision math.  */
53 
 
54 
/* This macro defines a function which loads two single precision
55 
   values, performs an operation, and returns the single precision
56 
   result.  */
57 
 
58 
#define SFOP(NAME, OPCODE)      \
59 
STARTFN (NAME);                 \
60 
        .set    noreorder;      \
61 
        mtc1    $4,$f0;         \
62 
        mtc1    $5,$f2;         \
63 
        nop;                    \
64 
        OPCODE  $f0,$f0,$f2;    \
65 
        mfc1    $2,$f0;         \
66 
        j       $31;            \
67 
        nop;                    \
68 
        .set    reorder;        \
69 
        ENDFN (NAME)
70 
 
71 
#ifdef L_m16addsf3
72 
SFOP(__mips16_addsf3, add.s)
73 
#endif
74 
#ifdef L_m16subsf3
75 
SFOP(__mips16_subsf3, sub.s)
76 
#endif
77 
#ifdef L_m16mulsf3
78 
SFOP(__mips16_mulsf3, mul.s)
79 
#endif
80 
#ifdef L_m16divsf3
81 
SFOP(__mips16_divsf3, div.s)
82 
#endif
83 
 
84 
#define SFOP2(NAME, OPCODE)     \
85 
STARTFN (NAME);                 \
86 
        .set    noreorder;      \
87 
        mtc1    $4,$f0;         \
88 
        nop;                    \
89 
        OPCODE  $f0,$f0;        \
90 
        mfc1    $2,$f0;         \
91 
        j       $31;            \
92 
        nop;                    \
93 
        .set    reorder;        \
94 
        ENDFN (NAME)
95 
 
96 
#ifdef L_m16negsf2
97 
SFOP2(__mips16_negsf2, neg.s)
98 
#endif
99 
#ifdef L_m16abssf2
100 
SFOP2(__mips16_abssf2, abs.s)
101 
#endif
102 
 
103 
/* Single precision comparisons.  */
104 
 
105 
/* This macro defines a function which loads two single precision
106 
   values, performs a floating point comparison, and returns the
107 
   specified values according to whether the comparison is true or
108 
   false.  */
109 
 
110 
#define SFCMP(NAME, OPCODE, TRUE, FALSE)        \
111 
STARTFN (NAME);                                 \
112 
        mtc1    $4,$f0;                         \
113 
        mtc1    $5,$f2;                         \
114 
        OPCODE  $f0,$f2;                        \
115 
        li      $2,TRUE;                        \
116 
        bc1t    1f;                             \
117 
        li      $2,FALSE;                       \
118 
1:;                                             \
119 
        j       $31;                            \
120 
        ENDFN (NAME)
121 
 
122 
/* This macro is like SFCMP, but it reverses the comparison.  */
123 
 
124 
#define SFREVCMP(NAME, OPCODE, TRUE, FALSE)     \
125 
STARTFN (NAME);                                 \
126 
        mtc1    $4,$f0;                         \
127 
        mtc1    $5,$f2;                         \
128 
        OPCODE  $f2,$f0;                        \
129 
        li      $2,TRUE;                        \
130 
        bc1t    1f;                             \
131 
        li      $2,FALSE;                       \
132 
1:;                                             \
133 
        j       $31;                            \
134 
        ENDFN (NAME)
135 
 
136 
#ifdef L_m16eqsf2
137 
SFCMP(__mips16_eqsf2, c.eq.s, 0, 1)
138 
#endif
139 
#ifdef L_m16nesf2
140 
SFCMP(__mips16_nesf2, c.eq.s, 0, 1)
141 
#endif
142 
#ifdef L_m16gtsf2
143 
SFREVCMP(__mips16_gtsf2, c.lt.s, 1, 0)
144 
#endif
145 
#ifdef L_m16gesf2
146 
SFREVCMP(__mips16_gesf2, c.le.s, 0, -1)
147 
#endif
148 
#ifdef L_m16lesf2
149 
SFCMP(__mips16_lesf2, c.le.s, 0, 1)
150 
#endif
151 
#ifdef L_m16ltsf2
152 
SFCMP(__mips16_ltsf2, c.lt.s, -1, 0)
153 
#endif
154 
 
155 
/* Single precision conversions.  */
156 
 
157 
#ifdef L_m16fltsisf
158 
STARTFN (__mips16_floatsisf)
159 
        .set    noreorder
160 
        mtc1    $4,$f0
161 
        nop
162 
        cvt.s.w $f0,$f0
163 
        mfc1    $2,$f0
164 
        j       $31
165 
        nop
166 
        .set    reorder
167 
        ENDFN (__mips16_floatsisf)
168 
#endif
169 
 
170 
#ifdef L_m16fix_truncsfsi
171 
STARTFN (__mips16_fix_truncsfsi)
172 
        .set    noreorder
173 
        mtc1    $4,$f0
174 
        nop
175 
        trunc.w.s $f0,$f0,$4
176 
        mfc1    $2,$f0
177 
        j       $31
178 
        nop
179 
        .set    reorder
180 
        ENDFN (__mips16_fix_truncsfsi)
181 
#endif
182 
 
183 
#if !defined(__mips_single_float) && !defined(__SINGLE_FLOAT)
184 
 
185 
/* The double precision operations.  We need to use different code
186 
   based on the preprocessor symbol __mips64, because the way in which
187 
   double precision values will change.  Without __mips64, the value
188 
   is passed in two 32 bit registers.  With __mips64, the value is
189 
   passed in a single 64 bit register.  */
190 
 
191 
/* Load the first double precision operand.  */
192 
 
193 
#if defined(__mips64)
194 
#define LDDBL1 dmtc1 $4,$f12
195 
#elif defined(__mipsfp64)
196 
#define LDDBL1 sw $4,0($29); sw $5,4($29); l.d $f12,0($29)
197 
#elif defined(__MIPSEB__)
198 
#define LDDBL1 mtc1 $4,$f13; mtc1 $5,$f12
199 
#else
200 
#define LDDBL1 mtc1 $4,$f12; mtc1 $5,$f13
201 
#endif
202 
 
203 
/* Load the second double precision operand.  */
204 
 
205 
#if defined(__mips64)
206 
/* XXX this should be $6 for Algo arg passing model */
207 
#define LDDBL2 dmtc1 $5,$f14
208 
#elif defined(__mipsfp64)
209 
#define LDDBL2 sw $6,8($29); sw $7,12($29); l.d $f14,8($29)
210 
#elif defined(__MIPSEB__)
211 
#define LDDBL2 mtc1 $6,$f15; mtc1 $7,$f14
212 
#else
213 
#define LDDBL2 mtc1 $6,$f14; mtc1 $7,$f15
214 
#endif
215 
 
216 
/* Move the double precision return value to the right place.  */
217 
 
218 
#if defined(__mips64)
219 
#define RETDBL dmfc1 $2,$f0
220 
#elif defined(__mipsfp64)
221 
#define RETDBL s.d $f0,0($29); lw $2,0($29); lw $3,4($29)
222 
#elif defined(__MIPSEB__)
223 
#define RETDBL mfc1 $2,$f1; mfc1 $3,$f0
224 
#else
225 
#define RETDBL mfc1 $2,$f0; mfc1 $3,$f1
226 
#endif
227 
 
228 
/* Double precision math.  */
229 
 
230 
/* This macro defines a function which loads two double precision
231 
   values, performs an operation, and returns the double precision
232 
   result.  */
233 
 
234 
#define DFOP(NAME, OPCODE)      \
235 
STARTFN (NAME);                 \
236 
        .set    noreorder;      \
237 
        LDDBL1;                 \
238 
        LDDBL2;                 \
239 
        nop;                    \
240 
        OPCODE  $f0,$f12,$f14;  \
241 
        RETDBL;                 \
242 
        j       $31;            \
243 
        nop;                    \
244 
        .set    reorder;        \
245 
        ENDFN (NAME)
246 
 
247 
#ifdef L_m16adddf3
248 
DFOP(__mips16_adddf3, add.d)
249 
#endif
250 
#ifdef L_m16subdf3
251 
DFOP(__mips16_subdf3, sub.d)
252 
#endif
253 
#ifdef L_m16muldf3
254 
DFOP(__mips16_muldf3, mul.d)
255 
#endif
256 
#ifdef L_m16divdf3
257 
DFOP(__mips16_divdf3, div.d)
258 
#endif
259 
 
260 
#define DFOP2(NAME, OPCODE)     \
261 
STARTFN (NAME);                 \
262 
        .set    noreorder;      \
263 
        LDDBL1;                 \
264 
        nop;                    \
265 
        OPCODE  $f0,$f12;       \
266 
        RETDBL;                 \
267 
        j       $31;            \
268 
        nop;                    \
269 
        .set    reorder;        \
270 
        ENDFN (NAME)
271 
 
272 
#ifdef L_m16negdf2
273 
DFOP2(__mips16_negdf2, neg.d)
274 
#endif
275 
#ifdef L_m16absdf2
276 
DFOP2(__mips16_absdf2, abs.d)
277 
#endif
278 
 
279 
 
280 
/* Conversions between single and double precision.  */
281 
 
282 
#ifdef L_m16extsfdf2
283 
STARTFN (__mips16_extendsfdf2)
284 
        .set    noreorder
285 
        mtc1    $4,$f12
286 
        nop
287 
        cvt.d.s $f0,$f12
288 
        RETDBL
289 
        j       $31
290 
        nop
291 
        .set    reorder
292 
        ENDFN (__mips16_extendsfdf2)
293 
#endif
294 
 
295 
#ifdef L_m16trdfsf2
296 
STARTFN (__mips16_truncdfsf2)
297 
        .set    noreorder
298 
        LDDBL1
299 
        nop
300 
        cvt.s.d $f0,$f12
301 
        mfc1    $2,$f0
302 
        j       $31
303 
        nop
304 
        .set    reorder
305 
        ENDFN (__mips16_truncdfsf2)
306 
#endif
307 
 
308 
/* Double precision comparisons.  */
309 
 
310 
/* This macro defines a function which loads two double precision
311 
   values, performs a floating point comparison, and returns the
312 
   specified values according to whether the comparison is true or
313 
   false.  */
314 
 
315 
#define DFCMP(NAME, OPCODE, TRUE, FALSE)        \
316 
STARTFN (NAME);                                 \
317 
        LDDBL1;                                 \
318 
        LDDBL2;                                 \
319 
        OPCODE  $f12,$f14;                      \
320 
        li      $2,TRUE;                        \
321 
        bc1t    1f;                             \
322 
        li      $2,FALSE;                       \
323 
1:;                                             \
324 
        j       $31;                            \
325 
        ENDFN (NAME)
326 
 
327 
/* This macro is like DFCMP, but it reverses the comparison.  */
328 
 
329 
#define DFREVCMP(NAME, OPCODE, TRUE, FALSE)     \
330 
STARTFN (NAME);                                 \
331 
        LDDBL1;                                 \
332 
        LDDBL2;                                 \
333 
        OPCODE  $f14,$f12;                      \
334 
        li      $2,TRUE;                        \
335 
        bc1t    1f;                             \
336 
        li      $2,FALSE;                       \
337 
1:;                                             \
338 
        j       $31;                            \
339 
        ENDFN (NAME)
340 
 
341 
#ifdef L_m16eqdf2
342 
DFCMP(__mips16_eqdf2, c.eq.d, 0, 1)
343 
#endif
344 
#ifdef L_m16nedf2
345 
DFCMP(__mips16_nedf2, c.eq.d, 0, 1)
346 
#endif
347 
#ifdef L_m16gtdf2
348 
DFREVCMP(__mips16_gtdf2, c.lt.d, 1, 0)
349 
#endif
350 
#ifdef L_m16gedf2
351 
DFREVCMP(__mips16_gedf2, c.le.d, 0, -1)
352 
#endif
353 
#ifdef L_m16ledf2
354 
DFCMP(__mips16_ledf2, c.le.d, 0, 1)
355 
#endif
356 
#ifdef L_m16ltdf2
357 
DFCMP(__mips16_ltdf2, c.lt.d, -1, 0)
358 
#endif
359 
 
360 
/* Double precision conversions.  */
361 
 
362 
#ifdef L_m16fltsidf
363 
STARTFN (__mips16_floatsidf)
364 
        .set    noreorder
365 
        mtc1    $4,$f12
366 
        nop
367 
        cvt.d.w $f0,$f12
368 
        RETDBL
369 
        j       $31
370 
        nop
371 
        .set    reorder
372 
        ENDFN (__mips16_floatsidf)
373 
#endif
374 
 
375 
#ifdef L_m16fix_truncdfsi
376 
STARTFN (__mips16_fix_truncdfsi)
377 
        .set    noreorder
378 
        LDDBL1
379 
        nop
380 
        trunc.w.d $f0,$f12,$4
381 
        mfc1    $2,$f0
382 
        j       $31
383 
        nop
384 
        .set    reorder
385 
        ENDFN (__mips16_fix_truncdfsi)
386 
#endif
387 
#endif /* !__mips_single_float */
388 
 
389 
/* These functions are used to return floating point values from
390 
   mips16 functions.  In this case we can put mtc1 in a jump delay slot,
391 
   because we know that the next instruction will not refer to a floating
392 
   point register.  */
393 
 
394 
#ifdef L_m16retsf
395 
STARTFN (__mips16_ret_sf)
396 
        .set    noreorder
397 
        j       $31
398 
        mtc1    $2,$f0
399 
        .set    reorder
400 
        ENDFN (__mips16_ret_sf)
401 
#endif
402 
 
403 
#if !defined(__mips_single_float) && !defined(__SINGLE_FLOAT)
404 
#ifdef L_m16retdf
405 
STARTFN (__mips16_ret_df)
406 
        .set    noreorder
407 
#if defined(__mips64)
408 
        j       $31
409 
        dmtc1   $2,$f0
410 
#elif defined(__mipsfp64)
411 
        sw      $2,0($29)
412 
        sw      $3,4($29)
413 
        l.d     $f0,0($29)
414 
#elif defined(__MIPSEB__)
415 
        mtc1    $2,$f1
416 
        j       $31
417 
        mtc1    $3,$f0
418 
#else
419 
        mtc1    $2,$f0
420 
        j       $31
421 
        mtc1    $3,$f1
422 
#endif
423 
        .set    reorder
424 
        ENDFN (__mips16_ret_df)
425 
#endif
426 
#endif /* !__mips_single_float */
427 
 
428 
/* These functions are used by 16 bit code when calling via a function
429 
   pointer.  They must copy the floating point arguments from the gp
430 
   regs into the fp regs.  The function to call will be in $2.  The
431 
   exact set of floating point arguments to copy is encoded in the
432 
   function name; the final number is an fp_code, as described in
433 
   mips.h in the comment about CUMULATIVE_ARGS.  */
434 
 
435 
#ifdef L_m16stub1
436 
/* (float) */
437 
STARTFN (__mips16_call_stub_1)
438 
        .set    noreorder
439 
        mtc1    $4,$f12
440 
        j       $2
441 
        nop
442 
        .set    reorder
443 
        ENDFN (__mips16_call_stub_1)
444 
#endif
445 
 
446 
#ifdef L_m16stub5
447 
/* (float, float) */
448 
STARTFN (__mips16_call_stub_5)
449 
        .set    noreorder
450 
        mtc1    $4,$f12
451 
        mtc1    $5,$f14
452 
        j       $2
453 
        nop
454 
        .set    reorder
455 
        ENDFN (__mips16_call_stub_5)
456 
#endif
457 
 
458 
#if !defined(__mips_single_float) && !defined(__SINGLE_FLOAT)
459 
 
460 
#ifdef L_m16stub2
461 
/* (double) */
462 
STARTFN (__mips16_call_stub_2)
463 
        .set    noreorder
464 
        LDDBL1
465 
        j       $2
466 
        nop
467 
        .set    reorder
468 
        ENDFN (__mips16_call_stub_2)
469 
#endif
470 
 
471 
#ifdef L_m16stub6
472 
/* (double, float) */
473 
STARTFN (__mips16_call_stub_6)
474 
        .set    noreorder
475 
        LDDBL1
476 
        mtc1    $6,$f14
477 
        j       $2
478 
        nop
479 
        .set    reorder
480 
        ENDFN (__mips16_call_stub_6)
481 
#endif
482 
 
483 
#ifdef L_m16stub9
484 
/* (float, double) */
485 
STARTFN (__mips16_call_stub_9)
486 
        .set    noreorder
487 
        mtc1    $4,$f12
488 
        LDDBL2
489 
        j       $2
490 
        nop
491 
        .set    reorder
492 
        ENDFN (__mips16_call_stub_9)
493 
#endif
494 
 
495 
#ifdef L_m16stub10
496 
/* (double, double) */
497 
STARTFN (__mips16_call_stub_10)
498 
        .set    noreorder
499 
        LDDBL1
500 
        LDDBL2
501 
        j       $2
502 
        nop
503 
        .set    reorder
504 
        ENDFN (__mips16_call_stub_10)
505 
#endif
506 
#endif /* !__mips_single_float */
507 
 
508 
/* Now we have the same set of functions, except that this time the
509 
   function being called returns an SFmode value.  The calling
510 
   function will arrange to preserve $18, so these functions are free
511 
   to use it to hold the return address.
512 
 
513 
   Note that we do not know whether the function we are calling is 16
514 
   bit or 32 bit.  However, it does not matter, because 16 bit
515 
   functions always return floating point values in both the gp and
516 
   the fp regs.  It would be possible to check whether the function
517 
   being called is 16 bits, in which case the copy is unnecessary;
518 
   however, it's faster to always do the copy.  */
519 
 
520 
#ifdef L_m16stubsf0
521 
/* () */
522 
STARTFN (__mips16_call_stub_sf_0)
523 
        .set    noreorder
524 
        move    $18,$31
525 
        jal     $2
526 
        nop
527 
        mfc1    $2,$f0
528 
        j       $18
529 
        nop
530 
        .set    reorder
531 
        ENDFN (__mips16_call_stub_sf_0)
532 
#endif
533 
 
534 
#ifdef L_m16stubsf1
535 
/* (float) */
536 
STARTFN (__mips16_call_stub_sf_1)
537 
        .set    noreorder
538 
        mtc1    $4,$f12
539 
        move    $18,$31
540 
        jal     $2
541 
        nop
542 
        mfc1    $2,$f0
543 
        j       $18
544 
        nop
545 
        .set    reorder
546 
        ENDFN (__mips16_call_stub_sf_1)
547 
#endif
548 
 
549 
#ifdef L_m16stubsf5
550 
/* (float, float) */
551 
STARTFN (__mips16_call_stub_sf_5)
552 
        .set    noreorder
553 
        mtc1    $4,$f12
554 
        mtc1    $5,$f14
555 
        move    $18,$31
556 
        jal     $2
557 
        nop
558 
        mfc1    $2,$f0
559 
        j       $18
560 
        nop
561 
        .set    reorder
562 
        ENDFN (__mips16_call_stub_sf_5)
563 
#endif
564 
 
565 
#if !defined(__mips_single_float) && !defined(__SINGLE_FLOAT)
566 
#ifdef L_m16stubsf2
567 
/* (double) */
568 
STARTFN (__mips16_call_stub_sf_2)
569 
        .set    noreorder
570 
        LDDBL1
571 
        move    $18,$31
572 
        jal     $2
573 
        nop
574 
        mfc1    $2,$f0
575 
        j       $18
576 
        nop
577 
        .set    reorder
578 
        ENDFN (__mips16_call_stub_sf_2)
579 
#endif
580 
 
581 
#ifdef L_m16stubsf6
582 
/* (double, float) */
583 
STARTFN (__mips16_call_stub_sf_6)
584 
        .set    noreorder
585 
        LDDBL1
586 
        mtc1    $6,$f14
587 
        move    $18,$31
588 
        jal     $2
589 
        nop
590 
        mfc1    $2,$f0
591 
        j       $18
592 
        nop
593 
        .set    reorder
594 
        ENDFN (__mips16_call_stub_sf_6)
595 
#endif
596 
 
597 
#ifdef L_m16stubsf9
598 
/* (float, double) */
599 
STARTFN (__mips16_call_stub_sf_9)
600 
        .set    noreorder
601 
        mtc1    $4,$f12
602 
        LDDBL2
603 
        move    $18,$31
604 
        jal     $2
605 
        nop
606 
        mfc1    $2,$f0
607 
        j       $18
608 
        nop
609 
        .set    reorder
610 
        ENDFN (__mips16_call_stub_sf_9)
611 
#endif
612 
 
613 
#ifdef L_m16stubsf10
614 
/* (double, double) */
615 
STARTFN (__mips16_call_stub_sf_10)
616 
        .set    noreorder
617 
        LDDBL1
618 
        LDDBL2
619 
        move    $18,$31
620 
        jal     $2
621 
        nop
622 
        mfc1    $2,$f0
623 
        j       $18
624 
        nop
625 
        .set    reorder
626 
        ENDFN (__mips16_call_stub_sf_10)
627 
#endif
628 
 
629 
/* Now we have the same set of functions again, except that this time
630 
   the function being called returns an DFmode value.  */
631 
 
632 
#ifdef L_m16stubdf0
633 
/* () */
634 
STARTFN (__mips16_call_stub_df_0)
635 
        .set    noreorder
636 
        move    $18,$31
637 
        jal     $2
638 
        nop
639 
        RETDBL
640 
        j       $18
641 
        nop
642 
        .set    reorder
643 
        ENDFN (__mips16_call_stub_df_0)
644 
#endif
645 
 
646 
#ifdef L_m16stubdf1
647 
/* (float) */
648 
STARTFN (__mips16_call_stub_df_1)
649 
        .set    noreorder
650 
        mtc1    $4,$f12
651 
        move    $18,$31
652 
        jal     $2
653 
        nop
654 
        RETDBL
655 
        j       $18
656 
        nop
657 
        .set    reorder
658 
        ENDFN (__mips16_call_stub_df_1)
659 
#endif
660 
 
661 
#ifdef L_m16stubdf2
662 
/* (double) */
663 
STARTFN (__mips16_call_stub_df_2)
664 
        .set    noreorder
665 
        LDDBL1
666 
        move    $18,$31
667 
        jal     $2
668 
        nop
669 
        RETDBL
670 
        j       $18
671 
        nop
672 
        .set    reorder
673 
        ENDFN (__mips16_call_stub_df_2)
674 
#endif
675 
 
676 
#ifdef L_m16stubdf5
677 
/* (float, float) */
678 
STARTFN (__mips16_call_stub_df_5)
679 
        .set    noreorder
680 
        mtc1    $4,$f12
681 
        mtc1    $5,$f14
682 
        move    $18,$31
683 
        jal     $2
684 
        nop
685 
        RETDBL
686 
        j       $18
687 
        nop
688 
        .set    reorder
689 
        ENDFN (__mips16_call_stub_df_5)
690 
#endif
691 
 
692 
#ifdef L_m16stubdf6
693 
/* (double, float) */
694 
STARTFN (__mips16_call_stub_df_6)
695 
        .set    noreorder
696 
        LDDBL1
697 
        mtc1    $6,$f14
698 
        move    $18,$31
699 
        jal     $2
700 
        nop
701 
        RETDBL
702 
        j       $18
703 
        nop
704 
        .set    reorder
705 
        ENDFN (__mips16_call_stub_df_6)
706 
#endif
707 
 
708 
#ifdef L_m16stubdf9
709 
/* (float, double) */
710 
STARTFN (__mips16_call_stub_df_9)
711 
        .set    noreorder
712 
        mtc1    $4,$f12
713 
        LDDBL2
714 
        move    $18,$31
715 
        jal     $2
716 
        nop
717 
        RETDBL
718 
        j       $18
719 
        nop
720 
        .set    reorder
721 
        ENDFN (__mips16_call_stub_df_9)
722 
#endif
723 
 
724 
#ifdef L_m16stubdf10
725 
/* (double, double) */
726 
STARTFN (__mips16_call_stub_df_10)
727 
        .set    noreorder
728 
        LDDBL1
729 
        LDDBL2
730 
        move    $18,$31
731 
        jal     $2
732 
        nop
733 
        RETDBL
734 
        j       $18
735 
        nop
736 
        .set    reorder
737 
        ENDFN (__mips16_call_stub_df_10)
738 
#endif
739 
#endif /* !__mips_single_float */

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