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Merge tag 'pull-tcg-20240130' of https://gitlab.com/rth7680/qemu into staging
[mirror_qemu.git] / target / m68k / fpu_helper.c
CommitLineData
c88f8107
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1/*
2 * m68k FPU helpers
3 *
4 * Copyright (c) 2006-2007 CodeSourcery
5 * Written by Paul Brook
6 *
7 * This library is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU Lesser General Public
9 * License as published by the Free Software Foundation; either
d749fb85 10 * version 2.1 of the License, or (at your option) any later version.
c88f8107
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11 *
12 * This library is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
d749fb85 15 * Lesser General Public License for more details.
c88f8107
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16 *
17 * You should have received a copy of the GNU Lesser General Public
18 * License along with this library; if not, see <http://www.gnu.org/licenses/>.
19 */
20
21#include "qemu/osdep.h"
22#include "cpu.h"
23#include "exec/helper-proto.h"
f83311e4 24#include "exec/exec-all.h"
a1e58ddc 25#include "exec/cpu_ldst.h"
591596b7 26#include "softfloat.h"
c88f8107 27
808d77bc
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28/*
29 * Undefined offsets may be different on various FPU.
9d403660
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30 * On 68040 they return 0.0 (floatx80_zero)
31 */
32
33static const floatx80 fpu_rom[128] = {
6fa9ba09
KR
34 [0x00] = make_floatx80_init(0x4000, 0xc90fdaa22168c235ULL), /* Pi */
35 [0x0b] = make_floatx80_init(0x3ffd, 0x9a209a84fbcff798ULL), /* Log10(2) */
36 [0x0c] = make_floatx80_init(0x4000, 0xadf85458a2bb4a9aULL), /* e */
37 [0x0d] = make_floatx80_init(0x3fff, 0xb8aa3b295c17f0bcULL), /* Log2(e) */
38 [0x0e] = make_floatx80_init(0x3ffd, 0xde5bd8a937287195ULL), /* Log10(e) */
39 [0x0f] = make_floatx80_init(0x0000, 0x0000000000000000ULL), /* Zero */
40 [0x30] = make_floatx80_init(0x3ffe, 0xb17217f7d1cf79acULL), /* ln(2) */
41 [0x31] = make_floatx80_init(0x4000, 0x935d8dddaaa8ac17ULL), /* ln(10) */
42 [0x32] = make_floatx80_init(0x3fff, 0x8000000000000000ULL), /* 10^0 */
43 [0x33] = make_floatx80_init(0x4002, 0xa000000000000000ULL), /* 10^1 */
44 [0x34] = make_floatx80_init(0x4005, 0xc800000000000000ULL), /* 10^2 */
45 [0x35] = make_floatx80_init(0x400c, 0x9c40000000000000ULL), /* 10^4 */
46 [0x36] = make_floatx80_init(0x4019, 0xbebc200000000000ULL), /* 10^8 */
47 [0x37] = make_floatx80_init(0x4034, 0x8e1bc9bf04000000ULL), /* 10^16 */
48 [0x38] = make_floatx80_init(0x4069, 0x9dc5ada82b70b59eULL), /* 10^32 */
49 [0x39] = make_floatx80_init(0x40d3, 0xc2781f49ffcfa6d5ULL), /* 10^64 */
50 [0x3a] = make_floatx80_init(0x41a8, 0x93ba47c980e98ce0ULL), /* 10^128 */
51 [0x3b] = make_floatx80_init(0x4351, 0xaa7eebfb9df9de8eULL), /* 10^256 */
52 [0x3c] = make_floatx80_init(0x46a3, 0xe319a0aea60e91c7ULL), /* 10^512 */
53 [0x3d] = make_floatx80_init(0x4d48, 0xc976758681750c17ULL), /* 10^1024 */
54 [0x3e] = make_floatx80_init(0x5a92, 0x9e8b3b5dc53d5de5ULL), /* 10^2048 */
55 [0x3f] = make_floatx80_init(0x7525, 0xc46052028a20979bULL), /* 10^4096 */
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LV
56};
57
f83311e4 58int32_t HELPER(reds32)(CPUM68KState *env, FPReg *val)
c88f8107 59{
f83311e4 60 return floatx80_to_int32(val->d, &env->fp_status);
c88f8107
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61}
62
f83311e4 63float32 HELPER(redf32)(CPUM68KState *env, FPReg *val)
c88f8107 64{
f83311e4 65 return floatx80_to_float32(val->d, &env->fp_status);
c88f8107
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66}
67
f83311e4 68void HELPER(exts32)(CPUM68KState *env, FPReg *res, int32_t val)
c88f8107 69{
f83311e4 70 res->d = int32_to_floatx80(val, &env->fp_status);
c88f8107
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71}
72
f83311e4 73void HELPER(extf32)(CPUM68KState *env, FPReg *res, float32 val)
c88f8107 74{
f83311e4 75 res->d = float32_to_floatx80(val, &env->fp_status);
c88f8107
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76}
77
f83311e4 78void HELPER(extf64)(CPUM68KState *env, FPReg *res, float64 val)
c88f8107 79{
f83311e4 80 res->d = float64_to_floatx80(val, &env->fp_status);
c88f8107
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81}
82
f83311e4 83float64 HELPER(redf64)(CPUM68KState *env, FPReg *val)
c88f8107 84{
f83311e4 85 return floatx80_to_float64(val->d, &env->fp_status);
c88f8107
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86}
87
f83311e4 88void HELPER(firound)(CPUM68KState *env, FPReg *res, FPReg *val)
c88f8107 89{
f83311e4 90 res->d = floatx80_round_to_int(val->d, &env->fp_status);
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91}
92
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93static void m68k_restore_precision_mode(CPUM68KState *env)
94{
95 switch (env->fpcr & FPCR_PREC_MASK) {
96 case FPCR_PREC_X: /* extended */
8da5f1db 97 set_floatx80_rounding_precision(floatx80_precision_x, &env->fp_status);
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98 break;
99 case FPCR_PREC_S: /* single */
8da5f1db 100 set_floatx80_rounding_precision(floatx80_precision_s, &env->fp_status);
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101 break;
102 case FPCR_PREC_D: /* double */
8da5f1db 103 set_floatx80_rounding_precision(floatx80_precision_d, &env->fp_status);
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104 break;
105 case FPCR_PREC_U: /* undefined */
106 default:
107 break;
108 }
109}
110
111static void cf_restore_precision_mode(CPUM68KState *env)
112{
113 if (env->fpcr & FPCR_PREC_S) { /* single */
8da5f1db 114 set_floatx80_rounding_precision(floatx80_precision_s, &env->fp_status);
ba624944 115 } else { /* double */
8da5f1db 116 set_floatx80_rounding_precision(floatx80_precision_d, &env->fp_status);
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117 }
118}
119
120static void restore_rounding_mode(CPUM68KState *env)
121{
122 switch (env->fpcr & FPCR_RND_MASK) {
123 case FPCR_RND_N: /* round to nearest */
124 set_float_rounding_mode(float_round_nearest_even, &env->fp_status);
125 break;
126 case FPCR_RND_Z: /* round to zero */
127 set_float_rounding_mode(float_round_to_zero, &env->fp_status);
128 break;
129 case FPCR_RND_M: /* round toward minus infinity */
130 set_float_rounding_mode(float_round_down, &env->fp_status);
131 break;
132 case FPCR_RND_P: /* round toward positive infinity */
133 set_float_rounding_mode(float_round_up, &env->fp_status);
134 break;
135 }
136}
137
d21f73c6 138void cpu_m68k_restore_fp_status(CPUM68KState *env)
ba624944 139{
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140 if (m68k_feature(env, M68K_FEATURE_CF_FPU)) {
141 cf_restore_precision_mode(env);
142 } else {
143 m68k_restore_precision_mode(env);
144 }
145 restore_rounding_mode(env);
146}
147
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LV
148void cpu_m68k_set_fpcr(CPUM68KState *env, uint32_t val)
149{
150 env->fpcr = val & 0xffff;
151 cpu_m68k_restore_fp_status(env);
152}
153
f83311e4 154void HELPER(fitrunc)(CPUM68KState *env, FPReg *res, FPReg *val)
c88f8107 155{
3dede407 156 FloatRoundMode rounding_mode = get_float_rounding_mode(&env->fp_status);
ba624944 157 set_float_rounding_mode(float_round_to_zero, &env->fp_status);
f83311e4 158 res->d = floatx80_round_to_int(val->d, &env->fp_status);
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159 set_float_rounding_mode(rounding_mode, &env->fp_status);
160}
161
162void HELPER(set_fpcr)(CPUM68KState *env, uint32_t val)
163{
164 cpu_m68k_set_fpcr(env, val);
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165}
166
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167#define PREC_BEGIN(prec) \
168 do { \
8da5f1db
RH
169 FloatX80RoundPrec old = \
170 get_floatx80_rounding_precision(&env->fp_status); \
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171 set_floatx80_rounding_precision(prec, &env->fp_status) \
172
173#define PREC_END() \
174 set_floatx80_rounding_precision(old, &env->fp_status); \
175 } while (0)
176
77bdb229
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177void HELPER(fsround)(CPUM68KState *env, FPReg *res, FPReg *val)
178{
8da5f1db 179 PREC_BEGIN(floatx80_precision_s);
77bdb229
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180 res->d = floatx80_round(val->d, &env->fp_status);
181 PREC_END();
182}
183
184void HELPER(fdround)(CPUM68KState *env, FPReg *res, FPReg *val)
185{
8da5f1db 186 PREC_BEGIN(floatx80_precision_d);
77bdb229
LV
187 res->d = floatx80_round(val->d, &env->fp_status);
188 PREC_END();
189}
190
f83311e4 191void HELPER(fsqrt)(CPUM68KState *env, FPReg *res, FPReg *val)
c88f8107 192{
f83311e4 193 res->d = floatx80_sqrt(val->d, &env->fp_status);
c88f8107
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194}
195
a51b6bc3
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196void HELPER(fssqrt)(CPUM68KState *env, FPReg *res, FPReg *val)
197{
8da5f1db 198 PREC_BEGIN(floatx80_precision_s);
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199 res->d = floatx80_sqrt(val->d, &env->fp_status);
200 PREC_END();
201}
202
203void HELPER(fdsqrt)(CPUM68KState *env, FPReg *res, FPReg *val)
204{
8da5f1db 205 PREC_BEGIN(floatx80_precision_d);
a51b6bc3
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206 res->d = floatx80_sqrt(val->d, &env->fp_status);
207 PREC_END();
208}
209
f83311e4 210void HELPER(fabs)(CPUM68KState *env, FPReg *res, FPReg *val)
c88f8107 211{
77bdb229
LV
212 res->d = floatx80_round(floatx80_abs(val->d), &env->fp_status);
213}
214
215void HELPER(fsabs)(CPUM68KState *env, FPReg *res, FPReg *val)
216{
8da5f1db 217 PREC_BEGIN(floatx80_precision_s);
77bdb229
LV
218 res->d = floatx80_round(floatx80_abs(val->d), &env->fp_status);
219 PREC_END();
220}
221
222void HELPER(fdabs)(CPUM68KState *env, FPReg *res, FPReg *val)
223{
8da5f1db 224 PREC_BEGIN(floatx80_precision_d);
77bdb229
LV
225 res->d = floatx80_round(floatx80_abs(val->d), &env->fp_status);
226 PREC_END();
227}
228
229void HELPER(fneg)(CPUM68KState *env, FPReg *res, FPReg *val)
230{
231 res->d = floatx80_round(floatx80_chs(val->d), &env->fp_status);
c88f8107
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232}
233
77bdb229 234void HELPER(fsneg)(CPUM68KState *env, FPReg *res, FPReg *val)
c88f8107 235{
8da5f1db 236 PREC_BEGIN(floatx80_precision_s);
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237 res->d = floatx80_round(floatx80_chs(val->d), &env->fp_status);
238 PREC_END();
239}
240
241void HELPER(fdneg)(CPUM68KState *env, FPReg *res, FPReg *val)
242{
8da5f1db 243 PREC_BEGIN(floatx80_precision_d);
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244 res->d = floatx80_round(floatx80_chs(val->d), &env->fp_status);
245 PREC_END();
c88f8107
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246}
247
f83311e4 248void HELPER(fadd)(CPUM68KState *env, FPReg *res, FPReg *val0, FPReg *val1)
c88f8107 249{
f83311e4 250 res->d = floatx80_add(val0->d, val1->d, &env->fp_status);
c88f8107
LV
251}
252
a51b6bc3
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253void HELPER(fsadd)(CPUM68KState *env, FPReg *res, FPReg *val0, FPReg *val1)
254{
8da5f1db 255 PREC_BEGIN(floatx80_precision_s);
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256 res->d = floatx80_add(val0->d, val1->d, &env->fp_status);
257 PREC_END();
258}
259
260void HELPER(fdadd)(CPUM68KState *env, FPReg *res, FPReg *val0, FPReg *val1)
261{
8da5f1db 262 PREC_BEGIN(floatx80_precision_d);
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263 res->d = floatx80_add(val0->d, val1->d, &env->fp_status);
264 PREC_END();
265}
266
f83311e4 267void HELPER(fsub)(CPUM68KState *env, FPReg *res, FPReg *val0, FPReg *val1)
c88f8107 268{
f83311e4 269 res->d = floatx80_sub(val1->d, val0->d, &env->fp_status);
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LV
270}
271
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272void HELPER(fssub)(CPUM68KState *env, FPReg *res, FPReg *val0, FPReg *val1)
273{
8da5f1db 274 PREC_BEGIN(floatx80_precision_s);
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275 res->d = floatx80_sub(val1->d, val0->d, &env->fp_status);
276 PREC_END();
277}
278
279void HELPER(fdsub)(CPUM68KState *env, FPReg *res, FPReg *val0, FPReg *val1)
280{
8da5f1db 281 PREC_BEGIN(floatx80_precision_d);
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282 res->d = floatx80_sub(val1->d, val0->d, &env->fp_status);
283 PREC_END();
284}
285
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286void HELPER(fmul)(CPUM68KState *env, FPReg *res, FPReg *val0, FPReg *val1)
287{
288 res->d = floatx80_mul(val0->d, val1->d, &env->fp_status);
289}
290
a51b6bc3
LV
291void HELPER(fsmul)(CPUM68KState *env, FPReg *res, FPReg *val0, FPReg *val1)
292{
8da5f1db 293 PREC_BEGIN(floatx80_precision_s);
a51b6bc3
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294 res->d = floatx80_mul(val0->d, val1->d, &env->fp_status);
295 PREC_END();
296}
297
298void HELPER(fdmul)(CPUM68KState *env, FPReg *res, FPReg *val0, FPReg *val1)
299{
8da5f1db 300 PREC_BEGIN(floatx80_precision_d);
a51b6bc3
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301 res->d = floatx80_mul(val0->d, val1->d, &env->fp_status);
302 PREC_END();
303}
304
2f77995c
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305void HELPER(fsglmul)(CPUM68KState *env, FPReg *res, FPReg *val0, FPReg *val1)
306{
3dede407 307 FloatRoundMode rounding_mode = get_float_rounding_mode(&env->fp_status);
2f77995c
LV
308 floatx80 a, b;
309
8da5f1db 310 PREC_BEGIN(floatx80_precision_s);
2f77995c
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311 set_float_rounding_mode(float_round_to_zero, &env->fp_status);
312 a = floatx80_round(val0->d, &env->fp_status);
313 b = floatx80_round(val1->d, &env->fp_status);
314 set_float_rounding_mode(rounding_mode, &env->fp_status);
315 res->d = floatx80_mul(a, b, &env->fp_status);
316 PREC_END();
317}
318
f83311e4
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319void HELPER(fdiv)(CPUM68KState *env, FPReg *res, FPReg *val0, FPReg *val1)
320{
321 res->d = floatx80_div(val1->d, val0->d, &env->fp_status);
322}
323
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324void HELPER(fsdiv)(CPUM68KState *env, FPReg *res, FPReg *val0, FPReg *val1)
325{
8da5f1db 326 PREC_BEGIN(floatx80_precision_s);
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327 res->d = floatx80_div(val1->d, val0->d, &env->fp_status);
328 PREC_END();
329}
330
331void HELPER(fddiv)(CPUM68KState *env, FPReg *res, FPReg *val0, FPReg *val1)
332{
8da5f1db 333 PREC_BEGIN(floatx80_precision_d);
a51b6bc3
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334 res->d = floatx80_div(val1->d, val0->d, &env->fp_status);
335 PREC_END();
336}
337
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338void HELPER(fsgldiv)(CPUM68KState *env, FPReg *res, FPReg *val0, FPReg *val1)
339{
3dede407 340 FloatRoundMode rounding_mode = get_float_rounding_mode(&env->fp_status);
2f77995c
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341 floatx80 a, b;
342
8da5f1db 343 PREC_BEGIN(floatx80_precision_s);
2f77995c
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344 set_float_rounding_mode(float_round_to_zero, &env->fp_status);
345 a = floatx80_round(val1->d, &env->fp_status);
346 b = floatx80_round(val0->d, &env->fp_status);
347 set_float_rounding_mode(rounding_mode, &env->fp_status);
348 res->d = floatx80_div(a, b, &env->fp_status);
349 PREC_END();
350}
351
d8ca9712 352static int float_comp_to_cc(FloatRelation float_compare)
ba624944
LV
353{
354 switch (float_compare) {
355 case float_relation_equal:
356 return FPSR_CC_Z;
357 case float_relation_less:
358 return FPSR_CC_N;
359 case float_relation_unordered:
360 return FPSR_CC_A;
361 case float_relation_greater:
362 return 0;
363 default:
364 g_assert_not_reached();
c88f8107 365 }
c88f8107
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366}
367
ba624944 368void HELPER(fcmp)(CPUM68KState *env, FPReg *val0, FPReg *val1)
c88f8107 369{
d8ca9712 370 FloatRelation float_compare;
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371
372 float_compare = floatx80_compare(val1->d, val0->d, &env->fp_status);
373 env->fpsr = (env->fpsr & ~FPSR_CC_MASK) | float_comp_to_cc(float_compare);
374}
375
376void HELPER(ftst)(CPUM68KState *env, FPReg *val)
377{
378 uint32_t cc = 0;
379
380 if (floatx80_is_neg(val->d)) {
381 cc |= FPSR_CC_N;
382 }
383
384 if (floatx80_is_any_nan(val->d)) {
385 cc |= FPSR_CC_A;
386 } else if (floatx80_is_infinity(val->d)) {
387 cc |= FPSR_CC_I;
388 } else if (floatx80_is_zero(val->d)) {
389 cc |= FPSR_CC_Z;
390 }
391 env->fpsr = (env->fpsr & ~FPSR_CC_MASK) | cc;
c88f8107 392}
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393
394void HELPER(fconst)(CPUM68KState *env, FPReg *val, uint32_t offset)
395{
396 val->d = fpu_rom[offset];
397}
a1e58ddc
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398
399typedef int (*float_access)(CPUM68KState *env, uint32_t addr, FPReg *fp,
400 uintptr_t ra);
401
402static uint32_t fmovem_predec(CPUM68KState *env, uint32_t addr, uint32_t mask,
198d7003 403 float_access access_fn)
a1e58ddc
LV
404{
405 uintptr_t ra = GETPC();
406 int i, size;
407
408 for (i = 7; i >= 0; i--, mask <<= 1) {
409 if (mask & 0x80) {
198d7003 410 size = access_fn(env, addr, &env->fregs[i], ra);
a1e58ddc
LV
411 if ((mask & 0xff) != 0x80) {
412 addr -= size;
413 }
414 }
415 }
416
417 return addr;
418}
419
420static uint32_t fmovem_postinc(CPUM68KState *env, uint32_t addr, uint32_t mask,
198d7003 421 float_access access_fn)
a1e58ddc
LV
422{
423 uintptr_t ra = GETPC();
424 int i, size;
425
426 for (i = 0; i < 8; i++, mask <<= 1) {
427 if (mask & 0x80) {
198d7003 428 size = access_fn(env, addr, &env->fregs[i], ra);
a1e58ddc
LV
429 addr += size;
430 }
431 }
432
433 return addr;
434}
435
436static int cpu_ld_floatx80_ra(CPUM68KState *env, uint32_t addr, FPReg *fp,
437 uintptr_t ra)
438{
439 uint32_t high;
440 uint64_t low;
441
442 high = cpu_ldl_data_ra(env, addr, ra);
443 low = cpu_ldq_data_ra(env, addr + 4, ra);
444
445 fp->l.upper = high >> 16;
446 fp->l.lower = low;
447
448 return 12;
449}
450
451static int cpu_st_floatx80_ra(CPUM68KState *env, uint32_t addr, FPReg *fp,
452 uintptr_t ra)
453{
454 cpu_stl_data_ra(env, addr, fp->l.upper << 16, ra);
455 cpu_stq_data_ra(env, addr + 4, fp->l.lower, ra);
456
457 return 12;
458}
459
460static int cpu_ld_float64_ra(CPUM68KState *env, uint32_t addr, FPReg *fp,
461 uintptr_t ra)
462{
463 uint64_t val;
464
465 val = cpu_ldq_data_ra(env, addr, ra);
466 fp->d = float64_to_floatx80(*(float64 *)&val, &env->fp_status);
467
468 return 8;
469}
470
471static int cpu_st_float64_ra(CPUM68KState *env, uint32_t addr, FPReg *fp,
472 uintptr_t ra)
473{
474 float64 val;
475
476 val = floatx80_to_float64(fp->d, &env->fp_status);
477 cpu_stq_data_ra(env, addr, *(uint64_t *)&val, ra);
478
479 return 8;
480}
481
482uint32_t HELPER(fmovemx_st_predec)(CPUM68KState *env, uint32_t addr,
483 uint32_t mask)
484{
485 return fmovem_predec(env, addr, mask, cpu_st_floatx80_ra);
486}
487
488uint32_t HELPER(fmovemx_st_postinc)(CPUM68KState *env, uint32_t addr,
489 uint32_t mask)
490{
491 return fmovem_postinc(env, addr, mask, cpu_st_floatx80_ra);
492}
493
494uint32_t HELPER(fmovemx_ld_postinc)(CPUM68KState *env, uint32_t addr,
495 uint32_t mask)
496{
497 return fmovem_postinc(env, addr, mask, cpu_ld_floatx80_ra);
498}
499
500uint32_t HELPER(fmovemd_st_predec)(CPUM68KState *env, uint32_t addr,
501 uint32_t mask)
502{
503 return fmovem_predec(env, addr, mask, cpu_st_float64_ra);
504}
505
506uint32_t HELPER(fmovemd_st_postinc)(CPUM68KState *env, uint32_t addr,
507 uint32_t mask)
508{
509 return fmovem_postinc(env, addr, mask, cpu_st_float64_ra);
510}
511
512uint32_t HELPER(fmovemd_ld_postinc)(CPUM68KState *env, uint32_t addr,
513 uint32_t mask)
514{
515 return fmovem_postinc(env, addr, mask, cpu_ld_float64_ra);
516}
591596b7 517
60b598df 518static void make_quotient(CPUM68KState *env, int sign, uint32_t quotient)
591596b7 519{
591596b7
LV
520 quotient = (sign << 7) | (quotient & 0x7f);
521 env->fpsr = (env->fpsr & ~FPSR_QT_MASK) | (quotient << FPSR_QT_SHIFT);
522}
523
524void HELPER(fmod)(CPUM68KState *env, FPReg *res, FPReg *val0, FPReg *val1)
525{
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MCA
526 uint64_t quotient;
527 int sign = extractFloatx80Sign(val1->d) ^ extractFloatx80Sign(val0->d);
60b598df 528
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MCA
529 res->d = floatx80_modrem(val1->d, val0->d, true, &quotient,
530 &env->fp_status);
591596b7 531
3ec21437
MCA
532 if (floatx80_is_any_nan(res->d)) {
533 return;
534 }
535
60b598df 536 make_quotient(env, sign, quotient);
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LV
537}
538
539void HELPER(frem)(CPUM68KState *env, FPReg *res, FPReg *val0, FPReg *val1)
540{
1a282f60
MCA
541 FPReg fp_quot;
542 floatx80 fp_rem;
543
544 fp_rem = floatx80_rem(val1->d, val0->d, &env->fp_status);
545 if (!floatx80_is_any_nan(fp_rem)) {
546 float_status fp_status = { };
547 uint32_t quotient;
548 int sign;
549
550 /* Calculate quotient directly using round to nearest mode */
551 set_float_rounding_mode(float_round_nearest_even, &fp_status);
552 set_floatx80_rounding_precision(
553 get_floatx80_rounding_precision(&env->fp_status), &fp_status);
554 fp_quot.d = floatx80_div(val1->d, val0->d, &fp_status);
555
556 sign = extractFloatx80Sign(fp_quot.d);
557 quotient = floatx80_to_int32(floatx80_abs(fp_quot.d), &env->fp_status);
558 make_quotient(env, sign, quotient);
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MCA
559 }
560
1a282f60 561 res->d = fp_rem;
591596b7 562}
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LV
563
564void HELPER(fgetexp)(CPUM68KState *env, FPReg *res, FPReg *val)
565{
566 res->d = floatx80_getexp(val->d, &env->fp_status);
567}
568
569void HELPER(fgetman)(CPUM68KState *env, FPReg *res, FPReg *val)
570{
571 res->d = floatx80_getman(val->d, &env->fp_status);
572}
573
574void HELPER(fscale)(CPUM68KState *env, FPReg *res, FPReg *val0, FPReg *val1)
575{
576 res->d = floatx80_scale(val1->d, val0->d, &env->fp_status);
577}
4b5c65b8
LV
578
579void HELPER(flognp1)(CPUM68KState *env, FPReg *res, FPReg *val)
580{
581 res->d = floatx80_lognp1(val->d, &env->fp_status);
582}
50067bd1
LV
583
584void HELPER(flogn)(CPUM68KState *env, FPReg *res, FPReg *val)
585{
586 res->d = floatx80_logn(val->d, &env->fp_status);
587}
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LV
588
589void HELPER(flog10)(CPUM68KState *env, FPReg *res, FPReg *val)
590{
591 res->d = floatx80_log10(val->d, &env->fp_status);
592}
67b453ed
LV
593
594void HELPER(flog2)(CPUM68KState *env, FPReg *res, FPReg *val)
595{
596 res->d = floatx80_log2(val->d, &env->fp_status);
597}
40ad0873
LV
598
599void HELPER(fetox)(CPUM68KState *env, FPReg *res, FPReg *val)
600{
601 res->d = floatx80_etox(val->d, &env->fp_status);
602}
068f1615
LV
603
604void HELPER(ftwotox)(CPUM68KState *env, FPReg *res, FPReg *val)
605{
606 res->d = floatx80_twotox(val->d, &env->fp_status);
607}
6c25be6e
LV
608
609void HELPER(ftentox)(CPUM68KState *env, FPReg *res, FPReg *val)
610{
611 res->d = floatx80_tentox(val->d, &env->fp_status);
612}
27340180
LV
613
614void HELPER(ftan)(CPUM68KState *env, FPReg *res, FPReg *val)
615{
616 res->d = floatx80_tan(val->d, &env->fp_status);
617}
5add1ac4
LV
618
619void HELPER(fsin)(CPUM68KState *env, FPReg *res, FPReg *val)
620{
621 res->d = floatx80_sin(val->d, &env->fp_status);
622}
68d0ed37
LV
623
624void HELPER(fcos)(CPUM68KState *env, FPReg *res, FPReg *val)
625{
626 res->d = floatx80_cos(val->d, &env->fp_status);
627}
47446c9c
LV
628
629void HELPER(fsincos)(CPUM68KState *env, FPReg *res0, FPReg *res1, FPReg *val)
630{
631 floatx80 a = val->d;
808d77bc
LMP
632 /*
633 * If res0 and res1 specify the same floating-point data register,
47446c9c
LV
634 * the sine result is stored in the register, and the cosine
635 * result is discarded.
636 */
637 res1->d = floatx80_cos(a, &env->fp_status);
638 res0->d = floatx80_sin(a, &env->fp_status);
639}
8c992abc
LV
640
641void HELPER(fatan)(CPUM68KState *env, FPReg *res, FPReg *val)
642{
643 res->d = floatx80_atan(val->d, &env->fp_status);
644}
bc20b34e
LV
645
646void HELPER(fasin)(CPUM68KState *env, FPReg *res, FPReg *val)
647{
648 res->d = floatx80_asin(val->d, &env->fp_status);
649}
c84813b8
LV
650
651void HELPER(facos)(CPUM68KState *env, FPReg *res, FPReg *val)
652{
653 res->d = floatx80_acos(val->d, &env->fp_status);
654}
e3655afa
LV
655
656void HELPER(fatanh)(CPUM68KState *env, FPReg *res, FPReg *val)
657{
658 res->d = floatx80_atanh(val->d, &env->fp_status);
659}
9937b029 660
250b1da3
LV
661void HELPER(fetoxm1)(CPUM68KState *env, FPReg *res, FPReg *val)
662{
663 res->d = floatx80_etoxm1(val->d, &env->fp_status);
664}
665
9937b029
LV
666void HELPER(ftanh)(CPUM68KState *env, FPReg *res, FPReg *val)
667{
668 res->d = floatx80_tanh(val->d, &env->fp_status);
669}
eee6b892
LV
670
671void HELPER(fsinh)(CPUM68KState *env, FPReg *res, FPReg *val)
672{
673 res->d = floatx80_sinh(val->d, &env->fp_status);
674}
02f9124e
LV
675
676void HELPER(fcosh)(CPUM68KState *env, FPReg *res, FPReg *val)
677{
678 res->d = floatx80_cosh(val->d, &env->fp_status);
679}