root / target-ppc / op_helper.c @ f9fdea6b
History | View | Annotate | Download (58.1 kB)
1 | 9a64fbe4 | bellard | /*
|
---|---|---|---|
2 | 3fc6c082 | bellard | * PowerPC emulation helpers for qemu.
|
3 | 5fafdf24 | ths | *
|
4 | 76a66253 | j_mayer | * Copyright (c) 2003-2007 Jocelyn Mayer
|
5 | 9a64fbe4 | bellard | *
|
6 | 9a64fbe4 | bellard | * This library is free software; you can redistribute it and/or
|
7 | 9a64fbe4 | bellard | * modify it under the terms of the GNU Lesser General Public
|
8 | 9a64fbe4 | bellard | * License as published by the Free Software Foundation; either
|
9 | 9a64fbe4 | bellard | * version 2 of the License, or (at your option) any later version.
|
10 | 9a64fbe4 | bellard | *
|
11 | 9a64fbe4 | bellard | * This library is distributed in the hope that it will be useful,
|
12 | 9a64fbe4 | bellard | * but WITHOUT ANY WARRANTY; without even the implied warranty of
|
13 | 9a64fbe4 | bellard | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
14 | 9a64fbe4 | bellard | * Lesser General Public License for more details.
|
15 | 9a64fbe4 | bellard | *
|
16 | 9a64fbe4 | bellard | * You should have received a copy of the GNU Lesser General Public
|
17 | 9a64fbe4 | bellard | * License along with this library; if not, write to the Free Software
|
18 | 9a64fbe4 | bellard | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
|
19 | 9a64fbe4 | bellard | */
|
20 | 9a64fbe4 | bellard | #include "exec.h" |
21 | 9a64fbe4 | bellard | |
22 | 0411a972 | j_mayer | #include "helper_regs.h" |
23 | 0487d6a8 | j_mayer | #include "op_helper.h" |
24 | 0487d6a8 | j_mayer | |
25 | 9a64fbe4 | bellard | #define MEMSUFFIX _raw
|
26 | 0487d6a8 | j_mayer | #include "op_helper.h" |
27 | 9a64fbe4 | bellard | #include "op_helper_mem.h" |
28 | a541f297 | bellard | #if !defined(CONFIG_USER_ONLY)
|
29 | 9a64fbe4 | bellard | #define MEMSUFFIX _user
|
30 | 0487d6a8 | j_mayer | #include "op_helper.h" |
31 | 9a64fbe4 | bellard | #include "op_helper_mem.h" |
32 | 9a64fbe4 | bellard | #define MEMSUFFIX _kernel
|
33 | 0487d6a8 | j_mayer | #include "op_helper.h" |
34 | 9a64fbe4 | bellard | #include "op_helper_mem.h" |
35 | 1e42b8f0 | j_mayer | #if defined(TARGET_PPC64H)
|
36 | 1e42b8f0 | j_mayer | #define MEMSUFFIX _hypv
|
37 | 1e42b8f0 | j_mayer | #include "op_helper.h" |
38 | 1e42b8f0 | j_mayer | #include "op_helper_mem.h" |
39 | 1e42b8f0 | j_mayer | #endif
|
40 | 9a64fbe4 | bellard | #endif
|
41 | 9a64fbe4 | bellard | |
42 | fdabc366 | bellard | //#define DEBUG_OP
|
43 | fdabc366 | bellard | //#define DEBUG_EXCEPTIONS
|
44 | 76a66253 | j_mayer | //#define DEBUG_SOFTWARE_TLB
|
45 | fdabc366 | bellard | |
46 | 9a64fbe4 | bellard | /*****************************************************************************/
|
47 | 9a64fbe4 | bellard | /* Exceptions processing helpers */
|
48 | 9a64fbe4 | bellard | |
49 | 9fddaa0c | bellard | void do_raise_exception_err (uint32_t exception, int error_code) |
50 | 9a64fbe4 | bellard | { |
51 | 9fddaa0c | bellard | #if 0
|
52 | 9fddaa0c | bellard | printf("Raise exception %3x code : %d\n", exception, error_code);
|
53 | 9fddaa0c | bellard | #endif
|
54 | 9fddaa0c | bellard | switch (exception) {
|
55 | e1833e1f | j_mayer | case POWERPC_EXCP_PROGRAM:
|
56 | e1833e1f | j_mayer | if (error_code == POWERPC_EXCP_FP && msr_fe0 == 0 && msr_fe1 == 0) |
57 | 76a66253 | j_mayer | return;
|
58 | 76a66253 | j_mayer | break;
|
59 | 9fddaa0c | bellard | default:
|
60 | 76a66253 | j_mayer | break;
|
61 | 76a66253 | j_mayer | } |
62 | 9fddaa0c | bellard | env->exception_index = exception; |
63 | 9fddaa0c | bellard | env->error_code = error_code; |
64 | 76a66253 | j_mayer | cpu_loop_exit(); |
65 | 76a66253 | j_mayer | } |
66 | 9fddaa0c | bellard | |
67 | 9fddaa0c | bellard | void do_raise_exception (uint32_t exception)
|
68 | 9fddaa0c | bellard | { |
69 | 9fddaa0c | bellard | do_raise_exception_err(exception, 0);
|
70 | 9a64fbe4 | bellard | } |
71 | 9a64fbe4 | bellard | |
72 | a496775f | j_mayer | void cpu_dump_EA (target_ulong EA);
|
73 | a496775f | j_mayer | void do_print_mem_EA (target_ulong EA)
|
74 | a496775f | j_mayer | { |
75 | a496775f | j_mayer | cpu_dump_EA(EA); |
76 | a496775f | j_mayer | } |
77 | a496775f | j_mayer | |
78 | 9a64fbe4 | bellard | /*****************************************************************************/
|
79 | 76a66253 | j_mayer | /* Registers load and stores */
|
80 | 76a66253 | j_mayer | void do_load_cr (void) |
81 | 76a66253 | j_mayer | { |
82 | 76a66253 | j_mayer | T0 = (env->crf[0] << 28) | |
83 | 76a66253 | j_mayer | (env->crf[1] << 24) | |
84 | 76a66253 | j_mayer | (env->crf[2] << 20) | |
85 | 76a66253 | j_mayer | (env->crf[3] << 16) | |
86 | 76a66253 | j_mayer | (env->crf[4] << 12) | |
87 | 76a66253 | j_mayer | (env->crf[5] << 8) | |
88 | 76a66253 | j_mayer | (env->crf[6] << 4) | |
89 | 76a66253 | j_mayer | (env->crf[7] << 0); |
90 | 76a66253 | j_mayer | } |
91 | 76a66253 | j_mayer | |
92 | 76a66253 | j_mayer | void do_store_cr (uint32_t mask)
|
93 | 76a66253 | j_mayer | { |
94 | 76a66253 | j_mayer | int i, sh;
|
95 | 76a66253 | j_mayer | |
96 | 36081602 | j_mayer | for (i = 0, sh = 7; i < 8; i++, sh--) { |
97 | 76a66253 | j_mayer | if (mask & (1 << sh)) |
98 | 76a66253 | j_mayer | env->crf[i] = (T0 >> (sh * 4)) & 0xFUL; |
99 | 76a66253 | j_mayer | } |
100 | 76a66253 | j_mayer | } |
101 | 76a66253 | j_mayer | |
102 | c80f84e3 | j_mayer | #if defined(TARGET_PPC64)
|
103 | c80f84e3 | j_mayer | void do_store_pri (int prio) |
104 | c80f84e3 | j_mayer | { |
105 | c80f84e3 | j_mayer | env->spr[SPR_PPR] &= ~0x001C000000000000ULL;
|
106 | c80f84e3 | j_mayer | env->spr[SPR_PPR] |= ((uint64_t)prio & 0x7) << 50; |
107 | c80f84e3 | j_mayer | } |
108 | c80f84e3 | j_mayer | #endif
|
109 | c80f84e3 | j_mayer | |
110 | 76a66253 | j_mayer | void do_load_fpscr (void) |
111 | 76a66253 | j_mayer | { |
112 | 76a66253 | j_mayer | /* The 32 MSB of the target fpr are undefined.
|
113 | 76a66253 | j_mayer | * They'll be zero...
|
114 | 76a66253 | j_mayer | */
|
115 | 76a66253 | j_mayer | union {
|
116 | 76a66253 | j_mayer | float64 d; |
117 | 76a66253 | j_mayer | struct {
|
118 | 76a66253 | j_mayer | uint32_t u[2];
|
119 | 76a66253 | j_mayer | } s; |
120 | 76a66253 | j_mayer | } u; |
121 | 76a66253 | j_mayer | int i;
|
122 | 76a66253 | j_mayer | |
123 | d9bce9d9 | j_mayer | #if defined(WORDS_BIGENDIAN)
|
124 | 76a66253 | j_mayer | #define WORD0 0 |
125 | 76a66253 | j_mayer | #define WORD1 1 |
126 | 76a66253 | j_mayer | #else
|
127 | 76a66253 | j_mayer | #define WORD0 1 |
128 | 76a66253 | j_mayer | #define WORD1 0 |
129 | 76a66253 | j_mayer | #endif
|
130 | 76a66253 | j_mayer | u.s.u[WORD0] = 0;
|
131 | 76a66253 | j_mayer | u.s.u[WORD1] = 0;
|
132 | 76a66253 | j_mayer | for (i = 0; i < 8; i++) |
133 | 76a66253 | j_mayer | u.s.u[WORD1] |= env->fpscr[i] << (4 * i);
|
134 | 76a66253 | j_mayer | FT0 = u.d; |
135 | 76a66253 | j_mayer | } |
136 | 76a66253 | j_mayer | |
137 | 76a66253 | j_mayer | void do_store_fpscr (uint32_t mask)
|
138 | 76a66253 | j_mayer | { |
139 | 76a66253 | j_mayer | /*
|
140 | 76a66253 | j_mayer | * We use only the 32 LSB of the incoming fpr
|
141 | 76a66253 | j_mayer | */
|
142 | 76a66253 | j_mayer | union {
|
143 | 76a66253 | j_mayer | double d;
|
144 | 76a66253 | j_mayer | struct {
|
145 | 76a66253 | j_mayer | uint32_t u[2];
|
146 | 76a66253 | j_mayer | } s; |
147 | 76a66253 | j_mayer | } u; |
148 | 76a66253 | j_mayer | int i, rnd_type;
|
149 | 76a66253 | j_mayer | |
150 | 76a66253 | j_mayer | u.d = FT0; |
151 | 76a66253 | j_mayer | if (mask & 0x80) |
152 | 76a66253 | j_mayer | env->fpscr[0] = (env->fpscr[0] & 0x9) | ((u.s.u[WORD1] >> 28) & ~0x9); |
153 | 76a66253 | j_mayer | for (i = 1; i < 7; i++) { |
154 | 76a66253 | j_mayer | if (mask & (1 << (7 - i))) |
155 | 76a66253 | j_mayer | env->fpscr[i] = (u.s.u[WORD1] >> (4 * (7 - i))) & 0xF; |
156 | 76a66253 | j_mayer | } |
157 | 76a66253 | j_mayer | /* TODO: update FEX & VX */
|
158 | 76a66253 | j_mayer | /* Set rounding mode */
|
159 | 76a66253 | j_mayer | switch (env->fpscr[0] & 0x3) { |
160 | 76a66253 | j_mayer | case 0: |
161 | 76a66253 | j_mayer | /* Best approximation (round to nearest) */
|
162 | 76a66253 | j_mayer | rnd_type = float_round_nearest_even; |
163 | 76a66253 | j_mayer | break;
|
164 | 76a66253 | j_mayer | case 1: |
165 | 76a66253 | j_mayer | /* Smaller magnitude (round toward zero) */
|
166 | 76a66253 | j_mayer | rnd_type = float_round_to_zero; |
167 | 76a66253 | j_mayer | break;
|
168 | 76a66253 | j_mayer | case 2: |
169 | 76a66253 | j_mayer | /* Round toward +infinite */
|
170 | 76a66253 | j_mayer | rnd_type = float_round_up; |
171 | 76a66253 | j_mayer | break;
|
172 | 76a66253 | j_mayer | default:
|
173 | 76a66253 | j_mayer | case 3: |
174 | 76a66253 | j_mayer | /* Round toward -infinite */
|
175 | 76a66253 | j_mayer | rnd_type = float_round_down; |
176 | 76a66253 | j_mayer | break;
|
177 | 76a66253 | j_mayer | } |
178 | 76a66253 | j_mayer | set_float_rounding_mode(rnd_type, &env->fp_status); |
179 | 76a66253 | j_mayer | } |
180 | 76a66253 | j_mayer | |
181 | a496775f | j_mayer | target_ulong ppc_load_dump_spr (int sprn)
|
182 | a496775f | j_mayer | { |
183 | 6b80055d | j_mayer | if (loglevel != 0) { |
184 | a496775f | j_mayer | fprintf(logfile, "Read SPR %d %03x => " ADDRX "\n", |
185 | a496775f | j_mayer | sprn, sprn, env->spr[sprn]); |
186 | a496775f | j_mayer | } |
187 | a496775f | j_mayer | |
188 | a496775f | j_mayer | return env->spr[sprn];
|
189 | a496775f | j_mayer | } |
190 | a496775f | j_mayer | |
191 | a496775f | j_mayer | void ppc_store_dump_spr (int sprn, target_ulong val) |
192 | a496775f | j_mayer | { |
193 | 6b80055d | j_mayer | if (loglevel != 0) { |
194 | a496775f | j_mayer | fprintf(logfile, "Write SPR %d %03x => " ADDRX " <= " ADDRX "\n", |
195 | a496775f | j_mayer | sprn, sprn, env->spr[sprn], val); |
196 | a496775f | j_mayer | } |
197 | a496775f | j_mayer | env->spr[sprn] = val; |
198 | a496775f | j_mayer | } |
199 | a496775f | j_mayer | |
200 | 76a66253 | j_mayer | /*****************************************************************************/
|
201 | fdabc366 | bellard | /* Fixed point operations helpers */
|
202 | fdabc366 | bellard | void do_adde (void) |
203 | fdabc366 | bellard | { |
204 | fdabc366 | bellard | T2 = T0; |
205 | fdabc366 | bellard | T0 += T1 + xer_ca; |
206 | d9bce9d9 | j_mayer | if (likely(!((uint32_t)T0 < (uint32_t)T2 ||
|
207 | d9bce9d9 | j_mayer | (xer_ca == 1 && (uint32_t)T0 == (uint32_t)T2)))) {
|
208 | fdabc366 | bellard | xer_ca = 0;
|
209 | fdabc366 | bellard | } else {
|
210 | fdabc366 | bellard | xer_ca = 1;
|
211 | fdabc366 | bellard | } |
212 | fdabc366 | bellard | } |
213 | fdabc366 | bellard | |
214 | d9bce9d9 | j_mayer | #if defined(TARGET_PPC64)
|
215 | d9bce9d9 | j_mayer | void do_adde_64 (void) |
216 | fdabc366 | bellard | { |
217 | fdabc366 | bellard | T2 = T0; |
218 | fdabc366 | bellard | T0 += T1 + xer_ca; |
219 | d9bce9d9 | j_mayer | if (likely(!((uint64_t)T0 < (uint64_t)T2 ||
|
220 | d9bce9d9 | j_mayer | (xer_ca == 1 && (uint64_t)T0 == (uint64_t)T2)))) {
|
221 | fdabc366 | bellard | xer_ca = 0;
|
222 | fdabc366 | bellard | } else {
|
223 | fdabc366 | bellard | xer_ca = 1;
|
224 | fdabc366 | bellard | } |
225 | fdabc366 | bellard | } |
226 | d9bce9d9 | j_mayer | #endif
|
227 | fdabc366 | bellard | |
228 | fdabc366 | bellard | void do_addmeo (void) |
229 | fdabc366 | bellard | { |
230 | fdabc366 | bellard | T1 = T0; |
231 | fdabc366 | bellard | T0 += xer_ca + (-1);
|
232 | d9bce9d9 | j_mayer | if (likely(!((uint32_t)T1 &
|
233 | d9bce9d9 | j_mayer | ((uint32_t)T1 ^ (uint32_t)T0) & (1UL << 31)))) { |
234 | fdabc366 | bellard | xer_ov = 0;
|
235 | fdabc366 | bellard | } else {
|
236 | fdabc366 | bellard | xer_ov = 1;
|
237 | 966439a6 | j_mayer | xer_so = 1;
|
238 | fdabc366 | bellard | } |
239 | fdabc366 | bellard | if (likely(T1 != 0)) |
240 | fdabc366 | bellard | xer_ca = 1;
|
241 | fdabc366 | bellard | } |
242 | fdabc366 | bellard | |
243 | d9bce9d9 | j_mayer | #if defined(TARGET_PPC64)
|
244 | d9bce9d9 | j_mayer | void do_addmeo_64 (void) |
245 | fdabc366 | bellard | { |
246 | fdabc366 | bellard | T1 = T0; |
247 | d9bce9d9 | j_mayer | T0 += xer_ca + (-1);
|
248 | d9bce9d9 | j_mayer | if (likely(!((uint64_t)T1 &
|
249 | d9bce9d9 | j_mayer | ((uint64_t)T1 ^ (uint64_t)T0) & (1ULL << 63)))) { |
250 | fdabc366 | bellard | xer_ov = 0;
|
251 | fdabc366 | bellard | } else {
|
252 | fdabc366 | bellard | xer_ov = 1;
|
253 | 966439a6 | j_mayer | xer_so = 1;
|
254 | fdabc366 | bellard | } |
255 | d9bce9d9 | j_mayer | if (likely(T1 != 0)) |
256 | fdabc366 | bellard | xer_ca = 1;
|
257 | fdabc366 | bellard | } |
258 | d9bce9d9 | j_mayer | #endif
|
259 | fdabc366 | bellard | |
260 | fdabc366 | bellard | void do_divwo (void) |
261 | fdabc366 | bellard | { |
262 | d9bce9d9 | j_mayer | if (likely(!(((int32_t)T0 == INT32_MIN && (int32_t)T1 == -1) || |
263 | d9bce9d9 | j_mayer | (int32_t)T1 == 0))) {
|
264 | fdabc366 | bellard | xer_ov = 0;
|
265 | d9bce9d9 | j_mayer | T0 = (int32_t)T0 / (int32_t)T1; |
266 | fdabc366 | bellard | } else {
|
267 | fdabc366 | bellard | xer_ov = 1;
|
268 | 966439a6 | j_mayer | xer_so = 1;
|
269 | fdabc366 | bellard | T0 = (-1) * ((uint32_t)T0 >> 31); |
270 | fdabc366 | bellard | } |
271 | fdabc366 | bellard | } |
272 | fdabc366 | bellard | |
273 | d9bce9d9 | j_mayer | #if defined(TARGET_PPC64)
|
274 | d9bce9d9 | j_mayer | void do_divdo (void) |
275 | d9bce9d9 | j_mayer | { |
276 | d9bce9d9 | j_mayer | if (likely(!(((int64_t)T0 == INT64_MIN && (int64_t)T1 == -1ULL) || |
277 | d9bce9d9 | j_mayer | (int64_t)T1 == 0))) {
|
278 | d9bce9d9 | j_mayer | xer_ov = 0;
|
279 | d9bce9d9 | j_mayer | T0 = (int64_t)T0 / (int64_t)T1; |
280 | d9bce9d9 | j_mayer | } else {
|
281 | d9bce9d9 | j_mayer | xer_ov = 1;
|
282 | 966439a6 | j_mayer | xer_so = 1;
|
283 | d9bce9d9 | j_mayer | T0 = (-1ULL) * ((uint64_t)T0 >> 63); |
284 | d9bce9d9 | j_mayer | } |
285 | d9bce9d9 | j_mayer | } |
286 | d9bce9d9 | j_mayer | #endif
|
287 | d9bce9d9 | j_mayer | |
288 | fdabc366 | bellard | void do_divwuo (void) |
289 | fdabc366 | bellard | { |
290 | fdabc366 | bellard | if (likely((uint32_t)T1 != 0)) { |
291 | fdabc366 | bellard | xer_ov = 0;
|
292 | fdabc366 | bellard | T0 = (uint32_t)T0 / (uint32_t)T1; |
293 | fdabc366 | bellard | } else {
|
294 | fdabc366 | bellard | xer_ov = 1;
|
295 | 966439a6 | j_mayer | xer_so = 1;
|
296 | fdabc366 | bellard | T0 = 0;
|
297 | fdabc366 | bellard | } |
298 | fdabc366 | bellard | } |
299 | fdabc366 | bellard | |
300 | d9bce9d9 | j_mayer | #if defined(TARGET_PPC64)
|
301 | d9bce9d9 | j_mayer | void do_divduo (void) |
302 | d9bce9d9 | j_mayer | { |
303 | d9bce9d9 | j_mayer | if (likely((uint64_t)T1 != 0)) { |
304 | d9bce9d9 | j_mayer | xer_ov = 0;
|
305 | d9bce9d9 | j_mayer | T0 = (uint64_t)T0 / (uint64_t)T1; |
306 | d9bce9d9 | j_mayer | } else {
|
307 | d9bce9d9 | j_mayer | xer_ov = 1;
|
308 | 966439a6 | j_mayer | xer_so = 1;
|
309 | d9bce9d9 | j_mayer | T0 = 0;
|
310 | d9bce9d9 | j_mayer | } |
311 | d9bce9d9 | j_mayer | } |
312 | d9bce9d9 | j_mayer | #endif
|
313 | d9bce9d9 | j_mayer | |
314 | fdabc366 | bellard | void do_mullwo (void) |
315 | fdabc366 | bellard | { |
316 | d9bce9d9 | j_mayer | int64_t res = (int64_t)T0 * (int64_t)T1; |
317 | fdabc366 | bellard | |
318 | fdabc366 | bellard | if (likely((int32_t)res == res)) {
|
319 | fdabc366 | bellard | xer_ov = 0;
|
320 | fdabc366 | bellard | } else {
|
321 | fdabc366 | bellard | xer_ov = 1;
|
322 | fdabc366 | bellard | xer_so = 1;
|
323 | fdabc366 | bellard | } |
324 | fdabc366 | bellard | T0 = (int32_t)res; |
325 | fdabc366 | bellard | } |
326 | fdabc366 | bellard | |
327 | d9bce9d9 | j_mayer | #if defined(TARGET_PPC64)
|
328 | d9bce9d9 | j_mayer | void do_mulldo (void) |
329 | fdabc366 | bellard | { |
330 | d9bce9d9 | j_mayer | int64_t th; |
331 | d9bce9d9 | j_mayer | uint64_t tl; |
332 | d9bce9d9 | j_mayer | |
333 | 9d901a20 | j_mayer | muls64(&tl, &th, T0, T1); |
334 | 88ad920b | j_mayer | /* If th != 0 && th != -1, then we had an overflow */
|
335 | 88ad920b | j_mayer | if (likely((th + 1) <= 1)) { |
336 | fdabc366 | bellard | xer_ov = 0;
|
337 | fdabc366 | bellard | } else {
|
338 | fdabc366 | bellard | xer_ov = 1;
|
339 | fdabc366 | bellard | xer_so = 1;
|
340 | fdabc366 | bellard | } |
341 | d9bce9d9 | j_mayer | T0 = (int64_t)tl; |
342 | fdabc366 | bellard | } |
343 | d9bce9d9 | j_mayer | #endif
|
344 | fdabc366 | bellard | |
345 | d9bce9d9 | j_mayer | void do_nego (void) |
346 | fdabc366 | bellard | { |
347 | d9bce9d9 | j_mayer | if (likely((int32_t)T0 != INT32_MIN)) {
|
348 | fdabc366 | bellard | xer_ov = 0;
|
349 | d9bce9d9 | j_mayer | T0 = -(int32_t)T0; |
350 | fdabc366 | bellard | } else {
|
351 | fdabc366 | bellard | xer_ov = 1;
|
352 | d9bce9d9 | j_mayer | xer_so = 1;
|
353 | fdabc366 | bellard | } |
354 | fdabc366 | bellard | } |
355 | fdabc366 | bellard | |
356 | d9bce9d9 | j_mayer | #if defined(TARGET_PPC64)
|
357 | d9bce9d9 | j_mayer | void do_nego_64 (void) |
358 | fdabc366 | bellard | { |
359 | d9bce9d9 | j_mayer | if (likely((int64_t)T0 != INT64_MIN)) {
|
360 | fdabc366 | bellard | xer_ov = 0;
|
361 | d9bce9d9 | j_mayer | T0 = -(int64_t)T0; |
362 | fdabc366 | bellard | } else {
|
363 | fdabc366 | bellard | xer_ov = 1;
|
364 | d9bce9d9 | j_mayer | xer_so = 1;
|
365 | fdabc366 | bellard | } |
366 | fdabc366 | bellard | } |
367 | d9bce9d9 | j_mayer | #endif
|
368 | fdabc366 | bellard | |
369 | fdabc366 | bellard | void do_subfe (void) |
370 | fdabc366 | bellard | { |
371 | fdabc366 | bellard | T0 = T1 + ~T0 + xer_ca; |
372 | d9bce9d9 | j_mayer | if (likely((uint32_t)T0 >= (uint32_t)T1 &&
|
373 | d9bce9d9 | j_mayer | (xer_ca == 0 || (uint32_t)T0 != (uint32_t)T1))) {
|
374 | fdabc366 | bellard | xer_ca = 0;
|
375 | fdabc366 | bellard | } else {
|
376 | fdabc366 | bellard | xer_ca = 1;
|
377 | fdabc366 | bellard | } |
378 | fdabc366 | bellard | } |
379 | fdabc366 | bellard | |
380 | d9bce9d9 | j_mayer | #if defined(TARGET_PPC64)
|
381 | d9bce9d9 | j_mayer | void do_subfe_64 (void) |
382 | fdabc366 | bellard | { |
383 | fdabc366 | bellard | T0 = T1 + ~T0 + xer_ca; |
384 | d9bce9d9 | j_mayer | if (likely((uint64_t)T0 >= (uint64_t)T1 &&
|
385 | d9bce9d9 | j_mayer | (xer_ca == 0 || (uint64_t)T0 != (uint64_t)T1))) {
|
386 | d9bce9d9 | j_mayer | xer_ca = 0;
|
387 | d9bce9d9 | j_mayer | } else {
|
388 | d9bce9d9 | j_mayer | xer_ca = 1;
|
389 | d9bce9d9 | j_mayer | } |
390 | d9bce9d9 | j_mayer | } |
391 | d9bce9d9 | j_mayer | #endif
|
392 | d9bce9d9 | j_mayer | |
393 | d9bce9d9 | j_mayer | void do_subfmeo (void) |
394 | d9bce9d9 | j_mayer | { |
395 | d9bce9d9 | j_mayer | T1 = T0; |
396 | d9bce9d9 | j_mayer | T0 = ~T0 + xer_ca - 1;
|
397 | d9bce9d9 | j_mayer | if (likely(!((uint32_t)~T1 & ((uint32_t)~T1 ^ (uint32_t)T0) &
|
398 | d9bce9d9 | j_mayer | (1UL << 31)))) { |
399 | fdabc366 | bellard | xer_ov = 0;
|
400 | fdabc366 | bellard | } else {
|
401 | fdabc366 | bellard | xer_ov = 1;
|
402 | 966439a6 | j_mayer | xer_so = 1;
|
403 | fdabc366 | bellard | } |
404 | d9bce9d9 | j_mayer | if (likely((uint32_t)T1 != UINT32_MAX))
|
405 | fdabc366 | bellard | xer_ca = 1;
|
406 | fdabc366 | bellard | } |
407 | fdabc366 | bellard | |
408 | d9bce9d9 | j_mayer | #if defined(TARGET_PPC64)
|
409 | d9bce9d9 | j_mayer | void do_subfmeo_64 (void) |
410 | fdabc366 | bellard | { |
411 | fdabc366 | bellard | T1 = T0; |
412 | fdabc366 | bellard | T0 = ~T0 + xer_ca - 1;
|
413 | d9bce9d9 | j_mayer | if (likely(!((uint64_t)~T1 & ((uint64_t)~T1 ^ (uint64_t)T0) &
|
414 | d9bce9d9 | j_mayer | (1ULL << 63)))) { |
415 | fdabc366 | bellard | xer_ov = 0;
|
416 | fdabc366 | bellard | } else {
|
417 | fdabc366 | bellard | xer_ov = 1;
|
418 | 966439a6 | j_mayer | xer_so = 1;
|
419 | fdabc366 | bellard | } |
420 | d9bce9d9 | j_mayer | if (likely((uint64_t)T1 != UINT64_MAX))
|
421 | fdabc366 | bellard | xer_ca = 1;
|
422 | fdabc366 | bellard | } |
423 | d9bce9d9 | j_mayer | #endif
|
424 | fdabc366 | bellard | |
425 | fdabc366 | bellard | void do_subfzeo (void) |
426 | fdabc366 | bellard | { |
427 | fdabc366 | bellard | T1 = T0; |
428 | fdabc366 | bellard | T0 = ~T0 + xer_ca; |
429 | d9bce9d9 | j_mayer | if (likely(!(((uint32_t)~T1 ^ UINT32_MAX) &
|
430 | d9bce9d9 | j_mayer | ((uint32_t)(~T1) ^ (uint32_t)T0) & (1UL << 31)))) { |
431 | fdabc366 | bellard | xer_ov = 0;
|
432 | fdabc366 | bellard | } else {
|
433 | fdabc366 | bellard | xer_ov = 1;
|
434 | fdabc366 | bellard | xer_so = 1;
|
435 | fdabc366 | bellard | } |
436 | d9bce9d9 | j_mayer | if (likely((uint32_t)T0 >= (uint32_t)~T1)) {
|
437 | fdabc366 | bellard | xer_ca = 0;
|
438 | fdabc366 | bellard | } else {
|
439 | fdabc366 | bellard | xer_ca = 1;
|
440 | fdabc366 | bellard | } |
441 | fdabc366 | bellard | } |
442 | fdabc366 | bellard | |
443 | d9bce9d9 | j_mayer | #if defined(TARGET_PPC64)
|
444 | d9bce9d9 | j_mayer | void do_subfzeo_64 (void) |
445 | d9bce9d9 | j_mayer | { |
446 | d9bce9d9 | j_mayer | T1 = T0; |
447 | d9bce9d9 | j_mayer | T0 = ~T0 + xer_ca; |
448 | d9bce9d9 | j_mayer | if (likely(!(((uint64_t)~T1 ^ UINT64_MAX) &
|
449 | d9bce9d9 | j_mayer | ((uint64_t)(~T1) ^ (uint64_t)T0) & (1ULL << 63)))) { |
450 | d9bce9d9 | j_mayer | xer_ov = 0;
|
451 | d9bce9d9 | j_mayer | } else {
|
452 | d9bce9d9 | j_mayer | xer_ov = 1;
|
453 | d9bce9d9 | j_mayer | xer_so = 1;
|
454 | d9bce9d9 | j_mayer | } |
455 | d9bce9d9 | j_mayer | if (likely((uint64_t)T0 >= (uint64_t)~T1)) {
|
456 | d9bce9d9 | j_mayer | xer_ca = 0;
|
457 | d9bce9d9 | j_mayer | } else {
|
458 | d9bce9d9 | j_mayer | xer_ca = 1;
|
459 | d9bce9d9 | j_mayer | } |
460 | d9bce9d9 | j_mayer | } |
461 | d9bce9d9 | j_mayer | #endif
|
462 | d9bce9d9 | j_mayer | |
463 | 9a64fbe4 | bellard | /* shift right arithmetic helper */
|
464 | 9a64fbe4 | bellard | void do_sraw (void) |
465 | 9a64fbe4 | bellard | { |
466 | 9a64fbe4 | bellard | int32_t ret; |
467 | 9a64fbe4 | bellard | |
468 | fdabc366 | bellard | if (likely(!(T1 & 0x20UL))) { |
469 | d9bce9d9 | j_mayer | if (likely((uint32_t)T1 != 0)) { |
470 | fdabc366 | bellard | ret = (int32_t)T0 >> (T1 & 0x1fUL);
|
471 | fdabc366 | bellard | if (likely(ret >= 0 || ((int32_t)T0 & ((1 << T1) - 1)) == 0)) { |
472 | 76a66253 | j_mayer | xer_ca = 0;
|
473 | fdabc366 | bellard | } else {
|
474 | 76a66253 | j_mayer | xer_ca = 1;
|
475 | fdabc366 | bellard | } |
476 | fdabc366 | bellard | } else {
|
477 | 76a66253 | j_mayer | ret = T0; |
478 | fdabc366 | bellard | xer_ca = 0;
|
479 | fdabc366 | bellard | } |
480 | fdabc366 | bellard | } else {
|
481 | fdabc366 | bellard | ret = (-1) * ((uint32_t)T0 >> 31); |
482 | fdabc366 | bellard | if (likely(ret >= 0 || ((uint32_t)T0 & ~0x80000000UL) == 0)) { |
483 | fdabc366 | bellard | xer_ca = 0;
|
484 | 76a66253 | j_mayer | } else {
|
485 | 9a64fbe4 | bellard | xer_ca = 1;
|
486 | 76a66253 | j_mayer | } |
487 | fdabc366 | bellard | } |
488 | 4b3686fa | bellard | T0 = ret; |
489 | 9a64fbe4 | bellard | } |
490 | 9a64fbe4 | bellard | |
491 | d9bce9d9 | j_mayer | #if defined(TARGET_PPC64)
|
492 | d9bce9d9 | j_mayer | void do_srad (void) |
493 | d9bce9d9 | j_mayer | { |
494 | d9bce9d9 | j_mayer | int64_t ret; |
495 | d9bce9d9 | j_mayer | |
496 | d9bce9d9 | j_mayer | if (likely(!(T1 & 0x40UL))) { |
497 | d9bce9d9 | j_mayer | if (likely((uint64_t)T1 != 0)) { |
498 | d9bce9d9 | j_mayer | ret = (int64_t)T0 >> (T1 & 0x3FUL);
|
499 | d9bce9d9 | j_mayer | if (likely(ret >= 0 || ((int64_t)T0 & ((1 << T1) - 1)) == 0)) { |
500 | d9bce9d9 | j_mayer | xer_ca = 0;
|
501 | d9bce9d9 | j_mayer | } else {
|
502 | d9bce9d9 | j_mayer | xer_ca = 1;
|
503 | d9bce9d9 | j_mayer | } |
504 | d9bce9d9 | j_mayer | } else {
|
505 | d9bce9d9 | j_mayer | ret = T0; |
506 | d9bce9d9 | j_mayer | xer_ca = 0;
|
507 | d9bce9d9 | j_mayer | } |
508 | d9bce9d9 | j_mayer | } else {
|
509 | d9bce9d9 | j_mayer | ret = (-1) * ((uint64_t)T0 >> 63); |
510 | d9bce9d9 | j_mayer | if (likely(ret >= 0 || ((uint64_t)T0 & ~0x8000000000000000ULL) == 0)) { |
511 | d9bce9d9 | j_mayer | xer_ca = 0;
|
512 | d9bce9d9 | j_mayer | } else {
|
513 | d9bce9d9 | j_mayer | xer_ca = 1;
|
514 | d9bce9d9 | j_mayer | } |
515 | d9bce9d9 | j_mayer | } |
516 | d9bce9d9 | j_mayer | T0 = ret; |
517 | d9bce9d9 | j_mayer | } |
518 | d9bce9d9 | j_mayer | #endif
|
519 | d9bce9d9 | j_mayer | |
520 | b068d6a7 | j_mayer | static always_inline int popcnt (uint32_t val) |
521 | d9bce9d9 | j_mayer | { |
522 | d9bce9d9 | j_mayer | int i;
|
523 | d9bce9d9 | j_mayer | |
524 | d9bce9d9 | j_mayer | for (i = 0; val != 0;) |
525 | d9bce9d9 | j_mayer | val = val ^ (val - 1);
|
526 | d9bce9d9 | j_mayer | |
527 | d9bce9d9 | j_mayer | return i;
|
528 | d9bce9d9 | j_mayer | } |
529 | d9bce9d9 | j_mayer | |
530 | d9bce9d9 | j_mayer | void do_popcntb (void) |
531 | d9bce9d9 | j_mayer | { |
532 | d9bce9d9 | j_mayer | uint32_t ret; |
533 | d9bce9d9 | j_mayer | int i;
|
534 | d9bce9d9 | j_mayer | |
535 | d9bce9d9 | j_mayer | ret = 0;
|
536 | d9bce9d9 | j_mayer | for (i = 0; i < 32; i += 8) |
537 | d9bce9d9 | j_mayer | ret |= popcnt((T0 >> i) & 0xFF) << i;
|
538 | d9bce9d9 | j_mayer | T0 = ret; |
539 | d9bce9d9 | j_mayer | } |
540 | d9bce9d9 | j_mayer | |
541 | d9bce9d9 | j_mayer | #if defined(TARGET_PPC64)
|
542 | d9bce9d9 | j_mayer | void do_popcntb_64 (void) |
543 | d9bce9d9 | j_mayer | { |
544 | d9bce9d9 | j_mayer | uint64_t ret; |
545 | d9bce9d9 | j_mayer | int i;
|
546 | d9bce9d9 | j_mayer | |
547 | d9bce9d9 | j_mayer | ret = 0;
|
548 | d9bce9d9 | j_mayer | for (i = 0; i < 64; i += 8) |
549 | d9bce9d9 | j_mayer | ret |= popcnt((T0 >> i) & 0xFF) << i;
|
550 | d9bce9d9 | j_mayer | T0 = ret; |
551 | d9bce9d9 | j_mayer | } |
552 | d9bce9d9 | j_mayer | #endif
|
553 | d9bce9d9 | j_mayer | |
554 | fdabc366 | bellard | /*****************************************************************************/
|
555 | 9a64fbe4 | bellard | /* Floating point operations helpers */
|
556 | 9a64fbe4 | bellard | void do_fctiw (void) |
557 | 9a64fbe4 | bellard | { |
558 | 9a64fbe4 | bellard | union {
|
559 | 9a64fbe4 | bellard | double d;
|
560 | 9a64fbe4 | bellard | uint64_t i; |
561 | 4ecc3190 | bellard | } p; |
562 | 9a64fbe4 | bellard | |
563 | e864cabd | j_mayer | p.i = float64_to_int32(FT0, &env->fp_status); |
564 | e864cabd | j_mayer | #if USE_PRECISE_EMULATION
|
565 | 4ecc3190 | bellard | /* XXX: higher bits are not supposed to be significant.
|
566 | 76a66253 | j_mayer | * to make tests easier, return the same as a real PowerPC 750 (aka G3)
|
567 | 4ecc3190 | bellard | */
|
568 | 4ecc3190 | bellard | p.i |= 0xFFF80000ULL << 32; |
569 | e864cabd | j_mayer | #endif
|
570 | 4ecc3190 | bellard | FT0 = p.d; |
571 | 9a64fbe4 | bellard | } |
572 | 9a64fbe4 | bellard | |
573 | 9a64fbe4 | bellard | void do_fctiwz (void) |
574 | 9a64fbe4 | bellard | { |
575 | 9a64fbe4 | bellard | union {
|
576 | 9a64fbe4 | bellard | double d;
|
577 | 9a64fbe4 | bellard | uint64_t i; |
578 | 4ecc3190 | bellard | } p; |
579 | 4ecc3190 | bellard | |
580 | e864cabd | j_mayer | p.i = float64_to_int32_round_to_zero(FT0, &env->fp_status); |
581 | e864cabd | j_mayer | #if USE_PRECISE_EMULATION
|
582 | 4ecc3190 | bellard | /* XXX: higher bits are not supposed to be significant.
|
583 | d9bce9d9 | j_mayer | * to make tests easier, return the same as a real PowerPC 750 (aka G3)
|
584 | 4ecc3190 | bellard | */
|
585 | 4ecc3190 | bellard | p.i |= 0xFFF80000ULL << 32; |
586 | e864cabd | j_mayer | #endif
|
587 | 4ecc3190 | bellard | FT0 = p.d; |
588 | 9a64fbe4 | bellard | } |
589 | 9a64fbe4 | bellard | |
590 | 426613db | j_mayer | #if defined(TARGET_PPC64)
|
591 | 426613db | j_mayer | void do_fcfid (void) |
592 | 426613db | j_mayer | { |
593 | 426613db | j_mayer | union {
|
594 | 426613db | j_mayer | double d;
|
595 | 426613db | j_mayer | uint64_t i; |
596 | 426613db | j_mayer | } p; |
597 | 426613db | j_mayer | |
598 | 426613db | j_mayer | p.d = FT0; |
599 | 426613db | j_mayer | FT0 = int64_to_float64(p.i, &env->fp_status); |
600 | 426613db | j_mayer | } |
601 | 426613db | j_mayer | |
602 | 426613db | j_mayer | void do_fctid (void) |
603 | 426613db | j_mayer | { |
604 | 426613db | j_mayer | union {
|
605 | 426613db | j_mayer | double d;
|
606 | 426613db | j_mayer | uint64_t i; |
607 | 426613db | j_mayer | } p; |
608 | 426613db | j_mayer | |
609 | 426613db | j_mayer | p.i = float64_to_int64(FT0, &env->fp_status); |
610 | 426613db | j_mayer | FT0 = p.d; |
611 | 426613db | j_mayer | } |
612 | 426613db | j_mayer | |
613 | 426613db | j_mayer | void do_fctidz (void) |
614 | 426613db | j_mayer | { |
615 | 426613db | j_mayer | union {
|
616 | 426613db | j_mayer | double d;
|
617 | 426613db | j_mayer | uint64_t i; |
618 | 426613db | j_mayer | } p; |
619 | 426613db | j_mayer | |
620 | 426613db | j_mayer | p.i = float64_to_int64_round_to_zero(FT0, &env->fp_status); |
621 | 426613db | j_mayer | FT0 = p.d; |
622 | 426613db | j_mayer | } |
623 | 426613db | j_mayer | |
624 | 426613db | j_mayer | #endif
|
625 | 426613db | j_mayer | |
626 | b068d6a7 | j_mayer | static always_inline void do_fri (int rounding_mode) |
627 | d7e4b87e | j_mayer | { |
628 | d7e4b87e | j_mayer | int curmode;
|
629 | d7e4b87e | j_mayer | |
630 | d7e4b87e | j_mayer | curmode = env->fp_status.float_rounding_mode; |
631 | d7e4b87e | j_mayer | set_float_rounding_mode(rounding_mode, &env->fp_status); |
632 | d7e4b87e | j_mayer | FT0 = float64_round_to_int(FT0, &env->fp_status); |
633 | d7e4b87e | j_mayer | set_float_rounding_mode(curmode, &env->fp_status); |
634 | d7e4b87e | j_mayer | } |
635 | d7e4b87e | j_mayer | |
636 | d7e4b87e | j_mayer | void do_frin (void) |
637 | d7e4b87e | j_mayer | { |
638 | d7e4b87e | j_mayer | do_fri(float_round_nearest_even); |
639 | d7e4b87e | j_mayer | } |
640 | d7e4b87e | j_mayer | |
641 | d7e4b87e | j_mayer | void do_friz (void) |
642 | d7e4b87e | j_mayer | { |
643 | d7e4b87e | j_mayer | do_fri(float_round_to_zero); |
644 | d7e4b87e | j_mayer | } |
645 | d7e4b87e | j_mayer | |
646 | d7e4b87e | j_mayer | void do_frip (void) |
647 | d7e4b87e | j_mayer | { |
648 | d7e4b87e | j_mayer | do_fri(float_round_up); |
649 | d7e4b87e | j_mayer | } |
650 | d7e4b87e | j_mayer | |
651 | d7e4b87e | j_mayer | void do_frim (void) |
652 | d7e4b87e | j_mayer | { |
653 | d7e4b87e | j_mayer | do_fri(float_round_down); |
654 | d7e4b87e | j_mayer | } |
655 | d7e4b87e | j_mayer | |
656 | e864cabd | j_mayer | #if USE_PRECISE_EMULATION
|
657 | e864cabd | j_mayer | void do_fmadd (void) |
658 | e864cabd | j_mayer | { |
659 | e864cabd | j_mayer | #ifdef FLOAT128
|
660 | e864cabd | j_mayer | float128 ft0_128, ft1_128; |
661 | e864cabd | j_mayer | |
662 | e864cabd | j_mayer | ft0_128 = float64_to_float128(FT0, &env->fp_status); |
663 | e864cabd | j_mayer | ft1_128 = float64_to_float128(FT1, &env->fp_status); |
664 | e864cabd | j_mayer | ft0_128 = float128_mul(ft0_128, ft1_128, &env->fp_status); |
665 | e864cabd | j_mayer | ft1_128 = float64_to_float128(FT2, &env->fp_status); |
666 | e864cabd | j_mayer | ft0_128 = float128_add(ft0_128, ft1_128, &env->fp_status); |
667 | e864cabd | j_mayer | FT0 = float128_to_float64(ft0_128, &env->fp_status); |
668 | e864cabd | j_mayer | #else
|
669 | e864cabd | j_mayer | /* This is OK on x86 hosts */
|
670 | e864cabd | j_mayer | FT0 = (FT0 * FT1) + FT2; |
671 | e864cabd | j_mayer | #endif
|
672 | e864cabd | j_mayer | } |
673 | e864cabd | j_mayer | |
674 | e864cabd | j_mayer | void do_fmsub (void) |
675 | e864cabd | j_mayer | { |
676 | e864cabd | j_mayer | #ifdef FLOAT128
|
677 | e864cabd | j_mayer | float128 ft0_128, ft1_128; |
678 | e864cabd | j_mayer | |
679 | e864cabd | j_mayer | ft0_128 = float64_to_float128(FT0, &env->fp_status); |
680 | e864cabd | j_mayer | ft1_128 = float64_to_float128(FT1, &env->fp_status); |
681 | e864cabd | j_mayer | ft0_128 = float128_mul(ft0_128, ft1_128, &env->fp_status); |
682 | e864cabd | j_mayer | ft1_128 = float64_to_float128(FT2, &env->fp_status); |
683 | e864cabd | j_mayer | ft0_128 = float128_sub(ft0_128, ft1_128, &env->fp_status); |
684 | e864cabd | j_mayer | FT0 = float128_to_float64(ft0_128, &env->fp_status); |
685 | e864cabd | j_mayer | #else
|
686 | e864cabd | j_mayer | /* This is OK on x86 hosts */
|
687 | e864cabd | j_mayer | FT0 = (FT0 * FT1) - FT2; |
688 | e864cabd | j_mayer | #endif
|
689 | e864cabd | j_mayer | } |
690 | e864cabd | j_mayer | #endif /* USE_PRECISE_EMULATION */ |
691 | e864cabd | j_mayer | |
692 | 4b3686fa | bellard | void do_fnmadd (void) |
693 | 4b3686fa | bellard | { |
694 | e864cabd | j_mayer | #if USE_PRECISE_EMULATION
|
695 | e864cabd | j_mayer | #ifdef FLOAT128
|
696 | e864cabd | j_mayer | float128 ft0_128, ft1_128; |
697 | e864cabd | j_mayer | |
698 | e864cabd | j_mayer | ft0_128 = float64_to_float128(FT0, &env->fp_status); |
699 | e864cabd | j_mayer | ft1_128 = float64_to_float128(FT1, &env->fp_status); |
700 | e864cabd | j_mayer | ft0_128 = float128_mul(ft0_128, ft1_128, &env->fp_status); |
701 | e864cabd | j_mayer | ft1_128 = float64_to_float128(FT2, &env->fp_status); |
702 | e864cabd | j_mayer | ft0_128 = float128_add(ft0_128, ft1_128, &env->fp_status); |
703 | e864cabd | j_mayer | FT0 = float128_to_float64(ft0_128, &env->fp_status); |
704 | e864cabd | j_mayer | #else
|
705 | e864cabd | j_mayer | /* This is OK on x86 hosts */
|
706 | e864cabd | j_mayer | FT0 = (FT0 * FT1) + FT2; |
707 | e864cabd | j_mayer | #endif
|
708 | e864cabd | j_mayer | #else
|
709 | fdabc366 | bellard | FT0 = float64_mul(FT0, FT1, &env->fp_status); |
710 | fdabc366 | bellard | FT0 = float64_add(FT0, FT2, &env->fp_status); |
711 | e864cabd | j_mayer | #endif
|
712 | fdabc366 | bellard | if (likely(!isnan(FT0)))
|
713 | fdabc366 | bellard | FT0 = float64_chs(FT0); |
714 | 4b3686fa | bellard | } |
715 | 4b3686fa | bellard | |
716 | 4b3686fa | bellard | void do_fnmsub (void) |
717 | 4b3686fa | bellard | { |
718 | e864cabd | j_mayer | #if USE_PRECISE_EMULATION
|
719 | e864cabd | j_mayer | #ifdef FLOAT128
|
720 | e864cabd | j_mayer | float128 ft0_128, ft1_128; |
721 | e864cabd | j_mayer | |
722 | e864cabd | j_mayer | ft0_128 = float64_to_float128(FT0, &env->fp_status); |
723 | e864cabd | j_mayer | ft1_128 = float64_to_float128(FT1, &env->fp_status); |
724 | e864cabd | j_mayer | ft0_128 = float128_mul(ft0_128, ft1_128, &env->fp_status); |
725 | e864cabd | j_mayer | ft1_128 = float64_to_float128(FT2, &env->fp_status); |
726 | e864cabd | j_mayer | ft0_128 = float128_sub(ft0_128, ft1_128, &env->fp_status); |
727 | e864cabd | j_mayer | FT0 = float128_to_float64(ft0_128, &env->fp_status); |
728 | e864cabd | j_mayer | #else
|
729 | e864cabd | j_mayer | /* This is OK on x86 hosts */
|
730 | e864cabd | j_mayer | FT0 = (FT0 * FT1) - FT2; |
731 | e864cabd | j_mayer | #endif
|
732 | e864cabd | j_mayer | #else
|
733 | fdabc366 | bellard | FT0 = float64_mul(FT0, FT1, &env->fp_status); |
734 | fdabc366 | bellard | FT0 = float64_sub(FT0, FT2, &env->fp_status); |
735 | e864cabd | j_mayer | #endif
|
736 | fdabc366 | bellard | if (likely(!isnan(FT0)))
|
737 | fdabc366 | bellard | FT0 = float64_chs(FT0); |
738 | 1ef59d0a | bellard | } |
739 | 1ef59d0a | bellard | |
740 | 9a64fbe4 | bellard | void do_fsqrt (void) |
741 | 9a64fbe4 | bellard | { |
742 | fdabc366 | bellard | FT0 = float64_sqrt(FT0, &env->fp_status); |
743 | 9a64fbe4 | bellard | } |
744 | 9a64fbe4 | bellard | |
745 | d7e4b87e | j_mayer | void do_fre (void) |
746 | d7e4b87e | j_mayer | { |
747 | d7e4b87e | j_mayer | union {
|
748 | d7e4b87e | j_mayer | double d;
|
749 | d7e4b87e | j_mayer | uint64_t i; |
750 | d7e4b87e | j_mayer | } p; |
751 | d7e4b87e | j_mayer | |
752 | d7e4b87e | j_mayer | if (likely(isnormal(FT0))) {
|
753 | d7e4b87e | j_mayer | FT0 = float64_div(1.0, FT0, &env->fp_status); |
754 | d7e4b87e | j_mayer | } else {
|
755 | d7e4b87e | j_mayer | p.d = FT0; |
756 | d7e4b87e | j_mayer | if (p.i == 0x8000000000000000ULL) { |
757 | d7e4b87e | j_mayer | p.i = 0xFFF0000000000000ULL;
|
758 | d7e4b87e | j_mayer | } else if (p.i == 0x0000000000000000ULL) { |
759 | d7e4b87e | j_mayer | p.i = 0x7FF0000000000000ULL;
|
760 | d7e4b87e | j_mayer | } else if (isnan(FT0)) { |
761 | d7e4b87e | j_mayer | p.i = 0x7FF8000000000000ULL;
|
762 | d7e4b87e | j_mayer | } else if (FT0 < 0.0) { |
763 | d7e4b87e | j_mayer | p.i = 0x8000000000000000ULL;
|
764 | d7e4b87e | j_mayer | } else {
|
765 | d7e4b87e | j_mayer | p.i = 0x0000000000000000ULL;
|
766 | d7e4b87e | j_mayer | } |
767 | d7e4b87e | j_mayer | FT0 = p.d; |
768 | d7e4b87e | j_mayer | } |
769 | d7e4b87e | j_mayer | } |
770 | d7e4b87e | j_mayer | |
771 | 9a64fbe4 | bellard | void do_fres (void) |
772 | 9a64fbe4 | bellard | { |
773 | 4ecc3190 | bellard | union {
|
774 | 4ecc3190 | bellard | double d;
|
775 | 4ecc3190 | bellard | uint64_t i; |
776 | 4ecc3190 | bellard | } p; |
777 | 4ecc3190 | bellard | |
778 | fdabc366 | bellard | if (likely(isnormal(FT0))) {
|
779 | e864cabd | j_mayer | #if USE_PRECISE_EMULATION
|
780 | e864cabd | j_mayer | FT0 = float64_div(1.0, FT0, &env->fp_status); |
781 | e864cabd | j_mayer | FT0 = float64_to_float32(FT0, &env->fp_status); |
782 | e864cabd | j_mayer | #else
|
783 | 76a66253 | j_mayer | FT0 = float32_div(1.0, FT0, &env->fp_status); |
784 | e864cabd | j_mayer | #endif
|
785 | 4ecc3190 | bellard | } else {
|
786 | 4ecc3190 | bellard | p.d = FT0; |
787 | 4ecc3190 | bellard | if (p.i == 0x8000000000000000ULL) { |
788 | 4ecc3190 | bellard | p.i = 0xFFF0000000000000ULL;
|
789 | 4ecc3190 | bellard | } else if (p.i == 0x0000000000000000ULL) { |
790 | 4ecc3190 | bellard | p.i = 0x7FF0000000000000ULL;
|
791 | 4ecc3190 | bellard | } else if (isnan(FT0)) { |
792 | 4ecc3190 | bellard | p.i = 0x7FF8000000000000ULL;
|
793 | 4ecc3190 | bellard | } else if (FT0 < 0.0) { |
794 | 4ecc3190 | bellard | p.i = 0x8000000000000000ULL;
|
795 | 4ecc3190 | bellard | } else {
|
796 | 4ecc3190 | bellard | p.i = 0x0000000000000000ULL;
|
797 | 4ecc3190 | bellard | } |
798 | 4ecc3190 | bellard | FT0 = p.d; |
799 | 4ecc3190 | bellard | } |
800 | 9a64fbe4 | bellard | } |
801 | 9a64fbe4 | bellard | |
802 | 4ecc3190 | bellard | void do_frsqrte (void) |
803 | 9a64fbe4 | bellard | { |
804 | 4ecc3190 | bellard | union {
|
805 | 4ecc3190 | bellard | double d;
|
806 | 4ecc3190 | bellard | uint64_t i; |
807 | 4ecc3190 | bellard | } p; |
808 | 4ecc3190 | bellard | |
809 | fdabc366 | bellard | if (likely(isnormal(FT0) && FT0 > 0.0)) { |
810 | fdabc366 | bellard | FT0 = float64_sqrt(FT0, &env->fp_status); |
811 | fdabc366 | bellard | FT0 = float32_div(1.0, FT0, &env->fp_status); |
812 | 4ecc3190 | bellard | } else {
|
813 | 4ecc3190 | bellard | p.d = FT0; |
814 | 4ecc3190 | bellard | if (p.i == 0x8000000000000000ULL) { |
815 | 4ecc3190 | bellard | p.i = 0xFFF0000000000000ULL;
|
816 | 4ecc3190 | bellard | } else if (p.i == 0x0000000000000000ULL) { |
817 | 4ecc3190 | bellard | p.i = 0x7FF0000000000000ULL;
|
818 | 4ecc3190 | bellard | } else if (isnan(FT0)) { |
819 | 4ecc3190 | bellard | if (!(p.i & 0x0008000000000000ULL)) |
820 | 4ecc3190 | bellard | p.i |= 0x000FFFFFFFFFFFFFULL;
|
821 | 4ecc3190 | bellard | } else if (FT0 < 0) { |
822 | 4ecc3190 | bellard | p.i = 0x7FF8000000000000ULL;
|
823 | 4ecc3190 | bellard | } else {
|
824 | 4ecc3190 | bellard | p.i = 0x0000000000000000ULL;
|
825 | 4ecc3190 | bellard | } |
826 | 4ecc3190 | bellard | FT0 = p.d; |
827 | 4ecc3190 | bellard | } |
828 | 9a64fbe4 | bellard | } |
829 | 9a64fbe4 | bellard | |
830 | 9a64fbe4 | bellard | void do_fsel (void) |
831 | 9a64fbe4 | bellard | { |
832 | 9a64fbe4 | bellard | if (FT0 >= 0) |
833 | 9a64fbe4 | bellard | FT0 = FT1; |
834 | 4ecc3190 | bellard | else
|
835 | 4ecc3190 | bellard | FT0 = FT2; |
836 | 9a64fbe4 | bellard | } |
837 | 9a64fbe4 | bellard | |
838 | 9a64fbe4 | bellard | void do_fcmpu (void) |
839 | 9a64fbe4 | bellard | { |
840 | fdabc366 | bellard | if (likely(!isnan(FT0) && !isnan(FT1))) {
|
841 | fdabc366 | bellard | if (float64_lt(FT0, FT1, &env->fp_status)) {
|
842 | fdabc366 | bellard | T0 = 0x08UL;
|
843 | fdabc366 | bellard | } else if (!float64_le(FT0, FT1, &env->fp_status)) { |
844 | fdabc366 | bellard | T0 = 0x04UL;
|
845 | fdabc366 | bellard | } else {
|
846 | fdabc366 | bellard | T0 = 0x02UL;
|
847 | fdabc366 | bellard | } |
848 | fdabc366 | bellard | } else {
|
849 | fdabc366 | bellard | T0 = 0x01UL;
|
850 | 9a64fbe4 | bellard | env->fpscr[4] |= 0x1; |
851 | 9a64fbe4 | bellard | env->fpscr[6] |= 0x1; |
852 | 9a64fbe4 | bellard | } |
853 | 4b3686fa | bellard | env->fpscr[3] = T0;
|
854 | 9a64fbe4 | bellard | } |
855 | 9a64fbe4 | bellard | |
856 | 9a64fbe4 | bellard | void do_fcmpo (void) |
857 | 9a64fbe4 | bellard | { |
858 | 9a64fbe4 | bellard | env->fpscr[4] &= ~0x1; |
859 | fdabc366 | bellard | if (likely(!isnan(FT0) && !isnan(FT1))) {
|
860 | fdabc366 | bellard | if (float64_lt(FT0, FT1, &env->fp_status)) {
|
861 | fdabc366 | bellard | T0 = 0x08UL;
|
862 | fdabc366 | bellard | } else if (!float64_le(FT0, FT1, &env->fp_status)) { |
863 | fdabc366 | bellard | T0 = 0x04UL;
|
864 | fdabc366 | bellard | } else {
|
865 | fdabc366 | bellard | T0 = 0x02UL;
|
866 | fdabc366 | bellard | } |
867 | fdabc366 | bellard | } else {
|
868 | fdabc366 | bellard | T0 = 0x01UL;
|
869 | 9a64fbe4 | bellard | env->fpscr[4] |= 0x1; |
870 | 76a66253 | j_mayer | if (!float64_is_signaling_nan(FT0) || !float64_is_signaling_nan(FT1)) {
|
871 | 76a66253 | j_mayer | /* Quiet NaN case */
|
872 | 9a64fbe4 | bellard | env->fpscr[6] |= 0x1; |
873 | 9a64fbe4 | bellard | if (!(env->fpscr[1] & 0x8)) |
874 | 9a64fbe4 | bellard | env->fpscr[4] |= 0x8; |
875 | 9a64fbe4 | bellard | } else {
|
876 | 9a64fbe4 | bellard | env->fpscr[4] |= 0x8; |
877 | 9a64fbe4 | bellard | } |
878 | 9a64fbe4 | bellard | } |
879 | 4b3686fa | bellard | env->fpscr[3] = T0;
|
880 | 9a64fbe4 | bellard | } |
881 | 9a64fbe4 | bellard | |
882 | 76a66253 | j_mayer | #if !defined (CONFIG_USER_ONLY)
|
883 | 6b80055d | j_mayer | void cpu_dump_rfi (target_ulong RA, target_ulong msr);
|
884 | 0411a972 | j_mayer | |
885 | 0411a972 | j_mayer | void do_store_msr (void) |
886 | 0411a972 | j_mayer | { |
887 | 0411a972 | j_mayer | T0 = hreg_store_msr(env, T0); |
888 | 0411a972 | j_mayer | if (T0 != 0) { |
889 | 0411a972 | j_mayer | env->interrupt_request |= CPU_INTERRUPT_EXITTB; |
890 | 0411a972 | j_mayer | do_raise_exception(T0); |
891 | 0411a972 | j_mayer | } |
892 | 0411a972 | j_mayer | } |
893 | 0411a972 | j_mayer | |
894 | 0411a972 | j_mayer | static always_inline void __do_rfi (target_ulong nip, target_ulong msr, |
895 | 0411a972 | j_mayer | target_ulong msrm, int keep_msrh)
|
896 | 9a64fbe4 | bellard | { |
897 | 426613db | j_mayer | #if defined(TARGET_PPC64)
|
898 | 0411a972 | j_mayer | if (msr & (1ULL << MSR_SF)) { |
899 | 0411a972 | j_mayer | nip = (uint64_t)nip; |
900 | 0411a972 | j_mayer | msr &= (uint64_t)msrm; |
901 | a42bd6cc | j_mayer | } else {
|
902 | 0411a972 | j_mayer | nip = (uint32_t)nip; |
903 | 0411a972 | j_mayer | msr = (uint32_t)(msr & msrm); |
904 | 0411a972 | j_mayer | if (keep_msrh)
|
905 | 0411a972 | j_mayer | msr |= env->msr & ~((uint64_t)0xFFFFFFFF);
|
906 | a42bd6cc | j_mayer | } |
907 | 426613db | j_mayer | #else
|
908 | 0411a972 | j_mayer | nip = (uint32_t)nip; |
909 | 0411a972 | j_mayer | msr &= (uint32_t)msrm; |
910 | 426613db | j_mayer | #endif
|
911 | 0411a972 | j_mayer | /* XXX: beware: this is false if VLE is supported */
|
912 | 0411a972 | j_mayer | env->nip = nip & ~((target_ulong)0x00000003);
|
913 | 0411a972 | j_mayer | hreg_store_msr(env, msr); |
914 | fdabc366 | bellard | #if defined (DEBUG_OP)
|
915 | 0411a972 | j_mayer | cpu_dump_rfi(env->nip, env->msr); |
916 | fdabc366 | bellard | #endif
|
917 | 0411a972 | j_mayer | /* No need to raise an exception here,
|
918 | 0411a972 | j_mayer | * as rfi is always the last insn of a TB
|
919 | 0411a972 | j_mayer | */
|
920 | fdabc366 | bellard | env->interrupt_request |= CPU_INTERRUPT_EXITTB; |
921 | 9a64fbe4 | bellard | } |
922 | d9bce9d9 | j_mayer | |
923 | 0411a972 | j_mayer | void do_rfi (void) |
924 | 0411a972 | j_mayer | { |
925 | 0411a972 | j_mayer | __do_rfi(env->spr[SPR_SRR0], env->spr[SPR_SRR1], |
926 | 0411a972 | j_mayer | ~((target_ulong)0xFFFF0000), 1); |
927 | 0411a972 | j_mayer | } |
928 | 0411a972 | j_mayer | |
929 | d9bce9d9 | j_mayer | #if defined(TARGET_PPC64)
|
930 | 426613db | j_mayer | void do_rfid (void) |
931 | 426613db | j_mayer | { |
932 | 0411a972 | j_mayer | __do_rfi(env->spr[SPR_SRR0], env->spr[SPR_SRR1], |
933 | 0411a972 | j_mayer | ~((target_ulong)0xFFFF0000), 0); |
934 | d9bce9d9 | j_mayer | } |
935 | d9bce9d9 | j_mayer | #endif
|
936 | be147d08 | j_mayer | #if defined(TARGET_PPC64H)
|
937 | be147d08 | j_mayer | void do_hrfid (void) |
938 | be147d08 | j_mayer | { |
939 | 0411a972 | j_mayer | __do_rfi(env->spr[SPR_HSRR0], env->spr[SPR_HSRR1], |
940 | 0411a972 | j_mayer | ~((target_ulong)0xFFFF0000), 0); |
941 | be147d08 | j_mayer | } |
942 | be147d08 | j_mayer | #endif
|
943 | 76a66253 | j_mayer | #endif
|
944 | 9a64fbe4 | bellard | |
945 | 76a66253 | j_mayer | void do_tw (int flags) |
946 | 9a64fbe4 | bellard | { |
947 | d9bce9d9 | j_mayer | if (!likely(!(((int32_t)T0 < (int32_t)T1 && (flags & 0x10)) || |
948 | d9bce9d9 | j_mayer | ((int32_t)T0 > (int32_t)T1 && (flags & 0x08)) ||
|
949 | d9bce9d9 | j_mayer | ((int32_t)T0 == (int32_t)T1 && (flags & 0x04)) ||
|
950 | d9bce9d9 | j_mayer | ((uint32_t)T0 < (uint32_t)T1 && (flags & 0x02)) ||
|
951 | a42bd6cc | j_mayer | ((uint32_t)T0 > (uint32_t)T1 && (flags & 0x01))))) {
|
952 | e1833e1f | j_mayer | do_raise_exception_err(POWERPC_EXCP_PROGRAM, POWERPC_EXCP_TRAP); |
953 | a42bd6cc | j_mayer | } |
954 | 9a64fbe4 | bellard | } |
955 | 9a64fbe4 | bellard | |
956 | d9bce9d9 | j_mayer | #if defined(TARGET_PPC64)
|
957 | d9bce9d9 | j_mayer | void do_td (int flags) |
958 | d9bce9d9 | j_mayer | { |
959 | d9bce9d9 | j_mayer | if (!likely(!(((int64_t)T0 < (int64_t)T1 && (flags & 0x10)) || |
960 | d9bce9d9 | j_mayer | ((int64_t)T0 > (int64_t)T1 && (flags & 0x08)) ||
|
961 | d9bce9d9 | j_mayer | ((int64_t)T0 == (int64_t)T1 && (flags & 0x04)) ||
|
962 | d9bce9d9 | j_mayer | ((uint64_t)T0 < (uint64_t)T1 && (flags & 0x02)) ||
|
963 | d9bce9d9 | j_mayer | ((uint64_t)T0 > (uint64_t)T1 && (flags & 0x01)))))
|
964 | e1833e1f | j_mayer | do_raise_exception_err(POWERPC_EXCP_PROGRAM, POWERPC_EXCP_TRAP); |
965 | d9bce9d9 | j_mayer | } |
966 | d9bce9d9 | j_mayer | #endif
|
967 | d9bce9d9 | j_mayer | |
968 | fdabc366 | bellard | /*****************************************************************************/
|
969 | 76a66253 | j_mayer | /* PowerPC 601 specific instructions (POWER bridge) */
|
970 | 76a66253 | j_mayer | void do_POWER_abso (void) |
971 | 9a64fbe4 | bellard | { |
972 | d9bce9d9 | j_mayer | if ((uint32_t)T0 == INT32_MIN) {
|
973 | 76a66253 | j_mayer | T0 = INT32_MAX; |
974 | 76a66253 | j_mayer | xer_ov = 1;
|
975 | 76a66253 | j_mayer | xer_so = 1;
|
976 | 76a66253 | j_mayer | } else {
|
977 | 76a66253 | j_mayer | T0 = -T0; |
978 | 76a66253 | j_mayer | xer_ov = 0;
|
979 | 76a66253 | j_mayer | } |
980 | 9a64fbe4 | bellard | } |
981 | 9a64fbe4 | bellard | |
982 | 76a66253 | j_mayer | void do_POWER_clcs (void) |
983 | 9a64fbe4 | bellard | { |
984 | 76a66253 | j_mayer | switch (T0) {
|
985 | 76a66253 | j_mayer | case 0x0CUL: |
986 | 76a66253 | j_mayer | /* Instruction cache line size */
|
987 | d63001d1 | j_mayer | T0 = env->icache_line_size; |
988 | 76a66253 | j_mayer | break;
|
989 | 76a66253 | j_mayer | case 0x0DUL: |
990 | 76a66253 | j_mayer | /* Data cache line size */
|
991 | d63001d1 | j_mayer | T0 = env->dcache_line_size; |
992 | 76a66253 | j_mayer | break;
|
993 | 76a66253 | j_mayer | case 0x0EUL: |
994 | 76a66253 | j_mayer | /* Minimum cache line size */
|
995 | d63001d1 | j_mayer | T0 = env->icache_line_size < env->dcache_line_size ? |
996 | d63001d1 | j_mayer | env->icache_line_size : env->dcache_line_size; |
997 | 76a66253 | j_mayer | break;
|
998 | 76a66253 | j_mayer | case 0x0FUL: |
999 | 76a66253 | j_mayer | /* Maximum cache line size */
|
1000 | d63001d1 | j_mayer | T0 = env->icache_line_size > env->dcache_line_size ? |
1001 | d63001d1 | j_mayer | env->icache_line_size : env->dcache_line_size; |
1002 | 76a66253 | j_mayer | break;
|
1003 | 76a66253 | j_mayer | default:
|
1004 | 76a66253 | j_mayer | /* Undefined */
|
1005 | 76a66253 | j_mayer | break;
|
1006 | 76a66253 | j_mayer | } |
1007 | 76a66253 | j_mayer | } |
1008 | 76a66253 | j_mayer | |
1009 | 76a66253 | j_mayer | void do_POWER_div (void) |
1010 | 76a66253 | j_mayer | { |
1011 | 76a66253 | j_mayer | uint64_t tmp; |
1012 | 76a66253 | j_mayer | |
1013 | d9bce9d9 | j_mayer | if (((int32_t)T0 == INT32_MIN && (int32_t)T1 == -1) || (int32_t)T1 == 0) { |
1014 | 76a66253 | j_mayer | T0 = (long)((-1) * (T0 >> 31)); |
1015 | 76a66253 | j_mayer | env->spr[SPR_MQ] = 0;
|
1016 | 76a66253 | j_mayer | } else {
|
1017 | 76a66253 | j_mayer | tmp = ((uint64_t)T0 << 32) | env->spr[SPR_MQ];
|
1018 | 76a66253 | j_mayer | env->spr[SPR_MQ] = tmp % T1; |
1019 | d9bce9d9 | j_mayer | T0 = tmp / (int32_t)T1; |
1020 | 76a66253 | j_mayer | } |
1021 | 76a66253 | j_mayer | } |
1022 | 76a66253 | j_mayer | |
1023 | 76a66253 | j_mayer | void do_POWER_divo (void) |
1024 | 76a66253 | j_mayer | { |
1025 | 76a66253 | j_mayer | int64_t tmp; |
1026 | 76a66253 | j_mayer | |
1027 | d9bce9d9 | j_mayer | if (((int32_t)T0 == INT32_MIN && (int32_t)T1 == -1) || (int32_t)T1 == 0) { |
1028 | 76a66253 | j_mayer | T0 = (long)((-1) * (T0 >> 31)); |
1029 | 76a66253 | j_mayer | env->spr[SPR_MQ] = 0;
|
1030 | 76a66253 | j_mayer | xer_ov = 1;
|
1031 | 76a66253 | j_mayer | xer_so = 1;
|
1032 | 76a66253 | j_mayer | } else {
|
1033 | 76a66253 | j_mayer | tmp = ((uint64_t)T0 << 32) | env->spr[SPR_MQ];
|
1034 | 76a66253 | j_mayer | env->spr[SPR_MQ] = tmp % T1; |
1035 | d9bce9d9 | j_mayer | tmp /= (int32_t)T1; |
1036 | 76a66253 | j_mayer | if (tmp > (int64_t)INT32_MAX || tmp < (int64_t)INT32_MIN) {
|
1037 | 76a66253 | j_mayer | xer_ov = 1;
|
1038 | 76a66253 | j_mayer | xer_so = 1;
|
1039 | 76a66253 | j_mayer | } else {
|
1040 | 76a66253 | j_mayer | xer_ov = 0;
|
1041 | 76a66253 | j_mayer | } |
1042 | 76a66253 | j_mayer | T0 = tmp; |
1043 | 76a66253 | j_mayer | } |
1044 | 76a66253 | j_mayer | } |
1045 | 76a66253 | j_mayer | |
1046 | 76a66253 | j_mayer | void do_POWER_divs (void) |
1047 | 76a66253 | j_mayer | { |
1048 | d9bce9d9 | j_mayer | if (((int32_t)T0 == INT32_MIN && (int32_t)T1 == -1) || (int32_t)T1 == 0) { |
1049 | 76a66253 | j_mayer | T0 = (long)((-1) * (T0 >> 31)); |
1050 | 76a66253 | j_mayer | env->spr[SPR_MQ] = 0;
|
1051 | 76a66253 | j_mayer | } else {
|
1052 | 76a66253 | j_mayer | env->spr[SPR_MQ] = T0 % T1; |
1053 | d9bce9d9 | j_mayer | T0 = (int32_t)T0 / (int32_t)T1; |
1054 | 76a66253 | j_mayer | } |
1055 | 76a66253 | j_mayer | } |
1056 | 76a66253 | j_mayer | |
1057 | 76a66253 | j_mayer | void do_POWER_divso (void) |
1058 | 76a66253 | j_mayer | { |
1059 | d9bce9d9 | j_mayer | if (((int32_t)T0 == INT32_MIN && (int32_t)T1 == -1) || (int32_t)T1 == 0) { |
1060 | 76a66253 | j_mayer | T0 = (long)((-1) * (T0 >> 31)); |
1061 | 76a66253 | j_mayer | env->spr[SPR_MQ] = 0;
|
1062 | 76a66253 | j_mayer | xer_ov = 1;
|
1063 | 76a66253 | j_mayer | xer_so = 1;
|
1064 | 76a66253 | j_mayer | } else {
|
1065 | d9bce9d9 | j_mayer | T0 = (int32_t)T0 / (int32_t)T1; |
1066 | d9bce9d9 | j_mayer | env->spr[SPR_MQ] = (int32_t)T0 % (int32_t)T1; |
1067 | 76a66253 | j_mayer | xer_ov = 0;
|
1068 | 76a66253 | j_mayer | } |
1069 | 76a66253 | j_mayer | } |
1070 | 76a66253 | j_mayer | |
1071 | 76a66253 | j_mayer | void do_POWER_dozo (void) |
1072 | 76a66253 | j_mayer | { |
1073 | d9bce9d9 | j_mayer | if ((int32_t)T1 > (int32_t)T0) {
|
1074 | 76a66253 | j_mayer | T2 = T0; |
1075 | 76a66253 | j_mayer | T0 = T1 - T0; |
1076 | d9bce9d9 | j_mayer | if (((uint32_t)(~T2) ^ (uint32_t)T1 ^ UINT32_MAX) &
|
1077 | d9bce9d9 | j_mayer | ((uint32_t)(~T2) ^ (uint32_t)T0) & (1UL << 31)) { |
1078 | 76a66253 | j_mayer | xer_ov = 1;
|
1079 | 966439a6 | j_mayer | xer_so = 1;
|
1080 | 76a66253 | j_mayer | } else {
|
1081 | 76a66253 | j_mayer | xer_ov = 0;
|
1082 | 76a66253 | j_mayer | } |
1083 | 76a66253 | j_mayer | } else {
|
1084 | 76a66253 | j_mayer | T0 = 0;
|
1085 | 76a66253 | j_mayer | xer_ov = 0;
|
1086 | 76a66253 | j_mayer | } |
1087 | 76a66253 | j_mayer | } |
1088 | 76a66253 | j_mayer | |
1089 | 76a66253 | j_mayer | void do_POWER_maskg (void) |
1090 | 76a66253 | j_mayer | { |
1091 | 76a66253 | j_mayer | uint32_t ret; |
1092 | 76a66253 | j_mayer | |
1093 | d9bce9d9 | j_mayer | if ((uint32_t)T0 == (uint32_t)(T1 + 1)) { |
1094 | 76a66253 | j_mayer | ret = -1;
|
1095 | 76a66253 | j_mayer | } else {
|
1096 | d9bce9d9 | j_mayer | ret = (((uint32_t)(-1)) >> ((uint32_t)T0)) ^
|
1097 | d9bce9d9 | j_mayer | (((uint32_t)(-1) >> ((uint32_t)T1)) >> 1); |
1098 | d9bce9d9 | j_mayer | if ((uint32_t)T0 > (uint32_t)T1)
|
1099 | 76a66253 | j_mayer | ret = ~ret; |
1100 | 76a66253 | j_mayer | } |
1101 | 76a66253 | j_mayer | T0 = ret; |
1102 | 76a66253 | j_mayer | } |
1103 | 76a66253 | j_mayer | |
1104 | 76a66253 | j_mayer | void do_POWER_mulo (void) |
1105 | 76a66253 | j_mayer | { |
1106 | 76a66253 | j_mayer | uint64_t tmp; |
1107 | 76a66253 | j_mayer | |
1108 | 76a66253 | j_mayer | tmp = (uint64_t)T0 * (uint64_t)T1; |
1109 | 76a66253 | j_mayer | env->spr[SPR_MQ] = tmp >> 32;
|
1110 | 76a66253 | j_mayer | T0 = tmp; |
1111 | 76a66253 | j_mayer | if (tmp >> 32 != ((uint64_t)T0 >> 16) * ((uint64_t)T1 >> 16)) { |
1112 | 76a66253 | j_mayer | xer_ov = 1;
|
1113 | 76a66253 | j_mayer | xer_so = 1;
|
1114 | 76a66253 | j_mayer | } else {
|
1115 | 76a66253 | j_mayer | xer_ov = 0;
|
1116 | 76a66253 | j_mayer | } |
1117 | 76a66253 | j_mayer | } |
1118 | 76a66253 | j_mayer | |
1119 | 76a66253 | j_mayer | #if !defined (CONFIG_USER_ONLY)
|
1120 | 76a66253 | j_mayer | void do_POWER_rac (void) |
1121 | 76a66253 | j_mayer | { |
1122 | 76a66253 | j_mayer | #if 0
|
1123 | 76a66253 | j_mayer | mmu_ctx_t ctx;
|
1124 | 76a66253 | j_mayer | |
1125 | 76a66253 | j_mayer | /* We don't have to generate many instances of this instruction,
|
1126 | 76a66253 | j_mayer | * as rac is supervisor only.
|
1127 | 76a66253 | j_mayer | */
|
1128 | 76a66253 | j_mayer | if (get_physical_address(env, &ctx, T0, 0, ACCESS_INT, 1) == 0)
|
1129 | 76a66253 | j_mayer | T0 = ctx.raddr;
|
1130 | 76a66253 | j_mayer | #endif
|
1131 | 76a66253 | j_mayer | } |
1132 | 76a66253 | j_mayer | |
1133 | 76a66253 | j_mayer | void do_POWER_rfsvc (void) |
1134 | 76a66253 | j_mayer | { |
1135 | 0411a972 | j_mayer | __do_rfi(env->lr, env->ctr, 0x0000FFFF, 0); |
1136 | 76a66253 | j_mayer | } |
1137 | 76a66253 | j_mayer | |
1138 | 76a66253 | j_mayer | /* PowerPC 601 BAT management helper */
|
1139 | 76a66253 | j_mayer | void do_store_601_batu (int nr) |
1140 | 76a66253 | j_mayer | { |
1141 | d9bce9d9 | j_mayer | do_store_ibatu(env, nr, (uint32_t)T0); |
1142 | 76a66253 | j_mayer | env->DBAT[0][nr] = env->IBAT[0][nr]; |
1143 | 76a66253 | j_mayer | env->DBAT[1][nr] = env->IBAT[1][nr]; |
1144 | 76a66253 | j_mayer | } |
1145 | 76a66253 | j_mayer | #endif
|
1146 | 76a66253 | j_mayer | |
1147 | 76a66253 | j_mayer | /*****************************************************************************/
|
1148 | 76a66253 | j_mayer | /* 602 specific instructions */
|
1149 | 76a66253 | j_mayer | /* mfrom is the most crazy instruction ever seen, imho ! */
|
1150 | 76a66253 | j_mayer | /* Real implementation uses a ROM table. Do the same */
|
1151 | 76a66253 | j_mayer | #define USE_MFROM_ROM_TABLE
|
1152 | 76a66253 | j_mayer | void do_op_602_mfrom (void) |
1153 | 76a66253 | j_mayer | { |
1154 | 76a66253 | j_mayer | if (likely(T0 < 602)) { |
1155 | d9bce9d9 | j_mayer | #if defined(USE_MFROM_ROM_TABLE)
|
1156 | 76a66253 | j_mayer | #include "mfrom_table.c" |
1157 | 76a66253 | j_mayer | T0 = mfrom_ROM_table[T0]; |
1158 | fdabc366 | bellard | #else
|
1159 | 76a66253 | j_mayer | double d;
|
1160 | 76a66253 | j_mayer | /* Extremly decomposed:
|
1161 | 76a66253 | j_mayer | * -T0 / 256
|
1162 | 76a66253 | j_mayer | * T0 = 256 * log10(10 + 1.0) + 0.5
|
1163 | 76a66253 | j_mayer | */
|
1164 | 76a66253 | j_mayer | d = T0; |
1165 | 76a66253 | j_mayer | d = float64_div(d, 256, &env->fp_status);
|
1166 | 76a66253 | j_mayer | d = float64_chs(d); |
1167 | 76a66253 | j_mayer | d = exp10(d); // XXX: use float emulation function
|
1168 | 76a66253 | j_mayer | d = float64_add(d, 1.0, &env->fp_status); |
1169 | 76a66253 | j_mayer | d = log10(d); // XXX: use float emulation function
|
1170 | 76a66253 | j_mayer | d = float64_mul(d, 256, &env->fp_status);
|
1171 | 76a66253 | j_mayer | d = float64_add(d, 0.5, &env->fp_status); |
1172 | 76a66253 | j_mayer | T0 = float64_round_to_int(d, &env->fp_status); |
1173 | fdabc366 | bellard | #endif
|
1174 | 76a66253 | j_mayer | } else {
|
1175 | 76a66253 | j_mayer | T0 = 0;
|
1176 | 76a66253 | j_mayer | } |
1177 | 76a66253 | j_mayer | } |
1178 | 76a66253 | j_mayer | |
1179 | 76a66253 | j_mayer | /*****************************************************************************/
|
1180 | 76a66253 | j_mayer | /* Embedded PowerPC specific helpers */
|
1181 | 76a66253 | j_mayer | void do_405_check_ov (void) |
1182 | 76a66253 | j_mayer | { |
1183 | d9bce9d9 | j_mayer | if (likely((((uint32_t)T1 ^ (uint32_t)T2) >> 31) || |
1184 | d9bce9d9 | j_mayer | !(((uint32_t)T0 ^ (uint32_t)T2) >> 31))) {
|
1185 | 76a66253 | j_mayer | xer_ov = 0;
|
1186 | 76a66253 | j_mayer | } else {
|
1187 | 76a66253 | j_mayer | xer_ov = 1;
|
1188 | 76a66253 | j_mayer | xer_so = 1;
|
1189 | 76a66253 | j_mayer | } |
1190 | 76a66253 | j_mayer | } |
1191 | 76a66253 | j_mayer | |
1192 | 76a66253 | j_mayer | void do_405_check_sat (void) |
1193 | 76a66253 | j_mayer | { |
1194 | d9bce9d9 | j_mayer | if (!likely((((uint32_t)T1 ^ (uint32_t)T2) >> 31) || |
1195 | d9bce9d9 | j_mayer | !(((uint32_t)T0 ^ (uint32_t)T2) >> 31))) {
|
1196 | 76a66253 | j_mayer | /* Saturate result */
|
1197 | 76a66253 | j_mayer | if (T2 >> 31) { |
1198 | 76a66253 | j_mayer | T0 = INT32_MIN; |
1199 | 76a66253 | j_mayer | } else {
|
1200 | 76a66253 | j_mayer | T0 = INT32_MAX; |
1201 | 76a66253 | j_mayer | } |
1202 | 76a66253 | j_mayer | } |
1203 | 76a66253 | j_mayer | } |
1204 | 76a66253 | j_mayer | |
1205 | a750fc0b | j_mayer | /* XXX: to be improved to check access rights when in user-mode */
|
1206 | a750fc0b | j_mayer | void do_load_dcr (void) |
1207 | a750fc0b | j_mayer | { |
1208 | a750fc0b | j_mayer | target_ulong val; |
1209 | a750fc0b | j_mayer | |
1210 | a750fc0b | j_mayer | if (unlikely(env->dcr_env == NULL)) { |
1211 | a750fc0b | j_mayer | if (loglevel != 0) { |
1212 | a750fc0b | j_mayer | fprintf(logfile, "No DCR environment\n");
|
1213 | a750fc0b | j_mayer | } |
1214 | e1833e1f | j_mayer | do_raise_exception_err(POWERPC_EXCP_PROGRAM, |
1215 | e1833e1f | j_mayer | POWERPC_EXCP_INVAL | POWERPC_EXCP_INVAL_INVAL); |
1216 | a750fc0b | j_mayer | } else if (unlikely(ppc_dcr_read(env->dcr_env, T0, &val) != 0)) { |
1217 | a750fc0b | j_mayer | if (loglevel != 0) { |
1218 | a750fc0b | j_mayer | fprintf(logfile, "DCR read error %d %03x\n", (int)T0, (int)T0); |
1219 | a750fc0b | j_mayer | } |
1220 | e1833e1f | j_mayer | do_raise_exception_err(POWERPC_EXCP_PROGRAM, |
1221 | e1833e1f | j_mayer | POWERPC_EXCP_INVAL | POWERPC_EXCP_PRIV_REG); |
1222 | a750fc0b | j_mayer | } else {
|
1223 | a750fc0b | j_mayer | T0 = val; |
1224 | a750fc0b | j_mayer | } |
1225 | a750fc0b | j_mayer | } |
1226 | a750fc0b | j_mayer | |
1227 | a750fc0b | j_mayer | void do_store_dcr (void) |
1228 | a750fc0b | j_mayer | { |
1229 | a750fc0b | j_mayer | if (unlikely(env->dcr_env == NULL)) { |
1230 | a750fc0b | j_mayer | if (loglevel != 0) { |
1231 | a750fc0b | j_mayer | fprintf(logfile, "No DCR environment\n");
|
1232 | a750fc0b | j_mayer | } |
1233 | e1833e1f | j_mayer | do_raise_exception_err(POWERPC_EXCP_PROGRAM, |
1234 | e1833e1f | j_mayer | POWERPC_EXCP_INVAL | POWERPC_EXCP_INVAL_INVAL); |
1235 | a750fc0b | j_mayer | } else if (unlikely(ppc_dcr_write(env->dcr_env, T0, T1) != 0)) { |
1236 | a750fc0b | j_mayer | if (loglevel != 0) { |
1237 | a750fc0b | j_mayer | fprintf(logfile, "DCR write error %d %03x\n", (int)T0, (int)T0); |
1238 | a750fc0b | j_mayer | } |
1239 | e1833e1f | j_mayer | do_raise_exception_err(POWERPC_EXCP_PROGRAM, |
1240 | e1833e1f | j_mayer | POWERPC_EXCP_INVAL | POWERPC_EXCP_PRIV_REG); |
1241 | a750fc0b | j_mayer | } |
1242 | a750fc0b | j_mayer | } |
1243 | a750fc0b | j_mayer | |
1244 | 76a66253 | j_mayer | #if !defined(CONFIG_USER_ONLY)
|
1245 | a42bd6cc | j_mayer | void do_40x_rfci (void) |
1246 | 76a66253 | j_mayer | { |
1247 | 0411a972 | j_mayer | __do_rfi(env->spr[SPR_40x_SRR2], env->spr[SPR_40x_SRR3], |
1248 | 0411a972 | j_mayer | ~((target_ulong)0xFFFF0000), 0); |
1249 | a42bd6cc | j_mayer | } |
1250 | a42bd6cc | j_mayer | |
1251 | a42bd6cc | j_mayer | void do_rfci (void) |
1252 | a42bd6cc | j_mayer | { |
1253 | 0411a972 | j_mayer | __do_rfi(env->spr[SPR_BOOKE_CSRR0], SPR_BOOKE_CSRR1, |
1254 | 0411a972 | j_mayer | ~((target_ulong)0x3FFF0000), 0); |
1255 | a42bd6cc | j_mayer | } |
1256 | a42bd6cc | j_mayer | |
1257 | a42bd6cc | j_mayer | void do_rfdi (void) |
1258 | a42bd6cc | j_mayer | { |
1259 | 0411a972 | j_mayer | __do_rfi(env->spr[SPR_BOOKE_DSRR0], SPR_BOOKE_DSRR1, |
1260 | 0411a972 | j_mayer | ~((target_ulong)0x3FFF0000), 0); |
1261 | a42bd6cc | j_mayer | } |
1262 | a42bd6cc | j_mayer | |
1263 | a42bd6cc | j_mayer | void do_rfmci (void) |
1264 | a42bd6cc | j_mayer | { |
1265 | 0411a972 | j_mayer | __do_rfi(env->spr[SPR_BOOKE_MCSRR0], SPR_BOOKE_MCSRR1, |
1266 | 0411a972 | j_mayer | ~((target_ulong)0x3FFF0000), 0); |
1267 | 76a66253 | j_mayer | } |
1268 | 76a66253 | j_mayer | |
1269 | 76a66253 | j_mayer | void do_load_403_pb (int num) |
1270 | 76a66253 | j_mayer | { |
1271 | 76a66253 | j_mayer | T0 = env->pb[num]; |
1272 | 76a66253 | j_mayer | } |
1273 | 76a66253 | j_mayer | |
1274 | 76a66253 | j_mayer | void do_store_403_pb (int num) |
1275 | 76a66253 | j_mayer | { |
1276 | 76a66253 | j_mayer | if (likely(env->pb[num] != T0)) {
|
1277 | 76a66253 | j_mayer | env->pb[num] = T0; |
1278 | 76a66253 | j_mayer | /* Should be optimized */
|
1279 | 76a66253 | j_mayer | tlb_flush(env, 1);
|
1280 | 76a66253 | j_mayer | } |
1281 | 76a66253 | j_mayer | } |
1282 | 76a66253 | j_mayer | #endif
|
1283 | 76a66253 | j_mayer | |
1284 | 76a66253 | j_mayer | /* 440 specific */
|
1285 | 76a66253 | j_mayer | void do_440_dlmzb (void) |
1286 | 76a66253 | j_mayer | { |
1287 | 76a66253 | j_mayer | target_ulong mask; |
1288 | 76a66253 | j_mayer | int i;
|
1289 | 76a66253 | j_mayer | |
1290 | 76a66253 | j_mayer | i = 1;
|
1291 | 76a66253 | j_mayer | for (mask = 0xFF000000; mask != 0; mask = mask >> 8) { |
1292 | 76a66253 | j_mayer | if ((T0 & mask) == 0) |
1293 | 76a66253 | j_mayer | goto done;
|
1294 | 76a66253 | j_mayer | i++; |
1295 | 76a66253 | j_mayer | } |
1296 | 76a66253 | j_mayer | for (mask = 0xFF000000; mask != 0; mask = mask >> 8) { |
1297 | 76a66253 | j_mayer | if ((T1 & mask) == 0) |
1298 | 76a66253 | j_mayer | break;
|
1299 | 76a66253 | j_mayer | i++; |
1300 | 76a66253 | j_mayer | } |
1301 | 76a66253 | j_mayer | done:
|
1302 | 76a66253 | j_mayer | T0 = i; |
1303 | fdabc366 | bellard | } |
1304 | fdabc366 | bellard | |
1305 | 35cdaad6 | j_mayer | #if defined(TARGET_PPCEMB)
|
1306 | 0487d6a8 | j_mayer | /* SPE extension helpers */
|
1307 | 0487d6a8 | j_mayer | /* Use a table to make this quicker */
|
1308 | 0487d6a8 | j_mayer | static uint8_t hbrev[16] = { |
1309 | 0487d6a8 | j_mayer | 0x0, 0x8, 0x4, 0xC, 0x2, 0xA, 0x6, 0xE, |
1310 | 0487d6a8 | j_mayer | 0x1, 0x9, 0x5, 0xD, 0x3, 0xB, 0x7, 0xF, |
1311 | 0487d6a8 | j_mayer | }; |
1312 | 0487d6a8 | j_mayer | |
1313 | b068d6a7 | j_mayer | static always_inline uint8_t byte_reverse (uint8_t val)
|
1314 | 0487d6a8 | j_mayer | { |
1315 | 0487d6a8 | j_mayer | return hbrev[val >> 4] | (hbrev[val & 0xF] << 4); |
1316 | 0487d6a8 | j_mayer | } |
1317 | 0487d6a8 | j_mayer | |
1318 | b068d6a7 | j_mayer | static always_inline uint32_t word_reverse (uint32_t val)
|
1319 | 0487d6a8 | j_mayer | { |
1320 | 0487d6a8 | j_mayer | return byte_reverse(val >> 24) | (byte_reverse(val >> 16) << 8) | |
1321 | 0487d6a8 | j_mayer | (byte_reverse(val >> 8) << 16) | (byte_reverse(val) << 24); |
1322 | 0487d6a8 | j_mayer | } |
1323 | 0487d6a8 | j_mayer | |
1324 | 0487d6a8 | j_mayer | #define MASKBITS 16 // Random value - to be fixed |
1325 | 0487d6a8 | j_mayer | void do_brinc (void) |
1326 | 0487d6a8 | j_mayer | { |
1327 | 0487d6a8 | j_mayer | uint32_t a, b, d, mask; |
1328 | 0487d6a8 | j_mayer | |
1329 | 0487d6a8 | j_mayer | mask = (uint32_t)(-1UL) >> MASKBITS;
|
1330 | 0487d6a8 | j_mayer | b = T1_64 & mask; |
1331 | 0487d6a8 | j_mayer | a = T0_64 & mask; |
1332 | 0487d6a8 | j_mayer | d = word_reverse(1 + word_reverse(a | ~mask));
|
1333 | 0487d6a8 | j_mayer | T0_64 = (T0_64 & ~mask) | (d & mask); |
1334 | 0487d6a8 | j_mayer | } |
1335 | 0487d6a8 | j_mayer | |
1336 | 0487d6a8 | j_mayer | #define DO_SPE_OP2(name) \
|
1337 | 0487d6a8 | j_mayer | void do_ev##name (void) \ |
1338 | 0487d6a8 | j_mayer | { \ |
1339 | 0487d6a8 | j_mayer | T0_64 = ((uint64_t)_do_e##name(T0_64 >> 32, T1_64 >> 32) << 32) | \ |
1340 | 0487d6a8 | j_mayer | (uint64_t)_do_e##name(T0_64, T1_64); \ |
1341 | 0487d6a8 | j_mayer | } |
1342 | 0487d6a8 | j_mayer | |
1343 | 0487d6a8 | j_mayer | #define DO_SPE_OP1(name) \
|
1344 | 0487d6a8 | j_mayer | void do_ev##name (void) \ |
1345 | 0487d6a8 | j_mayer | { \ |
1346 | 0487d6a8 | j_mayer | T0_64 = ((uint64_t)_do_e##name(T0_64 >> 32) << 32) | \ |
1347 | 0487d6a8 | j_mayer | (uint64_t)_do_e##name(T0_64); \ |
1348 | 0487d6a8 | j_mayer | } |
1349 | 0487d6a8 | j_mayer | |
1350 | 0487d6a8 | j_mayer | /* Fixed-point vector arithmetic */
|
1351 | b068d6a7 | j_mayer | static always_inline uint32_t _do_eabs (uint32_t val)
|
1352 | 0487d6a8 | j_mayer | { |
1353 | 0487d6a8 | j_mayer | if (val != 0x80000000) |
1354 | 0487d6a8 | j_mayer | val &= ~0x80000000;
|
1355 | 0487d6a8 | j_mayer | |
1356 | 0487d6a8 | j_mayer | return val;
|
1357 | 0487d6a8 | j_mayer | } |
1358 | 0487d6a8 | j_mayer | |
1359 | b068d6a7 | j_mayer | static always_inline uint32_t _do_eaddw (uint32_t op1, uint32_t op2)
|
1360 | 0487d6a8 | j_mayer | { |
1361 | 0487d6a8 | j_mayer | return op1 + op2;
|
1362 | 0487d6a8 | j_mayer | } |
1363 | 0487d6a8 | j_mayer | |
1364 | b068d6a7 | j_mayer | static always_inline int _do_ecntlsw (uint32_t val) |
1365 | 0487d6a8 | j_mayer | { |
1366 | 0487d6a8 | j_mayer | if (val & 0x80000000) |
1367 | 0487d6a8 | j_mayer | return _do_cntlzw(~val);
|
1368 | 0487d6a8 | j_mayer | else
|
1369 | 0487d6a8 | j_mayer | return _do_cntlzw(val);
|
1370 | 0487d6a8 | j_mayer | } |
1371 | 0487d6a8 | j_mayer | |
1372 | b068d6a7 | j_mayer | static always_inline int _do_ecntlzw (uint32_t val) |
1373 | 0487d6a8 | j_mayer | { |
1374 | 0487d6a8 | j_mayer | return _do_cntlzw(val);
|
1375 | 0487d6a8 | j_mayer | } |
1376 | 0487d6a8 | j_mayer | |
1377 | b068d6a7 | j_mayer | static always_inline uint32_t _do_eneg (uint32_t val)
|
1378 | 0487d6a8 | j_mayer | { |
1379 | 0487d6a8 | j_mayer | if (val != 0x80000000) |
1380 | 0487d6a8 | j_mayer | val ^= 0x80000000;
|
1381 | 0487d6a8 | j_mayer | |
1382 | 0487d6a8 | j_mayer | return val;
|
1383 | 0487d6a8 | j_mayer | } |
1384 | 0487d6a8 | j_mayer | |
1385 | b068d6a7 | j_mayer | static always_inline uint32_t _do_erlw (uint32_t op1, uint32_t op2)
|
1386 | 0487d6a8 | j_mayer | { |
1387 | 0487d6a8 | j_mayer | return rotl32(op1, op2);
|
1388 | 0487d6a8 | j_mayer | } |
1389 | 0487d6a8 | j_mayer | |
1390 | b068d6a7 | j_mayer | static always_inline uint32_t _do_erndw (uint32_t val)
|
1391 | 0487d6a8 | j_mayer | { |
1392 | 0487d6a8 | j_mayer | return (val + 0x000080000000) & 0xFFFF0000; |
1393 | 0487d6a8 | j_mayer | } |
1394 | 0487d6a8 | j_mayer | |
1395 | b068d6a7 | j_mayer | static always_inline uint32_t _do_eslw (uint32_t op1, uint32_t op2)
|
1396 | 0487d6a8 | j_mayer | { |
1397 | 0487d6a8 | j_mayer | /* No error here: 6 bits are used */
|
1398 | 0487d6a8 | j_mayer | return op1 << (op2 & 0x3F); |
1399 | 0487d6a8 | j_mayer | } |
1400 | 0487d6a8 | j_mayer | |
1401 | b068d6a7 | j_mayer | static always_inline int32_t _do_esrws (int32_t op1, uint32_t op2)
|
1402 | 0487d6a8 | j_mayer | { |
1403 | 0487d6a8 | j_mayer | /* No error here: 6 bits are used */
|
1404 | 0487d6a8 | j_mayer | return op1 >> (op2 & 0x3F); |
1405 | 0487d6a8 | j_mayer | } |
1406 | 0487d6a8 | j_mayer | |
1407 | b068d6a7 | j_mayer | static always_inline uint32_t _do_esrwu (uint32_t op1, uint32_t op2)
|
1408 | 0487d6a8 | j_mayer | { |
1409 | 0487d6a8 | j_mayer | /* No error here: 6 bits are used */
|
1410 | 0487d6a8 | j_mayer | return op1 >> (op2 & 0x3F); |
1411 | 0487d6a8 | j_mayer | } |
1412 | 0487d6a8 | j_mayer | |
1413 | b068d6a7 | j_mayer | static always_inline uint32_t _do_esubfw (uint32_t op1, uint32_t op2)
|
1414 | 0487d6a8 | j_mayer | { |
1415 | 0487d6a8 | j_mayer | return op2 - op1;
|
1416 | 0487d6a8 | j_mayer | } |
1417 | 0487d6a8 | j_mayer | |
1418 | 0487d6a8 | j_mayer | /* evabs */
|
1419 | 0487d6a8 | j_mayer | DO_SPE_OP1(abs); |
1420 | 0487d6a8 | j_mayer | /* evaddw */
|
1421 | 0487d6a8 | j_mayer | DO_SPE_OP2(addw); |
1422 | 0487d6a8 | j_mayer | /* evcntlsw */
|
1423 | 0487d6a8 | j_mayer | DO_SPE_OP1(cntlsw); |
1424 | 0487d6a8 | j_mayer | /* evcntlzw */
|
1425 | 0487d6a8 | j_mayer | DO_SPE_OP1(cntlzw); |
1426 | 0487d6a8 | j_mayer | /* evneg */
|
1427 | 0487d6a8 | j_mayer | DO_SPE_OP1(neg); |
1428 | 0487d6a8 | j_mayer | /* evrlw */
|
1429 | 0487d6a8 | j_mayer | DO_SPE_OP2(rlw); |
1430 | 0487d6a8 | j_mayer | /* evrnd */
|
1431 | 0487d6a8 | j_mayer | DO_SPE_OP1(rndw); |
1432 | 0487d6a8 | j_mayer | /* evslw */
|
1433 | 0487d6a8 | j_mayer | DO_SPE_OP2(slw); |
1434 | 0487d6a8 | j_mayer | /* evsrws */
|
1435 | 0487d6a8 | j_mayer | DO_SPE_OP2(srws); |
1436 | 0487d6a8 | j_mayer | /* evsrwu */
|
1437 | 0487d6a8 | j_mayer | DO_SPE_OP2(srwu); |
1438 | 0487d6a8 | j_mayer | /* evsubfw */
|
1439 | 0487d6a8 | j_mayer | DO_SPE_OP2(subfw); |
1440 | 0487d6a8 | j_mayer | |
1441 | 0487d6a8 | j_mayer | /* evsel is a little bit more complicated... */
|
1442 | b068d6a7 | j_mayer | static always_inline uint32_t _do_esel (uint32_t op1, uint32_t op2, int n) |
1443 | 0487d6a8 | j_mayer | { |
1444 | 0487d6a8 | j_mayer | if (n)
|
1445 | 0487d6a8 | j_mayer | return op1;
|
1446 | 0487d6a8 | j_mayer | else
|
1447 | 0487d6a8 | j_mayer | return op2;
|
1448 | 0487d6a8 | j_mayer | } |
1449 | 0487d6a8 | j_mayer | |
1450 | 0487d6a8 | j_mayer | void do_evsel (void) |
1451 | 0487d6a8 | j_mayer | { |
1452 | 0487d6a8 | j_mayer | T0_64 = ((uint64_t)_do_esel(T0_64 >> 32, T1_64 >> 32, T0 >> 3) << 32) | |
1453 | 0487d6a8 | j_mayer | (uint64_t)_do_esel(T0_64, T1_64, (T0 >> 2) & 1); |
1454 | 0487d6a8 | j_mayer | } |
1455 | 0487d6a8 | j_mayer | |
1456 | 0487d6a8 | j_mayer | /* Fixed-point vector comparisons */
|
1457 | 0487d6a8 | j_mayer | #define DO_SPE_CMP(name) \
|
1458 | 0487d6a8 | j_mayer | void do_ev##name (void) \ |
1459 | 0487d6a8 | j_mayer | { \ |
1460 | 0487d6a8 | j_mayer | T0 = _do_evcmp_merge((uint64_t)_do_e##name(T0_64 >> 32, \ |
1461 | 0487d6a8 | j_mayer | T1_64 >> 32) << 32, \ |
1462 | 0487d6a8 | j_mayer | _do_e##name(T0_64, T1_64)); \ |
1463 | 0487d6a8 | j_mayer | } |
1464 | 0487d6a8 | j_mayer | |
1465 | b068d6a7 | j_mayer | static always_inline uint32_t _do_evcmp_merge (int t0, int t1) |
1466 | 0487d6a8 | j_mayer | { |
1467 | 0487d6a8 | j_mayer | return (t0 << 3) | (t1 << 2) | ((t0 | t1) << 1) | (t0 & t1); |
1468 | 0487d6a8 | j_mayer | } |
1469 | b068d6a7 | j_mayer | static always_inline int _do_ecmpeq (uint32_t op1, uint32_t op2) |
1470 | 0487d6a8 | j_mayer | { |
1471 | 0487d6a8 | j_mayer | return op1 == op2 ? 1 : 0; |
1472 | 0487d6a8 | j_mayer | } |
1473 | 0487d6a8 | j_mayer | |
1474 | b068d6a7 | j_mayer | static always_inline int _do_ecmpgts (int32_t op1, int32_t op2) |
1475 | 0487d6a8 | j_mayer | { |
1476 | 0487d6a8 | j_mayer | return op1 > op2 ? 1 : 0; |
1477 | 0487d6a8 | j_mayer | } |
1478 | 0487d6a8 | j_mayer | |
1479 | b068d6a7 | j_mayer | static always_inline int _do_ecmpgtu (uint32_t op1, uint32_t op2) |
1480 | 0487d6a8 | j_mayer | { |
1481 | 0487d6a8 | j_mayer | return op1 > op2 ? 1 : 0; |
1482 | 0487d6a8 | j_mayer | } |
1483 | 0487d6a8 | j_mayer | |
1484 | b068d6a7 | j_mayer | static always_inline int _do_ecmplts (int32_t op1, int32_t op2) |
1485 | 0487d6a8 | j_mayer | { |
1486 | 0487d6a8 | j_mayer | return op1 < op2 ? 1 : 0; |
1487 | 0487d6a8 | j_mayer | } |
1488 | 0487d6a8 | j_mayer | |
1489 | b068d6a7 | j_mayer | static always_inline int _do_ecmpltu (uint32_t op1, uint32_t op2) |
1490 | 0487d6a8 | j_mayer | { |
1491 | 0487d6a8 | j_mayer | return op1 < op2 ? 1 : 0; |
1492 | 0487d6a8 | j_mayer | } |
1493 | 0487d6a8 | j_mayer | |
1494 | 0487d6a8 | j_mayer | /* evcmpeq */
|
1495 | 0487d6a8 | j_mayer | DO_SPE_CMP(cmpeq); |
1496 | 0487d6a8 | j_mayer | /* evcmpgts */
|
1497 | 0487d6a8 | j_mayer | DO_SPE_CMP(cmpgts); |
1498 | 0487d6a8 | j_mayer | /* evcmpgtu */
|
1499 | 0487d6a8 | j_mayer | DO_SPE_CMP(cmpgtu); |
1500 | 0487d6a8 | j_mayer | /* evcmplts */
|
1501 | 0487d6a8 | j_mayer | DO_SPE_CMP(cmplts); |
1502 | 0487d6a8 | j_mayer | /* evcmpltu */
|
1503 | 0487d6a8 | j_mayer | DO_SPE_CMP(cmpltu); |
1504 | 0487d6a8 | j_mayer | |
1505 | 0487d6a8 | j_mayer | /* Single precision floating-point conversions from/to integer */
|
1506 | b068d6a7 | j_mayer | static always_inline uint32_t _do_efscfsi (int32_t val)
|
1507 | 0487d6a8 | j_mayer | { |
1508 | 0487d6a8 | j_mayer | union {
|
1509 | 0487d6a8 | j_mayer | uint32_t u; |
1510 | 0487d6a8 | j_mayer | float32 f; |
1511 | 0487d6a8 | j_mayer | } u; |
1512 | 0487d6a8 | j_mayer | |
1513 | 0487d6a8 | j_mayer | u.f = int32_to_float32(val, &env->spe_status); |
1514 | 0487d6a8 | j_mayer | |
1515 | 0487d6a8 | j_mayer | return u.u;
|
1516 | 0487d6a8 | j_mayer | } |
1517 | 0487d6a8 | j_mayer | |
1518 | b068d6a7 | j_mayer | static always_inline uint32_t _do_efscfui (uint32_t val)
|
1519 | 0487d6a8 | j_mayer | { |
1520 | 0487d6a8 | j_mayer | union {
|
1521 | 0487d6a8 | j_mayer | uint32_t u; |
1522 | 0487d6a8 | j_mayer | float32 f; |
1523 | 0487d6a8 | j_mayer | } u; |
1524 | 0487d6a8 | j_mayer | |
1525 | 0487d6a8 | j_mayer | u.f = uint32_to_float32(val, &env->spe_status); |
1526 | 0487d6a8 | j_mayer | |
1527 | 0487d6a8 | j_mayer | return u.u;
|
1528 | 0487d6a8 | j_mayer | } |
1529 | 0487d6a8 | j_mayer | |
1530 | b068d6a7 | j_mayer | static always_inline int32_t _do_efsctsi (uint32_t val)
|
1531 | 0487d6a8 | j_mayer | { |
1532 | 0487d6a8 | j_mayer | union {
|
1533 | 0487d6a8 | j_mayer | int32_t u; |
1534 | 0487d6a8 | j_mayer | float32 f; |
1535 | 0487d6a8 | j_mayer | } u; |
1536 | 0487d6a8 | j_mayer | |
1537 | 0487d6a8 | j_mayer | u.u = val; |
1538 | 0487d6a8 | j_mayer | /* NaN are not treated the same way IEEE 754 does */
|
1539 | 0487d6a8 | j_mayer | if (unlikely(isnan(u.f)))
|
1540 | 0487d6a8 | j_mayer | return 0; |
1541 | 0487d6a8 | j_mayer | |
1542 | 0487d6a8 | j_mayer | return float32_to_int32(u.f, &env->spe_status);
|
1543 | 0487d6a8 | j_mayer | } |
1544 | 0487d6a8 | j_mayer | |
1545 | b068d6a7 | j_mayer | static always_inline uint32_t _do_efsctui (uint32_t val)
|
1546 | 0487d6a8 | j_mayer | { |
1547 | 0487d6a8 | j_mayer | union {
|
1548 | 0487d6a8 | j_mayer | int32_t u; |
1549 | 0487d6a8 | j_mayer | float32 f; |
1550 | 0487d6a8 | j_mayer | } u; |
1551 | 0487d6a8 | j_mayer | |
1552 | 0487d6a8 | j_mayer | u.u = val; |
1553 | 0487d6a8 | j_mayer | /* NaN are not treated the same way IEEE 754 does */
|
1554 | 0487d6a8 | j_mayer | if (unlikely(isnan(u.f)))
|
1555 | 0487d6a8 | j_mayer | return 0; |
1556 | 0487d6a8 | j_mayer | |
1557 | 0487d6a8 | j_mayer | return float32_to_uint32(u.f, &env->spe_status);
|
1558 | 0487d6a8 | j_mayer | } |
1559 | 0487d6a8 | j_mayer | |
1560 | b068d6a7 | j_mayer | static always_inline int32_t _do_efsctsiz (uint32_t val)
|
1561 | 0487d6a8 | j_mayer | { |
1562 | 0487d6a8 | j_mayer | union {
|
1563 | 0487d6a8 | j_mayer | int32_t u; |
1564 | 0487d6a8 | j_mayer | float32 f; |
1565 | 0487d6a8 | j_mayer | } u; |
1566 | 0487d6a8 | j_mayer | |
1567 | 0487d6a8 | j_mayer | u.u = val; |
1568 | 0487d6a8 | j_mayer | /* NaN are not treated the same way IEEE 754 does */
|
1569 | 0487d6a8 | j_mayer | if (unlikely(isnan(u.f)))
|
1570 | 0487d6a8 | j_mayer | return 0; |
1571 | 0487d6a8 | j_mayer | |
1572 | 0487d6a8 | j_mayer | return float32_to_int32_round_to_zero(u.f, &env->spe_status);
|
1573 | 0487d6a8 | j_mayer | } |
1574 | 0487d6a8 | j_mayer | |
1575 | b068d6a7 | j_mayer | static always_inline uint32_t _do_efsctuiz (uint32_t val)
|
1576 | 0487d6a8 | j_mayer | { |
1577 | 0487d6a8 | j_mayer | union {
|
1578 | 0487d6a8 | j_mayer | int32_t u; |
1579 | 0487d6a8 | j_mayer | float32 f; |
1580 | 0487d6a8 | j_mayer | } u; |
1581 | 0487d6a8 | j_mayer | |
1582 | 0487d6a8 | j_mayer | u.u = val; |
1583 | 0487d6a8 | j_mayer | /* NaN are not treated the same way IEEE 754 does */
|
1584 | 0487d6a8 | j_mayer | if (unlikely(isnan(u.f)))
|
1585 | 0487d6a8 | j_mayer | return 0; |
1586 | 0487d6a8 | j_mayer | |
1587 | 0487d6a8 | j_mayer | return float32_to_uint32_round_to_zero(u.f, &env->spe_status);
|
1588 | 0487d6a8 | j_mayer | } |
1589 | 0487d6a8 | j_mayer | |
1590 | 0487d6a8 | j_mayer | void do_efscfsi (void) |
1591 | 0487d6a8 | j_mayer | { |
1592 | 0487d6a8 | j_mayer | T0_64 = _do_efscfsi(T0_64); |
1593 | 0487d6a8 | j_mayer | } |
1594 | 0487d6a8 | j_mayer | |
1595 | 0487d6a8 | j_mayer | void do_efscfui (void) |
1596 | 0487d6a8 | j_mayer | { |
1597 | 0487d6a8 | j_mayer | T0_64 = _do_efscfui(T0_64); |
1598 | 0487d6a8 | j_mayer | } |
1599 | 0487d6a8 | j_mayer | |
1600 | 0487d6a8 | j_mayer | void do_efsctsi (void) |
1601 | 0487d6a8 | j_mayer | { |
1602 | 0487d6a8 | j_mayer | T0_64 = _do_efsctsi(T0_64); |
1603 | 0487d6a8 | j_mayer | } |
1604 | 0487d6a8 | j_mayer | |
1605 | 0487d6a8 | j_mayer | void do_efsctui (void) |
1606 | 0487d6a8 | j_mayer | { |
1607 | 0487d6a8 | j_mayer | T0_64 = _do_efsctui(T0_64); |
1608 | 0487d6a8 | j_mayer | } |
1609 | 0487d6a8 | j_mayer | |
1610 | 0487d6a8 | j_mayer | void do_efsctsiz (void) |
1611 | 0487d6a8 | j_mayer | { |
1612 | 0487d6a8 | j_mayer | T0_64 = _do_efsctsiz(T0_64); |
1613 | 0487d6a8 | j_mayer | } |
1614 | 0487d6a8 | j_mayer | |
1615 | 0487d6a8 | j_mayer | void do_efsctuiz (void) |
1616 | 0487d6a8 | j_mayer | { |
1617 | 0487d6a8 | j_mayer | T0_64 = _do_efsctuiz(T0_64); |
1618 | 0487d6a8 | j_mayer | } |
1619 | 0487d6a8 | j_mayer | |
1620 | 0487d6a8 | j_mayer | /* Single precision floating-point conversion to/from fractional */
|
1621 | b068d6a7 | j_mayer | static always_inline uint32_t _do_efscfsf (uint32_t val)
|
1622 | 0487d6a8 | j_mayer | { |
1623 | 0487d6a8 | j_mayer | union {
|
1624 | 0487d6a8 | j_mayer | uint32_t u; |
1625 | 0487d6a8 | j_mayer | float32 f; |
1626 | 0487d6a8 | j_mayer | } u; |
1627 | 0487d6a8 | j_mayer | float32 tmp; |
1628 | 0487d6a8 | j_mayer | |
1629 | 0487d6a8 | j_mayer | u.f = int32_to_float32(val, &env->spe_status); |
1630 | 0487d6a8 | j_mayer | tmp = int64_to_float32(1ULL << 32, &env->spe_status); |
1631 | 0487d6a8 | j_mayer | u.f = float32_div(u.f, tmp, &env->spe_status); |
1632 | 0487d6a8 | j_mayer | |
1633 | 0487d6a8 | j_mayer | return u.u;
|
1634 | 0487d6a8 | j_mayer | } |
1635 | 0487d6a8 | j_mayer | |
1636 | b068d6a7 | j_mayer | static always_inline uint32_t _do_efscfuf (uint32_t val)
|
1637 | 0487d6a8 | j_mayer | { |
1638 | 0487d6a8 | j_mayer | union {
|
1639 | 0487d6a8 | j_mayer | uint32_t u; |
1640 | 0487d6a8 | j_mayer | float32 f; |
1641 | 0487d6a8 | j_mayer | } u; |
1642 | 0487d6a8 | j_mayer | float32 tmp; |
1643 | 0487d6a8 | j_mayer | |
1644 | 0487d6a8 | j_mayer | u.f = uint32_to_float32(val, &env->spe_status); |
1645 | 0487d6a8 | j_mayer | tmp = uint64_to_float32(1ULL << 32, &env->spe_status); |
1646 | 0487d6a8 | j_mayer | u.f = float32_div(u.f, tmp, &env->spe_status); |
1647 | 0487d6a8 | j_mayer | |
1648 | 0487d6a8 | j_mayer | return u.u;
|
1649 | 0487d6a8 | j_mayer | } |
1650 | 0487d6a8 | j_mayer | |
1651 | b068d6a7 | j_mayer | static always_inline int32_t _do_efsctsf (uint32_t val)
|
1652 | 0487d6a8 | j_mayer | { |
1653 | 0487d6a8 | j_mayer | union {
|
1654 | 0487d6a8 | j_mayer | int32_t u; |
1655 | 0487d6a8 | j_mayer | float32 f; |
1656 | 0487d6a8 | j_mayer | } u; |
1657 | 0487d6a8 | j_mayer | float32 tmp; |
1658 | 0487d6a8 | j_mayer | |
1659 | 0487d6a8 | j_mayer | u.u = val; |
1660 | 0487d6a8 | j_mayer | /* NaN are not treated the same way IEEE 754 does */
|
1661 | 0487d6a8 | j_mayer | if (unlikely(isnan(u.f)))
|
1662 | 0487d6a8 | j_mayer | return 0; |
1663 | 0487d6a8 | j_mayer | tmp = uint64_to_float32(1ULL << 32, &env->spe_status); |
1664 | 0487d6a8 | j_mayer | u.f = float32_mul(u.f, tmp, &env->spe_status); |
1665 | 0487d6a8 | j_mayer | |
1666 | 0487d6a8 | j_mayer | return float32_to_int32(u.f, &env->spe_status);
|
1667 | 0487d6a8 | j_mayer | } |
1668 | 0487d6a8 | j_mayer | |
1669 | b068d6a7 | j_mayer | static always_inline uint32_t _do_efsctuf (uint32_t val)
|
1670 | 0487d6a8 | j_mayer | { |
1671 | 0487d6a8 | j_mayer | union {
|
1672 | 0487d6a8 | j_mayer | int32_t u; |
1673 | 0487d6a8 | j_mayer | float32 f; |
1674 | 0487d6a8 | j_mayer | } u; |
1675 | 0487d6a8 | j_mayer | float32 tmp; |
1676 | 0487d6a8 | j_mayer | |
1677 | 0487d6a8 | j_mayer | u.u = val; |
1678 | 0487d6a8 | j_mayer | /* NaN are not treated the same way IEEE 754 does */
|
1679 | 0487d6a8 | j_mayer | if (unlikely(isnan(u.f)))
|
1680 | 0487d6a8 | j_mayer | return 0; |
1681 | 0487d6a8 | j_mayer | tmp = uint64_to_float32(1ULL << 32, &env->spe_status); |
1682 | 0487d6a8 | j_mayer | u.f = float32_mul(u.f, tmp, &env->spe_status); |
1683 | 0487d6a8 | j_mayer | |
1684 | 0487d6a8 | j_mayer | return float32_to_uint32(u.f, &env->spe_status);
|
1685 | 0487d6a8 | j_mayer | } |
1686 | 0487d6a8 | j_mayer | |
1687 | b068d6a7 | j_mayer | static always_inline int32_t _do_efsctsfz (uint32_t val)
|
1688 | 0487d6a8 | j_mayer | { |
1689 | 0487d6a8 | j_mayer | union {
|
1690 | 0487d6a8 | j_mayer | int32_t u; |
1691 | 0487d6a8 | j_mayer | float32 f; |
1692 | 0487d6a8 | j_mayer | } u; |
1693 | 0487d6a8 | j_mayer | float32 tmp; |
1694 | 0487d6a8 | j_mayer | |
1695 | 0487d6a8 | j_mayer | u.u = val; |
1696 | 0487d6a8 | j_mayer | /* NaN are not treated the same way IEEE 754 does */
|
1697 | 0487d6a8 | j_mayer | if (unlikely(isnan(u.f)))
|
1698 | 0487d6a8 | j_mayer | return 0; |
1699 | 0487d6a8 | j_mayer | tmp = uint64_to_float32(1ULL << 32, &env->spe_status); |
1700 | 0487d6a8 | j_mayer | u.f = float32_mul(u.f, tmp, &env->spe_status); |
1701 | 0487d6a8 | j_mayer | |
1702 | 0487d6a8 | j_mayer | return float32_to_int32_round_to_zero(u.f, &env->spe_status);
|
1703 | 0487d6a8 | j_mayer | } |
1704 | 0487d6a8 | j_mayer | |
1705 | b068d6a7 | j_mayer | static always_inline uint32_t _do_efsctufz (uint32_t val)
|
1706 | 0487d6a8 | j_mayer | { |
1707 | 0487d6a8 | j_mayer | union {
|
1708 | 0487d6a8 | j_mayer | int32_t u; |
1709 | 0487d6a8 | j_mayer | float32 f; |
1710 | 0487d6a8 | j_mayer | } u; |
1711 | 0487d6a8 | j_mayer | float32 tmp; |
1712 | 0487d6a8 | j_mayer | |
1713 | 0487d6a8 | j_mayer | u.u = val; |
1714 | 0487d6a8 | j_mayer | /* NaN are not treated the same way IEEE 754 does */
|
1715 | 0487d6a8 | j_mayer | if (unlikely(isnan(u.f)))
|
1716 | 0487d6a8 | j_mayer | return 0; |
1717 | 0487d6a8 | j_mayer | tmp = uint64_to_float32(1ULL << 32, &env->spe_status); |
1718 | 0487d6a8 | j_mayer | u.f = float32_mul(u.f, tmp, &env->spe_status); |
1719 | 0487d6a8 | j_mayer | |
1720 | 0487d6a8 | j_mayer | return float32_to_uint32_round_to_zero(u.f, &env->spe_status);
|
1721 | 0487d6a8 | j_mayer | } |
1722 | 0487d6a8 | j_mayer | |
1723 | 0487d6a8 | j_mayer | void do_efscfsf (void) |
1724 | 0487d6a8 | j_mayer | { |
1725 | 0487d6a8 | j_mayer | T0_64 = _do_efscfsf(T0_64); |
1726 | 0487d6a8 | j_mayer | } |
1727 | 0487d6a8 | j_mayer | |
1728 | 0487d6a8 | j_mayer | void do_efscfuf (void) |
1729 | 0487d6a8 | j_mayer | { |
1730 | 0487d6a8 | j_mayer | T0_64 = _do_efscfuf(T0_64); |
1731 | 0487d6a8 | j_mayer | } |
1732 | 0487d6a8 | j_mayer | |
1733 | 0487d6a8 | j_mayer | void do_efsctsf (void) |
1734 | 0487d6a8 | j_mayer | { |
1735 | 0487d6a8 | j_mayer | T0_64 = _do_efsctsf(T0_64); |
1736 | 0487d6a8 | j_mayer | } |
1737 | 0487d6a8 | j_mayer | |
1738 | 0487d6a8 | j_mayer | void do_efsctuf (void) |
1739 | 0487d6a8 | j_mayer | { |
1740 | 0487d6a8 | j_mayer | T0_64 = _do_efsctuf(T0_64); |
1741 | 0487d6a8 | j_mayer | } |
1742 | 0487d6a8 | j_mayer | |
1743 | 0487d6a8 | j_mayer | void do_efsctsfz (void) |
1744 | 0487d6a8 | j_mayer | { |
1745 | 0487d6a8 | j_mayer | T0_64 = _do_efsctsfz(T0_64); |
1746 | 0487d6a8 | j_mayer | } |
1747 | 0487d6a8 | j_mayer | |
1748 | 0487d6a8 | j_mayer | void do_efsctufz (void) |
1749 | 0487d6a8 | j_mayer | { |
1750 | 0487d6a8 | j_mayer | T0_64 = _do_efsctufz(T0_64); |
1751 | 0487d6a8 | j_mayer | } |
1752 | 0487d6a8 | j_mayer | |
1753 | 0487d6a8 | j_mayer | /* Double precision floating point helpers */
|
1754 | b068d6a7 | j_mayer | static always_inline int _do_efdcmplt (uint64_t op1, uint64_t op2) |
1755 | 0487d6a8 | j_mayer | { |
1756 | 0487d6a8 | j_mayer | /* XXX: TODO: test special values (NaN, infinites, ...) */
|
1757 | 0487d6a8 | j_mayer | return _do_efdtstlt(op1, op2);
|
1758 | 0487d6a8 | j_mayer | } |
1759 | 0487d6a8 | j_mayer | |
1760 | b068d6a7 | j_mayer | static always_inline int _do_efdcmpgt (uint64_t op1, uint64_t op2) |
1761 | 0487d6a8 | j_mayer | { |
1762 | 0487d6a8 | j_mayer | /* XXX: TODO: test special values (NaN, infinites, ...) */
|
1763 | 0487d6a8 | j_mayer | return _do_efdtstgt(op1, op2);
|
1764 | 0487d6a8 | j_mayer | } |
1765 | 0487d6a8 | j_mayer | |
1766 | b068d6a7 | j_mayer | static always_inline int _do_efdcmpeq (uint64_t op1, uint64_t op2) |
1767 | 0487d6a8 | j_mayer | { |
1768 | 0487d6a8 | j_mayer | /* XXX: TODO: test special values (NaN, infinites, ...) */
|
1769 | 0487d6a8 | j_mayer | return _do_efdtsteq(op1, op2);
|
1770 | 0487d6a8 | j_mayer | } |
1771 | 0487d6a8 | j_mayer | |
1772 | 0487d6a8 | j_mayer | void do_efdcmplt (void) |
1773 | 0487d6a8 | j_mayer | { |
1774 | 0487d6a8 | j_mayer | T0 = _do_efdcmplt(T0_64, T1_64); |
1775 | 0487d6a8 | j_mayer | } |
1776 | 0487d6a8 | j_mayer | |
1777 | 0487d6a8 | j_mayer | void do_efdcmpgt (void) |
1778 | 0487d6a8 | j_mayer | { |
1779 | 0487d6a8 | j_mayer | T0 = _do_efdcmpgt(T0_64, T1_64); |
1780 | 0487d6a8 | j_mayer | } |
1781 | 0487d6a8 | j_mayer | |
1782 | 0487d6a8 | j_mayer | void do_efdcmpeq (void) |
1783 | 0487d6a8 | j_mayer | { |
1784 | 0487d6a8 | j_mayer | T0 = _do_efdcmpeq(T0_64, T1_64); |
1785 | 0487d6a8 | j_mayer | } |
1786 | 0487d6a8 | j_mayer | |
1787 | 0487d6a8 | j_mayer | /* Double precision floating-point conversion to/from integer */
|
1788 | b068d6a7 | j_mayer | static always_inline uint64_t _do_efdcfsi (int64_t val)
|
1789 | 0487d6a8 | j_mayer | { |
1790 | 0487d6a8 | j_mayer | union {
|
1791 | 0487d6a8 | j_mayer | uint64_t u; |
1792 | 0487d6a8 | j_mayer | float64 f; |
1793 | 0487d6a8 | j_mayer | } u; |
1794 | 0487d6a8 | j_mayer | |
1795 | 0487d6a8 | j_mayer | u.f = int64_to_float64(val, &env->spe_status); |
1796 | 0487d6a8 | j_mayer | |
1797 | 0487d6a8 | j_mayer | return u.u;
|
1798 | 0487d6a8 | j_mayer | } |
1799 | 0487d6a8 | j_mayer | |
1800 | b068d6a7 | j_mayer | static always_inline uint64_t _do_efdcfui (uint64_t val)
|
1801 | 0487d6a8 | j_mayer | { |
1802 | 0487d6a8 | j_mayer | union {
|
1803 | 0487d6a8 | j_mayer | uint64_t u; |
1804 | 0487d6a8 | j_mayer | float64 f; |
1805 | 0487d6a8 | j_mayer | } u; |
1806 | 0487d6a8 | j_mayer | |
1807 | 0487d6a8 | j_mayer | u.f = uint64_to_float64(val, &env->spe_status); |
1808 | 0487d6a8 | j_mayer | |
1809 | 0487d6a8 | j_mayer | return u.u;
|
1810 | 0487d6a8 | j_mayer | } |
1811 | 0487d6a8 | j_mayer | |
1812 | b068d6a7 | j_mayer | static always_inline int64_t _do_efdctsi (uint64_t val)
|
1813 | 0487d6a8 | j_mayer | { |
1814 | 0487d6a8 | j_mayer | union {
|
1815 | 0487d6a8 | j_mayer | int64_t u; |
1816 | 0487d6a8 | j_mayer | float64 f; |
1817 | 0487d6a8 | j_mayer | } u; |
1818 | 0487d6a8 | j_mayer | |
1819 | 0487d6a8 | j_mayer | u.u = val; |
1820 | 0487d6a8 | j_mayer | /* NaN are not treated the same way IEEE 754 does */
|
1821 | 0487d6a8 | j_mayer | if (unlikely(isnan(u.f)))
|
1822 | 0487d6a8 | j_mayer | return 0; |
1823 | 0487d6a8 | j_mayer | |
1824 | 0487d6a8 | j_mayer | return float64_to_int64(u.f, &env->spe_status);
|
1825 | 0487d6a8 | j_mayer | } |
1826 | 0487d6a8 | j_mayer | |
1827 | b068d6a7 | j_mayer | static always_inline uint64_t _do_efdctui (uint64_t val)
|
1828 | 0487d6a8 | j_mayer | { |
1829 | 0487d6a8 | j_mayer | union {
|
1830 | 0487d6a8 | j_mayer | int64_t u; |
1831 | 0487d6a8 | j_mayer | float64 f; |
1832 | 0487d6a8 | j_mayer | } u; |
1833 | 0487d6a8 | j_mayer | |
1834 | 0487d6a8 | j_mayer | u.u = val; |
1835 | 0487d6a8 | j_mayer | /* NaN are not treated the same way IEEE 754 does */
|
1836 | 0487d6a8 | j_mayer | if (unlikely(isnan(u.f)))
|
1837 | 0487d6a8 | j_mayer | return 0; |
1838 | 0487d6a8 | j_mayer | |
1839 | 0487d6a8 | j_mayer | return float64_to_uint64(u.f, &env->spe_status);
|
1840 | 0487d6a8 | j_mayer | } |
1841 | 0487d6a8 | j_mayer | |
1842 | b068d6a7 | j_mayer | static always_inline int64_t _do_efdctsiz (uint64_t val)
|
1843 | 0487d6a8 | j_mayer | { |
1844 | 0487d6a8 | j_mayer | union {
|
1845 | 0487d6a8 | j_mayer | int64_t u; |
1846 | 0487d6a8 | j_mayer | float64 f; |
1847 | 0487d6a8 | j_mayer | } u; |
1848 | 0487d6a8 | j_mayer | |
1849 | 0487d6a8 | j_mayer | u.u = val; |
1850 | 0487d6a8 | j_mayer | /* NaN are not treated the same way IEEE 754 does */
|
1851 | 0487d6a8 | j_mayer | if (unlikely(isnan(u.f)))
|
1852 | 0487d6a8 | j_mayer | return 0; |
1853 | 0487d6a8 | j_mayer | |
1854 | 0487d6a8 | j_mayer | return float64_to_int64_round_to_zero(u.f, &env->spe_status);
|
1855 | 0487d6a8 | j_mayer | } |
1856 | 0487d6a8 | j_mayer | |
1857 | b068d6a7 | j_mayer | static always_inline uint64_t _do_efdctuiz (uint64_t val)
|
1858 | 0487d6a8 | j_mayer | { |
1859 | 0487d6a8 | j_mayer | union {
|
1860 | 0487d6a8 | j_mayer | int64_t u; |
1861 | 0487d6a8 | j_mayer | float64 f; |
1862 | 0487d6a8 | j_mayer | } u; |
1863 | 0487d6a8 | j_mayer | |
1864 | 0487d6a8 | j_mayer | u.u = val; |
1865 | 0487d6a8 | j_mayer | /* NaN are not treated the same way IEEE 754 does */
|
1866 | 0487d6a8 | j_mayer | if (unlikely(isnan(u.f)))
|
1867 | 0487d6a8 | j_mayer | return 0; |
1868 | 0487d6a8 | j_mayer | |
1869 | 0487d6a8 | j_mayer | return float64_to_uint64_round_to_zero(u.f, &env->spe_status);
|
1870 | 0487d6a8 | j_mayer | } |
1871 | 0487d6a8 | j_mayer | |
1872 | 0487d6a8 | j_mayer | void do_efdcfsi (void) |
1873 | 0487d6a8 | j_mayer | { |
1874 | 0487d6a8 | j_mayer | T0_64 = _do_efdcfsi(T0_64); |
1875 | 0487d6a8 | j_mayer | } |
1876 | 0487d6a8 | j_mayer | |
1877 | 0487d6a8 | j_mayer | void do_efdcfui (void) |
1878 | 0487d6a8 | j_mayer | { |
1879 | 0487d6a8 | j_mayer | T0_64 = _do_efdcfui(T0_64); |
1880 | 0487d6a8 | j_mayer | } |
1881 | 0487d6a8 | j_mayer | |
1882 | 0487d6a8 | j_mayer | void do_efdctsi (void) |
1883 | 0487d6a8 | j_mayer | { |
1884 | 0487d6a8 | j_mayer | T0_64 = _do_efdctsi(T0_64); |
1885 | 0487d6a8 | j_mayer | } |
1886 | 0487d6a8 | j_mayer | |
1887 | 0487d6a8 | j_mayer | void do_efdctui (void) |
1888 | 0487d6a8 | j_mayer | { |
1889 | 0487d6a8 | j_mayer | T0_64 = _do_efdctui(T0_64); |
1890 | 0487d6a8 | j_mayer | } |
1891 | 0487d6a8 | j_mayer | |
1892 | 0487d6a8 | j_mayer | void do_efdctsiz (void) |
1893 | 0487d6a8 | j_mayer | { |
1894 | 0487d6a8 | j_mayer | T0_64 = _do_efdctsiz(T0_64); |
1895 | 0487d6a8 | j_mayer | } |
1896 | 0487d6a8 | j_mayer | |
1897 | 0487d6a8 | j_mayer | void do_efdctuiz (void) |
1898 | 0487d6a8 | j_mayer | { |
1899 | 0487d6a8 | j_mayer | T0_64 = _do_efdctuiz(T0_64); |
1900 | 0487d6a8 | j_mayer | } |
1901 | 0487d6a8 | j_mayer | |
1902 | 0487d6a8 | j_mayer | /* Double precision floating-point conversion to/from fractional */
|
1903 | b068d6a7 | j_mayer | static always_inline uint64_t _do_efdcfsf (int64_t val)
|
1904 | 0487d6a8 | j_mayer | { |
1905 | 0487d6a8 | j_mayer | union {
|
1906 | 0487d6a8 | j_mayer | uint64_t u; |
1907 | 0487d6a8 | j_mayer | float64 f; |
1908 | 0487d6a8 | j_mayer | } u; |
1909 | 0487d6a8 | j_mayer | float64 tmp; |
1910 | 0487d6a8 | j_mayer | |
1911 | 0487d6a8 | j_mayer | u.f = int32_to_float64(val, &env->spe_status); |
1912 | 0487d6a8 | j_mayer | tmp = int64_to_float64(1ULL << 32, &env->spe_status); |
1913 | 0487d6a8 | j_mayer | u.f = float64_div(u.f, tmp, &env->spe_status); |
1914 | 0487d6a8 | j_mayer | |
1915 | 0487d6a8 | j_mayer | return u.u;
|
1916 | 0487d6a8 | j_mayer | } |
1917 | 0487d6a8 | j_mayer | |
1918 | b068d6a7 | j_mayer | static always_inline uint64_t _do_efdcfuf (uint64_t val)
|
1919 | 0487d6a8 | j_mayer | { |
1920 | 0487d6a8 | j_mayer | union {
|
1921 | 0487d6a8 | j_mayer | uint64_t u; |
1922 | 0487d6a8 | j_mayer | float64 f; |
1923 | 0487d6a8 | j_mayer | } u; |
1924 | 0487d6a8 | j_mayer | float64 tmp; |
1925 | 0487d6a8 | j_mayer | |
1926 | 0487d6a8 | j_mayer | u.f = uint32_to_float64(val, &env->spe_status); |
1927 | 0487d6a8 | j_mayer | tmp = int64_to_float64(1ULL << 32, &env->spe_status); |
1928 | 0487d6a8 | j_mayer | u.f = float64_div(u.f, tmp, &env->spe_status); |
1929 | 0487d6a8 | j_mayer | |
1930 | 0487d6a8 | j_mayer | return u.u;
|
1931 | 0487d6a8 | j_mayer | } |
1932 | 0487d6a8 | j_mayer | |
1933 | b068d6a7 | j_mayer | static always_inline int64_t _do_efdctsf (uint64_t val)
|
1934 | 0487d6a8 | j_mayer | { |
1935 | 0487d6a8 | j_mayer | union {
|
1936 | 0487d6a8 | j_mayer | int64_t u; |
1937 | 0487d6a8 | j_mayer | float64 f; |
1938 | 0487d6a8 | j_mayer | } u; |
1939 | 0487d6a8 | j_mayer | float64 tmp; |
1940 | 0487d6a8 | j_mayer | |
1941 | 0487d6a8 | j_mayer | u.u = val; |
1942 | 0487d6a8 | j_mayer | /* NaN are not treated the same way IEEE 754 does */
|
1943 | 0487d6a8 | j_mayer | if (unlikely(isnan(u.f)))
|
1944 | 0487d6a8 | j_mayer | return 0; |
1945 | 0487d6a8 | j_mayer | tmp = uint64_to_float64(1ULL << 32, &env->spe_status); |
1946 | 0487d6a8 | j_mayer | u.f = float64_mul(u.f, tmp, &env->spe_status); |
1947 | 0487d6a8 | j_mayer | |
1948 | 0487d6a8 | j_mayer | return float64_to_int32(u.f, &env->spe_status);
|
1949 | 0487d6a8 | j_mayer | } |
1950 | 0487d6a8 | j_mayer | |
1951 | b068d6a7 | j_mayer | static always_inline uint64_t _do_efdctuf (uint64_t val)
|
1952 | 0487d6a8 | j_mayer | { |
1953 | 0487d6a8 | j_mayer | union {
|
1954 | 0487d6a8 | j_mayer | int64_t u; |
1955 | 0487d6a8 | j_mayer | float64 f; |
1956 | 0487d6a8 | j_mayer | } u; |
1957 | 0487d6a8 | j_mayer | float64 tmp; |
1958 | 0487d6a8 | j_mayer | |
1959 | 0487d6a8 | j_mayer | u.u = val; |
1960 | 0487d6a8 | j_mayer | /* NaN are not treated the same way IEEE 754 does */
|
1961 | 0487d6a8 | j_mayer | if (unlikely(isnan(u.f)))
|
1962 | 0487d6a8 | j_mayer | return 0; |
1963 | 0487d6a8 | j_mayer | tmp = uint64_to_float64(1ULL << 32, &env->spe_status); |
1964 | 0487d6a8 | j_mayer | u.f = float64_mul(u.f, tmp, &env->spe_status); |
1965 | 0487d6a8 | j_mayer | |
1966 | 0487d6a8 | j_mayer | return float64_to_uint32(u.f, &env->spe_status);
|
1967 | 0487d6a8 | j_mayer | } |
1968 | 0487d6a8 | j_mayer | |
1969 | b068d6a7 | j_mayer | static always_inline int64_t _do_efdctsfz (uint64_t val)
|
1970 | 0487d6a8 | j_mayer | { |
1971 | 0487d6a8 | j_mayer | union {
|
1972 | 0487d6a8 | j_mayer | int64_t u; |
1973 | 0487d6a8 | j_mayer | float64 f; |
1974 | 0487d6a8 | j_mayer | } u; |
1975 | 0487d6a8 | j_mayer | float64 tmp; |
1976 | 0487d6a8 | j_mayer | |
1977 | 0487d6a8 | j_mayer | u.u = val; |
1978 | 0487d6a8 | j_mayer | /* NaN are not treated the same way IEEE 754 does */
|
1979 | 0487d6a8 | j_mayer | if (unlikely(isnan(u.f)))
|
1980 | 0487d6a8 | j_mayer | return 0; |
1981 | 0487d6a8 | j_mayer | tmp = uint64_to_float64(1ULL << 32, &env->spe_status); |
1982 | 0487d6a8 | j_mayer | u.f = float64_mul(u.f, tmp, &env->spe_status); |
1983 | 0487d6a8 | j_mayer | |
1984 | 0487d6a8 | j_mayer | return float64_to_int32_round_to_zero(u.f, &env->spe_status);
|
1985 | 0487d6a8 | j_mayer | } |
1986 | 0487d6a8 | j_mayer | |
1987 | b068d6a7 | j_mayer | static always_inline uint64_t _do_efdctufz (uint64_t val)
|
1988 | 0487d6a8 | j_mayer | { |
1989 | 0487d6a8 | j_mayer | union {
|
1990 | 0487d6a8 | j_mayer | int64_t u; |
1991 | 0487d6a8 | j_mayer | float64 f; |
1992 | 0487d6a8 | j_mayer | } u; |
1993 | 0487d6a8 | j_mayer | float64 tmp; |
1994 | 0487d6a8 | j_mayer | |
1995 | 0487d6a8 | j_mayer | u.u = val; |
1996 | 0487d6a8 | j_mayer | /* NaN are not treated the same way IEEE 754 does */
|
1997 | 0487d6a8 | j_mayer | if (unlikely(isnan(u.f)))
|
1998 | 0487d6a8 | j_mayer | return 0; |
1999 | 0487d6a8 | j_mayer | tmp = uint64_to_float64(1ULL << 32, &env->spe_status); |
2000 | 0487d6a8 | j_mayer | u.f = float64_mul(u.f, tmp, &env->spe_status); |
2001 | 0487d6a8 | j_mayer | |
2002 | 0487d6a8 | j_mayer | return float64_to_uint32_round_to_zero(u.f, &env->spe_status);
|
2003 | 0487d6a8 | j_mayer | } |
2004 | 0487d6a8 | j_mayer | |
2005 | 0487d6a8 | j_mayer | void do_efdcfsf (void) |
2006 | 0487d6a8 | j_mayer | { |
2007 | 0487d6a8 | j_mayer | T0_64 = _do_efdcfsf(T0_64); |
2008 | 0487d6a8 | j_mayer | } |
2009 | 0487d6a8 | j_mayer | |
2010 | 0487d6a8 | j_mayer | void do_efdcfuf (void) |
2011 | 0487d6a8 | j_mayer | { |
2012 | 0487d6a8 | j_mayer | T0_64 = _do_efdcfuf(T0_64); |
2013 | 0487d6a8 | j_mayer | } |
2014 | 0487d6a8 | j_mayer | |
2015 | 0487d6a8 | j_mayer | void do_efdctsf (void) |
2016 | 0487d6a8 | j_mayer | { |
2017 | 0487d6a8 | j_mayer | T0_64 = _do_efdctsf(T0_64); |
2018 | 0487d6a8 | j_mayer | } |
2019 | 0487d6a8 | j_mayer | |
2020 | 0487d6a8 | j_mayer | void do_efdctuf (void) |
2021 | 0487d6a8 | j_mayer | { |
2022 | 0487d6a8 | j_mayer | T0_64 = _do_efdctuf(T0_64); |
2023 | 0487d6a8 | j_mayer | } |
2024 | 0487d6a8 | j_mayer | |
2025 | 0487d6a8 | j_mayer | void do_efdctsfz (void) |
2026 | 0487d6a8 | j_mayer | { |
2027 | 0487d6a8 | j_mayer | T0_64 = _do_efdctsfz(T0_64); |
2028 | 0487d6a8 | j_mayer | } |
2029 | 0487d6a8 | j_mayer | |
2030 | 0487d6a8 | j_mayer | void do_efdctufz (void) |
2031 | 0487d6a8 | j_mayer | { |
2032 | 0487d6a8 | j_mayer | T0_64 = _do_efdctufz(T0_64); |
2033 | 0487d6a8 | j_mayer | } |
2034 | 0487d6a8 | j_mayer | |
2035 | 0487d6a8 | j_mayer | /* Floating point conversion between single and double precision */
|
2036 | b068d6a7 | j_mayer | static always_inline uint32_t _do_efscfd (uint64_t val)
|
2037 | 0487d6a8 | j_mayer | { |
2038 | 0487d6a8 | j_mayer | union {
|
2039 | 0487d6a8 | j_mayer | uint64_t u; |
2040 | 0487d6a8 | j_mayer | float64 f; |
2041 | 0487d6a8 | j_mayer | } u1; |
2042 | 0487d6a8 | j_mayer | union {
|
2043 | 0487d6a8 | j_mayer | uint32_t u; |
2044 | 0487d6a8 | j_mayer | float32 f; |
2045 | 0487d6a8 | j_mayer | } u2; |
2046 | 0487d6a8 | j_mayer | |
2047 | 0487d6a8 | j_mayer | u1.u = val; |
2048 | 0487d6a8 | j_mayer | u2.f = float64_to_float32(u1.f, &env->spe_status); |
2049 | 0487d6a8 | j_mayer | |
2050 | 0487d6a8 | j_mayer | return u2.u;
|
2051 | 0487d6a8 | j_mayer | } |
2052 | 0487d6a8 | j_mayer | |
2053 | b068d6a7 | j_mayer | static always_inline uint64_t _do_efdcfs (uint32_t val)
|
2054 | 0487d6a8 | j_mayer | { |
2055 | 0487d6a8 | j_mayer | union {
|
2056 | 0487d6a8 | j_mayer | uint64_t u; |
2057 | 0487d6a8 | j_mayer | float64 f; |
2058 | 0487d6a8 | j_mayer | } u2; |
2059 | 0487d6a8 | j_mayer | union {
|
2060 | 0487d6a8 | j_mayer | uint32_t u; |
2061 | 0487d6a8 | j_mayer | float32 f; |
2062 | 0487d6a8 | j_mayer | } u1; |
2063 | 0487d6a8 | j_mayer | |
2064 | 0487d6a8 | j_mayer | u1.u = val; |
2065 | 0487d6a8 | j_mayer | u2.f = float32_to_float64(u1.f, &env->spe_status); |
2066 | 0487d6a8 | j_mayer | |
2067 | 0487d6a8 | j_mayer | return u2.u;
|
2068 | 0487d6a8 | j_mayer | } |
2069 | 0487d6a8 | j_mayer | |
2070 | 0487d6a8 | j_mayer | void do_efscfd (void) |
2071 | 0487d6a8 | j_mayer | { |
2072 | 0487d6a8 | j_mayer | T0_64 = _do_efscfd(T0_64); |
2073 | 0487d6a8 | j_mayer | } |
2074 | 0487d6a8 | j_mayer | |
2075 | 0487d6a8 | j_mayer | void do_efdcfs (void) |
2076 | 0487d6a8 | j_mayer | { |
2077 | 0487d6a8 | j_mayer | T0_64 = _do_efdcfs(T0_64); |
2078 | 0487d6a8 | j_mayer | } |
2079 | 0487d6a8 | j_mayer | |
2080 | 0487d6a8 | j_mayer | /* Single precision fixed-point vector arithmetic */
|
2081 | 0487d6a8 | j_mayer | /* evfsabs */
|
2082 | 0487d6a8 | j_mayer | DO_SPE_OP1(fsabs); |
2083 | 0487d6a8 | j_mayer | /* evfsnabs */
|
2084 | 0487d6a8 | j_mayer | DO_SPE_OP1(fsnabs); |
2085 | 0487d6a8 | j_mayer | /* evfsneg */
|
2086 | 0487d6a8 | j_mayer | DO_SPE_OP1(fsneg); |
2087 | 0487d6a8 | j_mayer | /* evfsadd */
|
2088 | 0487d6a8 | j_mayer | DO_SPE_OP2(fsadd); |
2089 | 0487d6a8 | j_mayer | /* evfssub */
|
2090 | 0487d6a8 | j_mayer | DO_SPE_OP2(fssub); |
2091 | 0487d6a8 | j_mayer | /* evfsmul */
|
2092 | 0487d6a8 | j_mayer | DO_SPE_OP2(fsmul); |
2093 | 0487d6a8 | j_mayer | /* evfsdiv */
|
2094 | 0487d6a8 | j_mayer | DO_SPE_OP2(fsdiv); |
2095 | 0487d6a8 | j_mayer | |
2096 | 0487d6a8 | j_mayer | /* Single-precision floating-point comparisons */
|
2097 | b068d6a7 | j_mayer | static always_inline int _do_efscmplt (uint32_t op1, uint32_t op2) |
2098 | 0487d6a8 | j_mayer | { |
2099 | 0487d6a8 | j_mayer | /* XXX: TODO: test special values (NaN, infinites, ...) */
|
2100 | 0487d6a8 | j_mayer | return _do_efststlt(op1, op2);
|
2101 | 0487d6a8 | j_mayer | } |
2102 | 0487d6a8 | j_mayer | |
2103 | b068d6a7 | j_mayer | static always_inline int _do_efscmpgt (uint32_t op1, uint32_t op2) |
2104 | 0487d6a8 | j_mayer | { |
2105 | 0487d6a8 | j_mayer | /* XXX: TODO: test special values (NaN, infinites, ...) */
|
2106 | 0487d6a8 | j_mayer | return _do_efststgt(op1, op2);
|
2107 | 0487d6a8 | j_mayer | } |
2108 | 0487d6a8 | j_mayer | |
2109 | b068d6a7 | j_mayer | static always_inline int _do_efscmpeq (uint32_t op1, uint32_t op2) |
2110 | 0487d6a8 | j_mayer | { |
2111 | 0487d6a8 | j_mayer | /* XXX: TODO: test special values (NaN, infinites, ...) */
|
2112 | 0487d6a8 | j_mayer | return _do_efststeq(op1, op2);
|
2113 | 0487d6a8 | j_mayer | } |
2114 | 0487d6a8 | j_mayer | |
2115 | 0487d6a8 | j_mayer | void do_efscmplt (void) |
2116 | 0487d6a8 | j_mayer | { |
2117 | 0487d6a8 | j_mayer | T0 = _do_efscmplt(T0_64, T1_64); |
2118 | 0487d6a8 | j_mayer | } |
2119 | 0487d6a8 | j_mayer | |
2120 | 0487d6a8 | j_mayer | void do_efscmpgt (void) |
2121 | 0487d6a8 | j_mayer | { |
2122 | 0487d6a8 | j_mayer | T0 = _do_efscmpgt(T0_64, T1_64); |
2123 | 0487d6a8 | j_mayer | } |
2124 | 0487d6a8 | j_mayer | |
2125 | 0487d6a8 | j_mayer | void do_efscmpeq (void) |
2126 | 0487d6a8 | j_mayer | { |
2127 | 0487d6a8 | j_mayer | T0 = _do_efscmpeq(T0_64, T1_64); |
2128 | 0487d6a8 | j_mayer | } |
2129 | 0487d6a8 | j_mayer | |
2130 | 0487d6a8 | j_mayer | /* Single-precision floating-point vector comparisons */
|
2131 | 0487d6a8 | j_mayer | /* evfscmplt */
|
2132 | 0487d6a8 | j_mayer | DO_SPE_CMP(fscmplt); |
2133 | 0487d6a8 | j_mayer | /* evfscmpgt */
|
2134 | 0487d6a8 | j_mayer | DO_SPE_CMP(fscmpgt); |
2135 | 0487d6a8 | j_mayer | /* evfscmpeq */
|
2136 | 0487d6a8 | j_mayer | DO_SPE_CMP(fscmpeq); |
2137 | 0487d6a8 | j_mayer | /* evfststlt */
|
2138 | 0487d6a8 | j_mayer | DO_SPE_CMP(fststlt); |
2139 | 0487d6a8 | j_mayer | /* evfststgt */
|
2140 | 0487d6a8 | j_mayer | DO_SPE_CMP(fststgt); |
2141 | 0487d6a8 | j_mayer | /* evfststeq */
|
2142 | 0487d6a8 | j_mayer | DO_SPE_CMP(fststeq); |
2143 | 0487d6a8 | j_mayer | |
2144 | 0487d6a8 | j_mayer | /* Single-precision floating-point vector conversions */
|
2145 | 0487d6a8 | j_mayer | /* evfscfsi */
|
2146 | 0487d6a8 | j_mayer | DO_SPE_OP1(fscfsi); |
2147 | 0487d6a8 | j_mayer | /* evfscfui */
|
2148 | 0487d6a8 | j_mayer | DO_SPE_OP1(fscfui); |
2149 | 0487d6a8 | j_mayer | /* evfscfuf */
|
2150 | 0487d6a8 | j_mayer | DO_SPE_OP1(fscfuf); |
2151 | 0487d6a8 | j_mayer | /* evfscfsf */
|
2152 | 0487d6a8 | j_mayer | DO_SPE_OP1(fscfsf); |
2153 | 0487d6a8 | j_mayer | /* evfsctsi */
|
2154 | 0487d6a8 | j_mayer | DO_SPE_OP1(fsctsi); |
2155 | 0487d6a8 | j_mayer | /* evfsctui */
|
2156 | 0487d6a8 | j_mayer | DO_SPE_OP1(fsctui); |
2157 | 0487d6a8 | j_mayer | /* evfsctsiz */
|
2158 | 0487d6a8 | j_mayer | DO_SPE_OP1(fsctsiz); |
2159 | 0487d6a8 | j_mayer | /* evfsctuiz */
|
2160 | 0487d6a8 | j_mayer | DO_SPE_OP1(fsctuiz); |
2161 | 0487d6a8 | j_mayer | /* evfsctsf */
|
2162 | 0487d6a8 | j_mayer | DO_SPE_OP1(fsctsf); |
2163 | 0487d6a8 | j_mayer | /* evfsctuf */
|
2164 | 0487d6a8 | j_mayer | DO_SPE_OP1(fsctuf); |
2165 | 35cdaad6 | j_mayer | #endif /* defined(TARGET_PPCEMB) */ |
2166 | 0487d6a8 | j_mayer | |
2167 | fdabc366 | bellard | /*****************************************************************************/
|
2168 | fdabc366 | bellard | /* Softmmu support */
|
2169 | fdabc366 | bellard | #if !defined (CONFIG_USER_ONLY)
|
2170 | fdabc366 | bellard | |
2171 | fdabc366 | bellard | #define MMUSUFFIX _mmu
|
2172 | fdabc366 | bellard | #define GETPC() (__builtin_return_address(0)) |
2173 | fdabc366 | bellard | |
2174 | fdabc366 | bellard | #define SHIFT 0 |
2175 | fdabc366 | bellard | #include "softmmu_template.h" |
2176 | fdabc366 | bellard | |
2177 | fdabc366 | bellard | #define SHIFT 1 |
2178 | fdabc366 | bellard | #include "softmmu_template.h" |
2179 | fdabc366 | bellard | |
2180 | fdabc366 | bellard | #define SHIFT 2 |
2181 | fdabc366 | bellard | #include "softmmu_template.h" |
2182 | fdabc366 | bellard | |
2183 | fdabc366 | bellard | #define SHIFT 3 |
2184 | fdabc366 | bellard | #include "softmmu_template.h" |
2185 | fdabc366 | bellard | |
2186 | fdabc366 | bellard | /* try to fill the TLB and return an exception if error. If retaddr is
|
2187 | fdabc366 | bellard | NULL, it means that the function was called in C code (i.e. not
|
2188 | fdabc366 | bellard | from generated code or from helper.c) */
|
2189 | fdabc366 | bellard | /* XXX: fix it to restore all registers */
|
2190 | 6ebbf390 | j_mayer | void tlb_fill (target_ulong addr, int is_write, int mmu_idx, void *retaddr) |
2191 | fdabc366 | bellard | { |
2192 | fdabc366 | bellard | TranslationBlock *tb; |
2193 | fdabc366 | bellard | CPUState *saved_env; |
2194 | fdabc366 | bellard | target_phys_addr_t pc; |
2195 | fdabc366 | bellard | int ret;
|
2196 | fdabc366 | bellard | |
2197 | fdabc366 | bellard | /* XXX: hack to restore env in all cases, even if not called from
|
2198 | fdabc366 | bellard | generated code */
|
2199 | fdabc366 | bellard | saved_env = env; |
2200 | fdabc366 | bellard | env = cpu_single_env; |
2201 | 6ebbf390 | j_mayer | ret = cpu_ppc_handle_mmu_fault(env, addr, is_write, mmu_idx, 1);
|
2202 | 76a66253 | j_mayer | if (unlikely(ret != 0)) { |
2203 | fdabc366 | bellard | if (likely(retaddr)) {
|
2204 | fdabc366 | bellard | /* now we have a real cpu fault */
|
2205 | a750fc0b | j_mayer | pc = (target_phys_addr_t)(unsigned long)retaddr; |
2206 | fdabc366 | bellard | tb = tb_find_pc(pc); |
2207 | fdabc366 | bellard | if (likely(tb)) {
|
2208 | fdabc366 | bellard | /* the PC is inside the translated code. It means that we have
|
2209 | fdabc366 | bellard | a virtual CPU fault */
|
2210 | fdabc366 | bellard | cpu_restore_state(tb, env, pc, NULL);
|
2211 | 76a66253 | j_mayer | } |
2212 | fdabc366 | bellard | } |
2213 | fdabc366 | bellard | do_raise_exception_err(env->exception_index, env->error_code); |
2214 | fdabc366 | bellard | } |
2215 | fdabc366 | bellard | env = saved_env; |
2216 | 9a64fbe4 | bellard | } |
2217 | 9a64fbe4 | bellard | |
2218 | 76a66253 | j_mayer | /* Software driven TLBs management */
|
2219 | 76a66253 | j_mayer | /* PowerPC 602/603 software TLB load instructions helpers */
|
2220 | 76a66253 | j_mayer | void do_load_6xx_tlb (int is_code) |
2221 | 76a66253 | j_mayer | { |
2222 | 76a66253 | j_mayer | target_ulong RPN, CMP, EPN; |
2223 | 76a66253 | j_mayer | int way;
|
2224 | d9bce9d9 | j_mayer | |
2225 | 76a66253 | j_mayer | RPN = env->spr[SPR_RPA]; |
2226 | 76a66253 | j_mayer | if (is_code) {
|
2227 | 76a66253 | j_mayer | CMP = env->spr[SPR_ICMP]; |
2228 | 76a66253 | j_mayer | EPN = env->spr[SPR_IMISS]; |
2229 | 76a66253 | j_mayer | } else {
|
2230 | 76a66253 | j_mayer | CMP = env->spr[SPR_DCMP]; |
2231 | 76a66253 | j_mayer | EPN = env->spr[SPR_DMISS]; |
2232 | 76a66253 | j_mayer | } |
2233 | 76a66253 | j_mayer | way = (env->spr[SPR_SRR1] >> 17) & 1; |
2234 | 76a66253 | j_mayer | #if defined (DEBUG_SOFTWARE_TLB)
|
2235 | 76a66253 | j_mayer | if (loglevel != 0) { |
2236 | 76a66253 | j_mayer | fprintf(logfile, "%s: EPN %08lx %08lx PTE0 %08lx PTE1 %08lx way %d\n",
|
2237 | 76a66253 | j_mayer | __func__, (unsigned long)T0, (unsigned long)EPN, |
2238 | 76a66253 | j_mayer | (unsigned long)CMP, (unsigned long)RPN, way); |
2239 | 76a66253 | j_mayer | } |
2240 | 76a66253 | j_mayer | #endif
|
2241 | 76a66253 | j_mayer | /* Store this TLB */
|
2242 | d9bce9d9 | j_mayer | ppc6xx_tlb_store(env, (uint32_t)(T0 & TARGET_PAGE_MASK), |
2243 | d9bce9d9 | j_mayer | way, is_code, CMP, RPN); |
2244 | 76a66253 | j_mayer | } |
2245 | 76a66253 | j_mayer | |
2246 | 7dbe11ac | j_mayer | void do_load_74xx_tlb (int is_code) |
2247 | 7dbe11ac | j_mayer | { |
2248 | 7dbe11ac | j_mayer | target_ulong RPN, CMP, EPN; |
2249 | 7dbe11ac | j_mayer | int way;
|
2250 | 7dbe11ac | j_mayer | |
2251 | 7dbe11ac | j_mayer | RPN = env->spr[SPR_PTELO]; |
2252 | 7dbe11ac | j_mayer | CMP = env->spr[SPR_PTEHI]; |
2253 | 7dbe11ac | j_mayer | EPN = env->spr[SPR_TLBMISS] & ~0x3;
|
2254 | 7dbe11ac | j_mayer | way = env->spr[SPR_TLBMISS] & 0x3;
|
2255 | 7dbe11ac | j_mayer | #if defined (DEBUG_SOFTWARE_TLB)
|
2256 | 7dbe11ac | j_mayer | if (loglevel != 0) { |
2257 | 7dbe11ac | j_mayer | fprintf(logfile, "%s: EPN %08lx %08lx PTE0 %08lx PTE1 %08lx way %d\n",
|
2258 | 7dbe11ac | j_mayer | __func__, (unsigned long)T0, (unsigned long)EPN, |
2259 | 7dbe11ac | j_mayer | (unsigned long)CMP, (unsigned long)RPN, way); |
2260 | 7dbe11ac | j_mayer | } |
2261 | 7dbe11ac | j_mayer | #endif
|
2262 | 7dbe11ac | j_mayer | /* Store this TLB */
|
2263 | 7dbe11ac | j_mayer | ppc6xx_tlb_store(env, (uint32_t)(T0 & TARGET_PAGE_MASK), |
2264 | 7dbe11ac | j_mayer | way, is_code, CMP, RPN); |
2265 | 7dbe11ac | j_mayer | } |
2266 | 7dbe11ac | j_mayer | |
2267 | a8dea12f | j_mayer | static target_ulong booke_tlb_to_page_size (int size) |
2268 | a8dea12f | j_mayer | { |
2269 | a8dea12f | j_mayer | return 1024 << (2 * size); |
2270 | a8dea12f | j_mayer | } |
2271 | a8dea12f | j_mayer | |
2272 | a8dea12f | j_mayer | static int booke_page_size_to_tlb (target_ulong page_size) |
2273 | a8dea12f | j_mayer | { |
2274 | a8dea12f | j_mayer | int size;
|
2275 | a8dea12f | j_mayer | |
2276 | a8dea12f | j_mayer | switch (page_size) {
|
2277 | a8dea12f | j_mayer | case 0x00000400UL: |
2278 | a8dea12f | j_mayer | size = 0x0;
|
2279 | a8dea12f | j_mayer | break;
|
2280 | a8dea12f | j_mayer | case 0x00001000UL: |
2281 | a8dea12f | j_mayer | size = 0x1;
|
2282 | a8dea12f | j_mayer | break;
|
2283 | a8dea12f | j_mayer | case 0x00004000UL: |
2284 | a8dea12f | j_mayer | size = 0x2;
|
2285 | a8dea12f | j_mayer | break;
|
2286 | a8dea12f | j_mayer | case 0x00010000UL: |
2287 | a8dea12f | j_mayer | size = 0x3;
|
2288 | a8dea12f | j_mayer | break;
|
2289 | a8dea12f | j_mayer | case 0x00040000UL: |
2290 | a8dea12f | j_mayer | size = 0x4;
|
2291 | a8dea12f | j_mayer | break;
|
2292 | a8dea12f | j_mayer | case 0x00100000UL: |
2293 | a8dea12f | j_mayer | size = 0x5;
|
2294 | a8dea12f | j_mayer | break;
|
2295 | a8dea12f | j_mayer | case 0x00400000UL: |
2296 | a8dea12f | j_mayer | size = 0x6;
|
2297 | a8dea12f | j_mayer | break;
|
2298 | a8dea12f | j_mayer | case 0x01000000UL: |
2299 | a8dea12f | j_mayer | size = 0x7;
|
2300 | a8dea12f | j_mayer | break;
|
2301 | a8dea12f | j_mayer | case 0x04000000UL: |
2302 | a8dea12f | j_mayer | size = 0x8;
|
2303 | a8dea12f | j_mayer | break;
|
2304 | a8dea12f | j_mayer | case 0x10000000UL: |
2305 | a8dea12f | j_mayer | size = 0x9;
|
2306 | a8dea12f | j_mayer | break;
|
2307 | a8dea12f | j_mayer | case 0x40000000UL: |
2308 | a8dea12f | j_mayer | size = 0xA;
|
2309 | a8dea12f | j_mayer | break;
|
2310 | a8dea12f | j_mayer | #if defined (TARGET_PPC64)
|
2311 | a8dea12f | j_mayer | case 0x000100000000ULL: |
2312 | a8dea12f | j_mayer | size = 0xB;
|
2313 | a8dea12f | j_mayer | break;
|
2314 | a8dea12f | j_mayer | case 0x000400000000ULL: |
2315 | a8dea12f | j_mayer | size = 0xC;
|
2316 | a8dea12f | j_mayer | break;
|
2317 | a8dea12f | j_mayer | case 0x001000000000ULL: |
2318 | a8dea12f | j_mayer | size = 0xD;
|
2319 | a8dea12f | j_mayer | break;
|
2320 | a8dea12f | j_mayer | case 0x004000000000ULL: |
2321 | a8dea12f | j_mayer | size = 0xE;
|
2322 | a8dea12f | j_mayer | break;
|
2323 | a8dea12f | j_mayer | case 0x010000000000ULL: |
2324 | a8dea12f | j_mayer | size = 0xF;
|
2325 | a8dea12f | j_mayer | break;
|
2326 | a8dea12f | j_mayer | #endif
|
2327 | a8dea12f | j_mayer | default:
|
2328 | a8dea12f | j_mayer | size = -1;
|
2329 | a8dea12f | j_mayer | break;
|
2330 | a8dea12f | j_mayer | } |
2331 | a8dea12f | j_mayer | |
2332 | a8dea12f | j_mayer | return size;
|
2333 | a8dea12f | j_mayer | } |
2334 | a8dea12f | j_mayer | |
2335 | 76a66253 | j_mayer | /* Helpers for 4xx TLB management */
|
2336 | 76a66253 | j_mayer | void do_4xx_tlbre_lo (void) |
2337 | 76a66253 | j_mayer | { |
2338 | a8dea12f | j_mayer | ppcemb_tlb_t *tlb; |
2339 | a8dea12f | j_mayer | int size;
|
2340 | 76a66253 | j_mayer | |
2341 | 76a66253 | j_mayer | T0 &= 0x3F;
|
2342 | a8dea12f | j_mayer | tlb = &env->tlb[T0].tlbe; |
2343 | a8dea12f | j_mayer | T0 = tlb->EPN; |
2344 | a8dea12f | j_mayer | if (tlb->prot & PAGE_VALID)
|
2345 | a8dea12f | j_mayer | T0 |= 0x400;
|
2346 | a8dea12f | j_mayer | size = booke_page_size_to_tlb(tlb->size); |
2347 | a8dea12f | j_mayer | if (size < 0 || size > 0x7) |
2348 | a8dea12f | j_mayer | size = 1;
|
2349 | a8dea12f | j_mayer | T0 |= size << 7;
|
2350 | a8dea12f | j_mayer | env->spr[SPR_40x_PID] = tlb->PID; |
2351 | 76a66253 | j_mayer | } |
2352 | 76a66253 | j_mayer | |
2353 | 76a66253 | j_mayer | void do_4xx_tlbre_hi (void) |
2354 | 76a66253 | j_mayer | { |
2355 | a8dea12f | j_mayer | ppcemb_tlb_t *tlb; |
2356 | 76a66253 | j_mayer | |
2357 | 76a66253 | j_mayer | T0 &= 0x3F;
|
2358 | a8dea12f | j_mayer | tlb = &env->tlb[T0].tlbe; |
2359 | a8dea12f | j_mayer | T0 = tlb->RPN; |
2360 | a8dea12f | j_mayer | if (tlb->prot & PAGE_EXEC)
|
2361 | a8dea12f | j_mayer | T0 |= 0x200;
|
2362 | a8dea12f | j_mayer | if (tlb->prot & PAGE_WRITE)
|
2363 | a8dea12f | j_mayer | T0 |= 0x100;
|
2364 | 76a66253 | j_mayer | } |
2365 | 76a66253 | j_mayer | |
2366 | c55e9aef | j_mayer | void do_4xx_tlbwe_hi (void) |
2367 | 76a66253 | j_mayer | { |
2368 | a8dea12f | j_mayer | ppcemb_tlb_t *tlb; |
2369 | 76a66253 | j_mayer | target_ulong page, end; |
2370 | 76a66253 | j_mayer | |
2371 | c55e9aef | j_mayer | #if defined (DEBUG_SOFTWARE_TLB)
|
2372 | 6b80055d | j_mayer | if (loglevel != 0) { |
2373 | c55e9aef | j_mayer | fprintf(logfile, "%s T0 " REGX " T1 " REGX "\n", __func__, T0, T1); |
2374 | c55e9aef | j_mayer | } |
2375 | c55e9aef | j_mayer | #endif
|
2376 | 76a66253 | j_mayer | T0 &= 0x3F;
|
2377 | a8dea12f | j_mayer | tlb = &env->tlb[T0].tlbe; |
2378 | 76a66253 | j_mayer | /* Invalidate previous TLB (if it's valid) */
|
2379 | 76a66253 | j_mayer | if (tlb->prot & PAGE_VALID) {
|
2380 | 76a66253 | j_mayer | end = tlb->EPN + tlb->size; |
2381 | c55e9aef | j_mayer | #if defined (DEBUG_SOFTWARE_TLB)
|
2382 | 6b80055d | j_mayer | if (loglevel != 0) { |
2383 | c55e9aef | j_mayer | fprintf(logfile, "%s: invalidate old TLB %d start " ADDRX
|
2384 | c55e9aef | j_mayer | " end " ADDRX "\n", __func__, (int)T0, tlb->EPN, end); |
2385 | c55e9aef | j_mayer | } |
2386 | c55e9aef | j_mayer | #endif
|
2387 | 76a66253 | j_mayer | for (page = tlb->EPN; page < end; page += TARGET_PAGE_SIZE)
|
2388 | 76a66253 | j_mayer | tlb_flush_page(env, page); |
2389 | 76a66253 | j_mayer | } |
2390 | a8dea12f | j_mayer | tlb->size = booke_tlb_to_page_size((T1 >> 7) & 0x7); |
2391 | c294fc58 | j_mayer | /* We cannot handle TLB size < TARGET_PAGE_SIZE.
|
2392 | c294fc58 | j_mayer | * If this ever occurs, one should use the ppcemb target instead
|
2393 | c294fc58 | j_mayer | * of the ppc or ppc64 one
|
2394 | c294fc58 | j_mayer | */
|
2395 | c294fc58 | j_mayer | if ((T1 & 0x40) && tlb->size < TARGET_PAGE_SIZE) { |
2396 | 71c8b8fd | j_mayer | cpu_abort(env, "TLB size " TARGET_FMT_lu " < %u " |
2397 | 71c8b8fd | j_mayer | "are not supported (%d)\n",
|
2398 | c294fc58 | j_mayer | tlb->size, TARGET_PAGE_SIZE, (int)((T1 >> 7) & 0x7)); |
2399 | c294fc58 | j_mayer | } |
2400 | a750fc0b | j_mayer | tlb->EPN = T1 & ~(tlb->size - 1);
|
2401 | c55e9aef | j_mayer | if (T1 & 0x40) |
2402 | 76a66253 | j_mayer | tlb->prot |= PAGE_VALID; |
2403 | 76a66253 | j_mayer | else
|
2404 | 76a66253 | j_mayer | tlb->prot &= ~PAGE_VALID; |
2405 | c294fc58 | j_mayer | if (T1 & 0x20) { |
2406 | c294fc58 | j_mayer | /* XXX: TO BE FIXED */
|
2407 | c294fc58 | j_mayer | cpu_abort(env, "Little-endian TLB entries are not supported by now\n");
|
2408 | c294fc58 | j_mayer | } |
2409 | c55e9aef | j_mayer | tlb->PID = env->spr[SPR_40x_PID]; /* PID */
|
2410 | a8dea12f | j_mayer | tlb->attr = T1 & 0xFF;
|
2411 | c55e9aef | j_mayer | #if defined (DEBUG_SOFTWARE_TLB)
|
2412 | c294fc58 | j_mayer | if (loglevel != 0) { |
2413 | c294fc58 | j_mayer | fprintf(logfile, "%s: set up TLB %d RPN " PADDRX " EPN " ADDRX |
2414 | c55e9aef | j_mayer | " size " ADDRX " prot %c%c%c%c PID %d\n", __func__, |
2415 | 5fafdf24 | ths | (int)T0, tlb->RPN, tlb->EPN, tlb->size,
|
2416 | c55e9aef | j_mayer | tlb->prot & PAGE_READ ? 'r' : '-', |
2417 | c55e9aef | j_mayer | tlb->prot & PAGE_WRITE ? 'w' : '-', |
2418 | c55e9aef | j_mayer | tlb->prot & PAGE_EXEC ? 'x' : '-', |
2419 | c55e9aef | j_mayer | tlb->prot & PAGE_VALID ? 'v' : '-', (int)tlb->PID); |
2420 | c55e9aef | j_mayer | } |
2421 | c55e9aef | j_mayer | #endif
|
2422 | 76a66253 | j_mayer | /* Invalidate new TLB (if valid) */
|
2423 | 76a66253 | j_mayer | if (tlb->prot & PAGE_VALID) {
|
2424 | 76a66253 | j_mayer | end = tlb->EPN + tlb->size; |
2425 | c55e9aef | j_mayer | #if defined (DEBUG_SOFTWARE_TLB)
|
2426 | 6b80055d | j_mayer | if (loglevel != 0) { |
2427 | c55e9aef | j_mayer | fprintf(logfile, "%s: invalidate TLB %d start " ADDRX
|
2428 | c55e9aef | j_mayer | " end " ADDRX "\n", __func__, (int)T0, tlb->EPN, end); |
2429 | c55e9aef | j_mayer | } |
2430 | c55e9aef | j_mayer | #endif
|
2431 | 76a66253 | j_mayer | for (page = tlb->EPN; page < end; page += TARGET_PAGE_SIZE)
|
2432 | 76a66253 | j_mayer | tlb_flush_page(env, page); |
2433 | 76a66253 | j_mayer | } |
2434 | 76a66253 | j_mayer | } |
2435 | 76a66253 | j_mayer | |
2436 | c55e9aef | j_mayer | void do_4xx_tlbwe_lo (void) |
2437 | 76a66253 | j_mayer | { |
2438 | a8dea12f | j_mayer | ppcemb_tlb_t *tlb; |
2439 | 76a66253 | j_mayer | |
2440 | c55e9aef | j_mayer | #if defined (DEBUG_SOFTWARE_TLB)
|
2441 | 6b80055d | j_mayer | if (loglevel != 0) { |
2442 | c55e9aef | j_mayer | fprintf(logfile, "%s T0 " REGX " T1 " REGX "\n", __func__, T0, T1); |
2443 | c55e9aef | j_mayer | } |
2444 | c55e9aef | j_mayer | #endif
|
2445 | 76a66253 | j_mayer | T0 &= 0x3F;
|
2446 | a8dea12f | j_mayer | tlb = &env->tlb[T0].tlbe; |
2447 | 76a66253 | j_mayer | tlb->RPN = T1 & 0xFFFFFC00;
|
2448 | 76a66253 | j_mayer | tlb->prot = PAGE_READ; |
2449 | 76a66253 | j_mayer | if (T1 & 0x200) |
2450 | 76a66253 | j_mayer | tlb->prot |= PAGE_EXEC; |
2451 | 76a66253 | j_mayer | if (T1 & 0x100) |
2452 | 76a66253 | j_mayer | tlb->prot |= PAGE_WRITE; |
2453 | c55e9aef | j_mayer | #if defined (DEBUG_SOFTWARE_TLB)
|
2454 | 6b80055d | j_mayer | if (loglevel != 0) { |
2455 | 6b80055d | j_mayer | fprintf(logfile, "%s: set up TLB %d RPN " PADDRX " EPN " ADDRX |
2456 | c55e9aef | j_mayer | " size " ADDRX " prot %c%c%c%c PID %d\n", __func__, |
2457 | 5fafdf24 | ths | (int)T0, tlb->RPN, tlb->EPN, tlb->size,
|
2458 | c55e9aef | j_mayer | tlb->prot & PAGE_READ ? 'r' : '-', |
2459 | c55e9aef | j_mayer | tlb->prot & PAGE_WRITE ? 'w' : '-', |
2460 | c55e9aef | j_mayer | tlb->prot & PAGE_EXEC ? 'x' : '-', |
2461 | c55e9aef | j_mayer | tlb->prot & PAGE_VALID ? 'v' : '-', (int)tlb->PID); |
2462 | c55e9aef | j_mayer | } |
2463 | c55e9aef | j_mayer | #endif
|
2464 | 76a66253 | j_mayer | } |
2465 | 5eb7995e | j_mayer | |
2466 | a4bb6c3e | j_mayer | /* PowerPC 440 TLB management */
|
2467 | a4bb6c3e | j_mayer | void do_440_tlbwe (int word) |
2468 | 5eb7995e | j_mayer | { |
2469 | 5eb7995e | j_mayer | ppcemb_tlb_t *tlb; |
2470 | a4bb6c3e | j_mayer | target_ulong EPN, RPN, size; |
2471 | 5eb7995e | j_mayer | int do_flush_tlbs;
|
2472 | 5eb7995e | j_mayer | |
2473 | 5eb7995e | j_mayer | #if defined (DEBUG_SOFTWARE_TLB)
|
2474 | 5eb7995e | j_mayer | if (loglevel != 0) { |
2475 | a4bb6c3e | j_mayer | fprintf(logfile, "%s word %d T0 " REGX " T1 " REGX "\n", |
2476 | a4bb6c3e | j_mayer | __func__, word, T0, T1); |
2477 | 5eb7995e | j_mayer | } |
2478 | 5eb7995e | j_mayer | #endif
|
2479 | 5eb7995e | j_mayer | do_flush_tlbs = 0;
|
2480 | 5eb7995e | j_mayer | T0 &= 0x3F;
|
2481 | 5eb7995e | j_mayer | tlb = &env->tlb[T0].tlbe; |
2482 | a4bb6c3e | j_mayer | switch (word) {
|
2483 | a4bb6c3e | j_mayer | default:
|
2484 | a4bb6c3e | j_mayer | /* Just here to please gcc */
|
2485 | a4bb6c3e | j_mayer | case 0: |
2486 | a4bb6c3e | j_mayer | EPN = T1 & 0xFFFFFC00;
|
2487 | a4bb6c3e | j_mayer | if ((tlb->prot & PAGE_VALID) && EPN != tlb->EPN)
|
2488 | 5eb7995e | j_mayer | do_flush_tlbs = 1;
|
2489 | a4bb6c3e | j_mayer | tlb->EPN = EPN; |
2490 | a4bb6c3e | j_mayer | size = booke_tlb_to_page_size((T1 >> 4) & 0xF); |
2491 | a4bb6c3e | j_mayer | if ((tlb->prot & PAGE_VALID) && tlb->size < size)
|
2492 | a4bb6c3e | j_mayer | do_flush_tlbs = 1;
|
2493 | a4bb6c3e | j_mayer | tlb->size = size; |
2494 | a4bb6c3e | j_mayer | tlb->attr &= ~0x1;
|
2495 | a4bb6c3e | j_mayer | tlb->attr |= (T1 >> 8) & 1; |
2496 | a4bb6c3e | j_mayer | if (T1 & 0x200) { |
2497 | a4bb6c3e | j_mayer | tlb->prot |= PAGE_VALID; |
2498 | a4bb6c3e | j_mayer | } else {
|
2499 | a4bb6c3e | j_mayer | if (tlb->prot & PAGE_VALID) {
|
2500 | a4bb6c3e | j_mayer | tlb->prot &= ~PAGE_VALID; |
2501 | a4bb6c3e | j_mayer | do_flush_tlbs = 1;
|
2502 | a4bb6c3e | j_mayer | } |
2503 | 5eb7995e | j_mayer | } |
2504 | a4bb6c3e | j_mayer | tlb->PID = env->spr[SPR_440_MMUCR] & 0x000000FF;
|
2505 | a4bb6c3e | j_mayer | if (do_flush_tlbs)
|
2506 | a4bb6c3e | j_mayer | tlb_flush(env, 1);
|
2507 | a4bb6c3e | j_mayer | break;
|
2508 | a4bb6c3e | j_mayer | case 1: |
2509 | a4bb6c3e | j_mayer | RPN = T1 & 0xFFFFFC0F;
|
2510 | a4bb6c3e | j_mayer | if ((tlb->prot & PAGE_VALID) && tlb->RPN != RPN)
|
2511 | a4bb6c3e | j_mayer | tlb_flush(env, 1);
|
2512 | a4bb6c3e | j_mayer | tlb->RPN = RPN; |
2513 | a4bb6c3e | j_mayer | break;
|
2514 | a4bb6c3e | j_mayer | case 2: |
2515 | a4bb6c3e | j_mayer | tlb->attr = (tlb->attr & 0x1) | (T1 & 0x0000FF00); |
2516 | a4bb6c3e | j_mayer | tlb->prot = tlb->prot & PAGE_VALID; |
2517 | a4bb6c3e | j_mayer | if (T1 & 0x1) |
2518 | a4bb6c3e | j_mayer | tlb->prot |= PAGE_READ << 4;
|
2519 | a4bb6c3e | j_mayer | if (T1 & 0x2) |
2520 | a4bb6c3e | j_mayer | tlb->prot |= PAGE_WRITE << 4;
|
2521 | a4bb6c3e | j_mayer | if (T1 & 0x4) |
2522 | a4bb6c3e | j_mayer | tlb->prot |= PAGE_EXEC << 4;
|
2523 | a4bb6c3e | j_mayer | if (T1 & 0x8) |
2524 | a4bb6c3e | j_mayer | tlb->prot |= PAGE_READ; |
2525 | a4bb6c3e | j_mayer | if (T1 & 0x10) |
2526 | a4bb6c3e | j_mayer | tlb->prot |= PAGE_WRITE; |
2527 | a4bb6c3e | j_mayer | if (T1 & 0x20) |
2528 | a4bb6c3e | j_mayer | tlb->prot |= PAGE_EXEC; |
2529 | a4bb6c3e | j_mayer | break;
|
2530 | 5eb7995e | j_mayer | } |
2531 | 5eb7995e | j_mayer | } |
2532 | 5eb7995e | j_mayer | |
2533 | a4bb6c3e | j_mayer | void do_440_tlbre (int word) |
2534 | 5eb7995e | j_mayer | { |
2535 | 5eb7995e | j_mayer | ppcemb_tlb_t *tlb; |
2536 | 5eb7995e | j_mayer | int size;
|
2537 | 5eb7995e | j_mayer | |
2538 | 5eb7995e | j_mayer | T0 &= 0x3F;
|
2539 | 5eb7995e | j_mayer | tlb = &env->tlb[T0].tlbe; |
2540 | a4bb6c3e | j_mayer | switch (word) {
|
2541 | a4bb6c3e | j_mayer | default:
|
2542 | a4bb6c3e | j_mayer | /* Just here to please gcc */
|
2543 | a4bb6c3e | j_mayer | case 0: |
2544 | a4bb6c3e | j_mayer | T0 = tlb->EPN; |
2545 | a4bb6c3e | j_mayer | size = booke_page_size_to_tlb(tlb->size); |
2546 | a4bb6c3e | j_mayer | if (size < 0 || size > 0xF) |
2547 | a4bb6c3e | j_mayer | size = 1;
|
2548 | a4bb6c3e | j_mayer | T0 |= size << 4;
|
2549 | a4bb6c3e | j_mayer | if (tlb->attr & 0x1) |
2550 | a4bb6c3e | j_mayer | T0 |= 0x100;
|
2551 | a4bb6c3e | j_mayer | if (tlb->prot & PAGE_VALID)
|
2552 | a4bb6c3e | j_mayer | T0 |= 0x200;
|
2553 | a4bb6c3e | j_mayer | env->spr[SPR_440_MMUCR] &= ~0x000000FF;
|
2554 | a4bb6c3e | j_mayer | env->spr[SPR_440_MMUCR] |= tlb->PID; |
2555 | a4bb6c3e | j_mayer | break;
|
2556 | a4bb6c3e | j_mayer | case 1: |
2557 | a4bb6c3e | j_mayer | T0 = tlb->RPN; |
2558 | a4bb6c3e | j_mayer | break;
|
2559 | a4bb6c3e | j_mayer | case 2: |
2560 | a4bb6c3e | j_mayer | T0 = tlb->attr & ~0x1;
|
2561 | a4bb6c3e | j_mayer | if (tlb->prot & (PAGE_READ << 4)) |
2562 | a4bb6c3e | j_mayer | T0 |= 0x1;
|
2563 | a4bb6c3e | j_mayer | if (tlb->prot & (PAGE_WRITE << 4)) |
2564 | a4bb6c3e | j_mayer | T0 |= 0x2;
|
2565 | a4bb6c3e | j_mayer | if (tlb->prot & (PAGE_EXEC << 4)) |
2566 | a4bb6c3e | j_mayer | T0 |= 0x4;
|
2567 | a4bb6c3e | j_mayer | if (tlb->prot & PAGE_READ)
|
2568 | a4bb6c3e | j_mayer | T0 |= 0x8;
|
2569 | a4bb6c3e | j_mayer | if (tlb->prot & PAGE_WRITE)
|
2570 | a4bb6c3e | j_mayer | T0 |= 0x10;
|
2571 | a4bb6c3e | j_mayer | if (tlb->prot & PAGE_EXEC)
|
2572 | a4bb6c3e | j_mayer | T0 |= 0x20;
|
2573 | a4bb6c3e | j_mayer | break;
|
2574 | a4bb6c3e | j_mayer | } |
2575 | 5eb7995e | j_mayer | } |
2576 | 76a66253 | j_mayer | #endif /* !CONFIG_USER_ONLY */ |