root / target-ppc / op_helper.c @ 577f25a5
History | View | Annotate | Download (125.8 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 | 8167ee88 | Blue Swirl | * License along with this library; if not, see <http://www.gnu.org/licenses/>.
|
18 | 9a64fbe4 | bellard | */
|
19 | 7b239bec | aurel32 | #include <string.h> |
20 | 9a64fbe4 | bellard | #include "exec.h" |
21 | 603fccce | j_mayer | #include "host-utils.h" |
22 | a7812ae4 | pbrook | #include "helper.h" |
23 | 9a64fbe4 | bellard | |
24 | 0411a972 | j_mayer | #include "helper_regs.h" |
25 | 0487d6a8 | j_mayer | |
26 | fdabc366 | bellard | //#define DEBUG_OP
|
27 | fdabc366 | bellard | //#define DEBUG_EXCEPTIONS
|
28 | 76a66253 | j_mayer | //#define DEBUG_SOFTWARE_TLB
|
29 | fdabc366 | bellard | |
30 | d12d51d5 | aliguori | #ifdef DEBUG_SOFTWARE_TLB
|
31 | 93fcfe39 | aliguori | # define LOG_SWTLB(...) qemu_log(__VA_ARGS__)
|
32 | d12d51d5 | aliguori | #else
|
33 | d12d51d5 | aliguori | # define LOG_SWTLB(...) do { } while (0) |
34 | d12d51d5 | aliguori | #endif
|
35 | d12d51d5 | aliguori | |
36 | d12d51d5 | aliguori | |
37 | 9a64fbe4 | bellard | /*****************************************************************************/
|
38 | 9a64fbe4 | bellard | /* Exceptions processing helpers */
|
39 | 9a64fbe4 | bellard | |
40 | 64adab3f | aurel32 | void helper_raise_exception_err (uint32_t exception, uint32_t error_code)
|
41 | 9a64fbe4 | bellard | { |
42 | e06fcd75 | aurel32 | #if 0
|
43 | e06fcd75 | aurel32 | printf("Raise exception %3x code : %d\n", exception, error_code);
|
44 | e06fcd75 | aurel32 | #endif
|
45 | e06fcd75 | aurel32 | env->exception_index = exception; |
46 | e06fcd75 | aurel32 | env->error_code = error_code; |
47 | e06fcd75 | aurel32 | cpu_loop_exit(); |
48 | 76a66253 | j_mayer | } |
49 | 9fddaa0c | bellard | |
50 | e06fcd75 | aurel32 | void helper_raise_exception (uint32_t exception)
|
51 | 9fddaa0c | bellard | { |
52 | e06fcd75 | aurel32 | helper_raise_exception_err(exception, 0);
|
53 | 9a64fbe4 | bellard | } |
54 | 9a64fbe4 | bellard | |
55 | 9a64fbe4 | bellard | /*****************************************************************************/
|
56 | 45d827d2 | aurel32 | /* SPR accesses */
|
57 | 45d827d2 | aurel32 | void helper_load_dump_spr (uint32_t sprn)
|
58 | a496775f | j_mayer | { |
59 | 90e189ec | Blue Swirl | qemu_log("Read SPR %d %03x => " TARGET_FMT_lx "\n", sprn, sprn, |
60 | 90e189ec | Blue Swirl | env->spr[sprn]); |
61 | a496775f | j_mayer | } |
62 | a496775f | j_mayer | |
63 | 45d827d2 | aurel32 | void helper_store_dump_spr (uint32_t sprn)
|
64 | a496775f | j_mayer | { |
65 | 90e189ec | Blue Swirl | qemu_log("Write SPR %d %03x <= " TARGET_FMT_lx "\n", sprn, sprn, |
66 | 90e189ec | Blue Swirl | env->spr[sprn]); |
67 | 45d827d2 | aurel32 | } |
68 | 45d827d2 | aurel32 | |
69 | 45d827d2 | aurel32 | target_ulong helper_load_tbl (void)
|
70 | 45d827d2 | aurel32 | { |
71 | e3ea6529 | Alexander Graf | return (target_ulong)cpu_ppc_load_tbl(env);
|
72 | 45d827d2 | aurel32 | } |
73 | 45d827d2 | aurel32 | |
74 | 45d827d2 | aurel32 | target_ulong helper_load_tbu (void)
|
75 | 45d827d2 | aurel32 | { |
76 | 45d827d2 | aurel32 | return cpu_ppc_load_tbu(env);
|
77 | 45d827d2 | aurel32 | } |
78 | 45d827d2 | aurel32 | |
79 | 45d827d2 | aurel32 | target_ulong helper_load_atbl (void)
|
80 | 45d827d2 | aurel32 | { |
81 | b711de95 | Aurelien Jarno | return (target_ulong)cpu_ppc_load_atbl(env);
|
82 | 45d827d2 | aurel32 | } |
83 | 45d827d2 | aurel32 | |
84 | 45d827d2 | aurel32 | target_ulong helper_load_atbu (void)
|
85 | 45d827d2 | aurel32 | { |
86 | 45d827d2 | aurel32 | return cpu_ppc_load_atbu(env);
|
87 | 45d827d2 | aurel32 | } |
88 | 45d827d2 | aurel32 | |
89 | 45d827d2 | aurel32 | target_ulong helper_load_601_rtcl (void)
|
90 | 45d827d2 | aurel32 | { |
91 | 45d827d2 | aurel32 | return cpu_ppc601_load_rtcl(env);
|
92 | 45d827d2 | aurel32 | } |
93 | 45d827d2 | aurel32 | |
94 | 45d827d2 | aurel32 | target_ulong helper_load_601_rtcu (void)
|
95 | 45d827d2 | aurel32 | { |
96 | 45d827d2 | aurel32 | return cpu_ppc601_load_rtcu(env);
|
97 | 45d827d2 | aurel32 | } |
98 | 45d827d2 | aurel32 | |
99 | 45d827d2 | aurel32 | #if !defined(CONFIG_USER_ONLY)
|
100 | 45d827d2 | aurel32 | #if defined (TARGET_PPC64)
|
101 | 45d827d2 | aurel32 | void helper_store_asr (target_ulong val)
|
102 | 45d827d2 | aurel32 | { |
103 | 45d827d2 | aurel32 | ppc_store_asr(env, val); |
104 | 45d827d2 | aurel32 | } |
105 | 45d827d2 | aurel32 | #endif
|
106 | 45d827d2 | aurel32 | |
107 | 45d827d2 | aurel32 | void helper_store_sdr1 (target_ulong val)
|
108 | 45d827d2 | aurel32 | { |
109 | 45d827d2 | aurel32 | ppc_store_sdr1(env, val); |
110 | 45d827d2 | aurel32 | } |
111 | 45d827d2 | aurel32 | |
112 | 45d827d2 | aurel32 | void helper_store_tbl (target_ulong val)
|
113 | 45d827d2 | aurel32 | { |
114 | 45d827d2 | aurel32 | cpu_ppc_store_tbl(env, val); |
115 | 45d827d2 | aurel32 | } |
116 | 45d827d2 | aurel32 | |
117 | 45d827d2 | aurel32 | void helper_store_tbu (target_ulong val)
|
118 | 45d827d2 | aurel32 | { |
119 | 45d827d2 | aurel32 | cpu_ppc_store_tbu(env, val); |
120 | 45d827d2 | aurel32 | } |
121 | 45d827d2 | aurel32 | |
122 | 45d827d2 | aurel32 | void helper_store_atbl (target_ulong val)
|
123 | 45d827d2 | aurel32 | { |
124 | 45d827d2 | aurel32 | cpu_ppc_store_atbl(env, val); |
125 | 45d827d2 | aurel32 | } |
126 | 45d827d2 | aurel32 | |
127 | 45d827d2 | aurel32 | void helper_store_atbu (target_ulong val)
|
128 | 45d827d2 | aurel32 | { |
129 | 45d827d2 | aurel32 | cpu_ppc_store_atbu(env, val); |
130 | 45d827d2 | aurel32 | } |
131 | 45d827d2 | aurel32 | |
132 | 45d827d2 | aurel32 | void helper_store_601_rtcl (target_ulong val)
|
133 | 45d827d2 | aurel32 | { |
134 | 45d827d2 | aurel32 | cpu_ppc601_store_rtcl(env, val); |
135 | 45d827d2 | aurel32 | } |
136 | 45d827d2 | aurel32 | |
137 | 45d827d2 | aurel32 | void helper_store_601_rtcu (target_ulong val)
|
138 | 45d827d2 | aurel32 | { |
139 | 45d827d2 | aurel32 | cpu_ppc601_store_rtcu(env, val); |
140 | 45d827d2 | aurel32 | } |
141 | 45d827d2 | aurel32 | |
142 | 45d827d2 | aurel32 | target_ulong helper_load_decr (void)
|
143 | 45d827d2 | aurel32 | { |
144 | 45d827d2 | aurel32 | return cpu_ppc_load_decr(env);
|
145 | 45d827d2 | aurel32 | } |
146 | 45d827d2 | aurel32 | |
147 | 45d827d2 | aurel32 | void helper_store_decr (target_ulong val)
|
148 | 45d827d2 | aurel32 | { |
149 | 45d827d2 | aurel32 | cpu_ppc_store_decr(env, val); |
150 | 45d827d2 | aurel32 | } |
151 | 45d827d2 | aurel32 | |
152 | 45d827d2 | aurel32 | void helper_store_hid0_601 (target_ulong val)
|
153 | 45d827d2 | aurel32 | { |
154 | 45d827d2 | aurel32 | target_ulong hid0; |
155 | 45d827d2 | aurel32 | |
156 | 45d827d2 | aurel32 | hid0 = env->spr[SPR_HID0]; |
157 | 45d827d2 | aurel32 | if ((val ^ hid0) & 0x00000008) { |
158 | 45d827d2 | aurel32 | /* Change current endianness */
|
159 | 45d827d2 | aurel32 | env->hflags &= ~(1 << MSR_LE);
|
160 | 45d827d2 | aurel32 | env->hflags_nmsr &= ~(1 << MSR_LE);
|
161 | 45d827d2 | aurel32 | env->hflags_nmsr |= (1 << MSR_LE) & (((val >> 3) & 1) << MSR_LE); |
162 | 45d827d2 | aurel32 | env->hflags |= env->hflags_nmsr; |
163 | 90e189ec | Blue Swirl | qemu_log("%s: set endianness to %c => " TARGET_FMT_lx "\n", __func__, |
164 | 90e189ec | Blue Swirl | val & 0x8 ? 'l' : 'b', env->hflags); |
165 | a496775f | j_mayer | } |
166 | 45d827d2 | aurel32 | env->spr[SPR_HID0] = (uint32_t)val; |
167 | a496775f | j_mayer | } |
168 | a496775f | j_mayer | |
169 | 45d827d2 | aurel32 | void helper_store_403_pbr (uint32_t num, target_ulong value)
|
170 | 45d827d2 | aurel32 | { |
171 | 45d827d2 | aurel32 | if (likely(env->pb[num] != value)) {
|
172 | 45d827d2 | aurel32 | env->pb[num] = value; |
173 | 45d827d2 | aurel32 | /* Should be optimized */
|
174 | 45d827d2 | aurel32 | tlb_flush(env, 1);
|
175 | 45d827d2 | aurel32 | } |
176 | 45d827d2 | aurel32 | } |
177 | 45d827d2 | aurel32 | |
178 | 45d827d2 | aurel32 | target_ulong helper_load_40x_pit (void)
|
179 | 45d827d2 | aurel32 | { |
180 | 45d827d2 | aurel32 | return load_40x_pit(env);
|
181 | 45d827d2 | aurel32 | } |
182 | 45d827d2 | aurel32 | |
183 | 45d827d2 | aurel32 | void helper_store_40x_pit (target_ulong val)
|
184 | 45d827d2 | aurel32 | { |
185 | 45d827d2 | aurel32 | store_40x_pit(env, val); |
186 | 45d827d2 | aurel32 | } |
187 | 45d827d2 | aurel32 | |
188 | 45d827d2 | aurel32 | void helper_store_40x_dbcr0 (target_ulong val)
|
189 | 45d827d2 | aurel32 | { |
190 | 45d827d2 | aurel32 | store_40x_dbcr0(env, val); |
191 | 45d827d2 | aurel32 | } |
192 | 45d827d2 | aurel32 | |
193 | 45d827d2 | aurel32 | void helper_store_40x_sler (target_ulong val)
|
194 | 45d827d2 | aurel32 | { |
195 | 45d827d2 | aurel32 | store_40x_sler(env, val); |
196 | 45d827d2 | aurel32 | } |
197 | 45d827d2 | aurel32 | |
198 | 45d827d2 | aurel32 | void helper_store_booke_tcr (target_ulong val)
|
199 | 45d827d2 | aurel32 | { |
200 | 45d827d2 | aurel32 | store_booke_tcr(env, val); |
201 | 45d827d2 | aurel32 | } |
202 | 45d827d2 | aurel32 | |
203 | 45d827d2 | aurel32 | void helper_store_booke_tsr (target_ulong val)
|
204 | 45d827d2 | aurel32 | { |
205 | 45d827d2 | aurel32 | store_booke_tsr(env, val); |
206 | 45d827d2 | aurel32 | } |
207 | 45d827d2 | aurel32 | |
208 | 45d827d2 | aurel32 | void helper_store_ibatu (uint32_t nr, target_ulong val)
|
209 | 45d827d2 | aurel32 | { |
210 | 45d827d2 | aurel32 | ppc_store_ibatu(env, nr, val); |
211 | 45d827d2 | aurel32 | } |
212 | 45d827d2 | aurel32 | |
213 | 45d827d2 | aurel32 | void helper_store_ibatl (uint32_t nr, target_ulong val)
|
214 | 45d827d2 | aurel32 | { |
215 | 45d827d2 | aurel32 | ppc_store_ibatl(env, nr, val); |
216 | 45d827d2 | aurel32 | } |
217 | 45d827d2 | aurel32 | |
218 | 45d827d2 | aurel32 | void helper_store_dbatu (uint32_t nr, target_ulong val)
|
219 | 45d827d2 | aurel32 | { |
220 | 45d827d2 | aurel32 | ppc_store_dbatu(env, nr, val); |
221 | 45d827d2 | aurel32 | } |
222 | 45d827d2 | aurel32 | |
223 | 45d827d2 | aurel32 | void helper_store_dbatl (uint32_t nr, target_ulong val)
|
224 | 45d827d2 | aurel32 | { |
225 | 45d827d2 | aurel32 | ppc_store_dbatl(env, nr, val); |
226 | 45d827d2 | aurel32 | } |
227 | 45d827d2 | aurel32 | |
228 | 45d827d2 | aurel32 | void helper_store_601_batl (uint32_t nr, target_ulong val)
|
229 | 45d827d2 | aurel32 | { |
230 | 45d827d2 | aurel32 | ppc_store_ibatl_601(env, nr, val); |
231 | 45d827d2 | aurel32 | } |
232 | 45d827d2 | aurel32 | |
233 | 45d827d2 | aurel32 | void helper_store_601_batu (uint32_t nr, target_ulong val)
|
234 | 45d827d2 | aurel32 | { |
235 | 45d827d2 | aurel32 | ppc_store_ibatu_601(env, nr, val); |
236 | 45d827d2 | aurel32 | } |
237 | 45d827d2 | aurel32 | #endif
|
238 | 45d827d2 | aurel32 | |
239 | 76a66253 | j_mayer | /*****************************************************************************/
|
240 | ff4a62cd | aurel32 | /* Memory load and stores */
|
241 | ff4a62cd | aurel32 | |
242 | 636aa200 | Blue Swirl | static inline target_ulong addr_add(target_ulong addr, target_long arg) |
243 | ff4a62cd | aurel32 | { |
244 | ff4a62cd | aurel32 | #if defined(TARGET_PPC64)
|
245 | 76db3ba4 | aurel32 | if (!msr_sf)
|
246 | 76db3ba4 | aurel32 | return (uint32_t)(addr + arg);
|
247 | ff4a62cd | aurel32 | else
|
248 | ff4a62cd | aurel32 | #endif
|
249 | 76db3ba4 | aurel32 | return addr + arg;
|
250 | ff4a62cd | aurel32 | } |
251 | ff4a62cd | aurel32 | |
252 | ff4a62cd | aurel32 | void helper_lmw (target_ulong addr, uint32_t reg)
|
253 | ff4a62cd | aurel32 | { |
254 | 76db3ba4 | aurel32 | for (; reg < 32; reg++) { |
255 | ff4a62cd | aurel32 | if (msr_le)
|
256 | 76db3ba4 | aurel32 | env->gpr[reg] = bswap32(ldl(addr)); |
257 | ff4a62cd | aurel32 | else
|
258 | 76db3ba4 | aurel32 | env->gpr[reg] = ldl(addr); |
259 | 76db3ba4 | aurel32 | addr = addr_add(addr, 4);
|
260 | ff4a62cd | aurel32 | } |
261 | ff4a62cd | aurel32 | } |
262 | ff4a62cd | aurel32 | |
263 | ff4a62cd | aurel32 | void helper_stmw (target_ulong addr, uint32_t reg)
|
264 | ff4a62cd | aurel32 | { |
265 | 76db3ba4 | aurel32 | for (; reg < 32; reg++) { |
266 | ff4a62cd | aurel32 | if (msr_le)
|
267 | 76db3ba4 | aurel32 | stl(addr, bswap32((uint32_t)env->gpr[reg])); |
268 | ff4a62cd | aurel32 | else
|
269 | 76db3ba4 | aurel32 | stl(addr, (uint32_t)env->gpr[reg]); |
270 | 76db3ba4 | aurel32 | addr = addr_add(addr, 4);
|
271 | ff4a62cd | aurel32 | } |
272 | ff4a62cd | aurel32 | } |
273 | ff4a62cd | aurel32 | |
274 | dfbc799d | aurel32 | void helper_lsw(target_ulong addr, uint32_t nb, uint32_t reg)
|
275 | dfbc799d | aurel32 | { |
276 | dfbc799d | aurel32 | int sh;
|
277 | 76db3ba4 | aurel32 | for (; nb > 3; nb -= 4) { |
278 | 76db3ba4 | aurel32 | env->gpr[reg] = ldl(addr); |
279 | dfbc799d | aurel32 | reg = (reg + 1) % 32; |
280 | 76db3ba4 | aurel32 | addr = addr_add(addr, 4);
|
281 | dfbc799d | aurel32 | } |
282 | dfbc799d | aurel32 | if (unlikely(nb > 0)) { |
283 | dfbc799d | aurel32 | env->gpr[reg] = 0;
|
284 | 76db3ba4 | aurel32 | for (sh = 24; nb > 0; nb--, sh -= 8) { |
285 | 76db3ba4 | aurel32 | env->gpr[reg] |= ldub(addr) << sh; |
286 | 76db3ba4 | aurel32 | addr = addr_add(addr, 1);
|
287 | dfbc799d | aurel32 | } |
288 | dfbc799d | aurel32 | } |
289 | dfbc799d | aurel32 | } |
290 | dfbc799d | aurel32 | /* PPC32 specification says we must generate an exception if
|
291 | dfbc799d | aurel32 | * rA is in the range of registers to be loaded.
|
292 | dfbc799d | aurel32 | * In an other hand, IBM says this is valid, but rA won't be loaded.
|
293 | dfbc799d | aurel32 | * For now, I'll follow the spec...
|
294 | dfbc799d | aurel32 | */
|
295 | dfbc799d | aurel32 | void helper_lswx(target_ulong addr, uint32_t reg, uint32_t ra, uint32_t rb)
|
296 | dfbc799d | aurel32 | { |
297 | dfbc799d | aurel32 | if (likely(xer_bc != 0)) { |
298 | dfbc799d | aurel32 | if (unlikely((ra != 0 && reg < ra && (reg + xer_bc) > ra) || |
299 | dfbc799d | aurel32 | (reg < rb && (reg + xer_bc) > rb))) { |
300 | e06fcd75 | aurel32 | helper_raise_exception_err(POWERPC_EXCP_PROGRAM, |
301 | e06fcd75 | aurel32 | POWERPC_EXCP_INVAL | |
302 | e06fcd75 | aurel32 | POWERPC_EXCP_INVAL_LSWX); |
303 | dfbc799d | aurel32 | } else {
|
304 | dfbc799d | aurel32 | helper_lsw(addr, xer_bc, reg); |
305 | dfbc799d | aurel32 | } |
306 | dfbc799d | aurel32 | } |
307 | dfbc799d | aurel32 | } |
308 | dfbc799d | aurel32 | |
309 | dfbc799d | aurel32 | void helper_stsw(target_ulong addr, uint32_t nb, uint32_t reg)
|
310 | dfbc799d | aurel32 | { |
311 | dfbc799d | aurel32 | int sh;
|
312 | 76db3ba4 | aurel32 | for (; nb > 3; nb -= 4) { |
313 | 76db3ba4 | aurel32 | stl(addr, env->gpr[reg]); |
314 | dfbc799d | aurel32 | reg = (reg + 1) % 32; |
315 | 76db3ba4 | aurel32 | addr = addr_add(addr, 4);
|
316 | dfbc799d | aurel32 | } |
317 | dfbc799d | aurel32 | if (unlikely(nb > 0)) { |
318 | a16b45e7 | aurel32 | for (sh = 24; nb > 0; nb--, sh -= 8) { |
319 | 76db3ba4 | aurel32 | stb(addr, (env->gpr[reg] >> sh) & 0xFF);
|
320 | a16b45e7 | aurel32 | addr = addr_add(addr, 1);
|
321 | a16b45e7 | aurel32 | } |
322 | dfbc799d | aurel32 | } |
323 | dfbc799d | aurel32 | } |
324 | dfbc799d | aurel32 | |
325 | 799a8c8d | aurel32 | static void do_dcbz(target_ulong addr, int dcache_line_size) |
326 | 799a8c8d | aurel32 | { |
327 | 76db3ba4 | aurel32 | addr &= ~(dcache_line_size - 1);
|
328 | 799a8c8d | aurel32 | int i;
|
329 | 799a8c8d | aurel32 | for (i = 0 ; i < dcache_line_size ; i += 4) { |
330 | dcc532c8 | aurel32 | stl(addr + i , 0);
|
331 | 799a8c8d | aurel32 | } |
332 | 18b21a2f | Nathan Froyd | if (env->reserve_addr == addr)
|
333 | 18b21a2f | Nathan Froyd | env->reserve_addr = (target_ulong)-1ULL;
|
334 | 799a8c8d | aurel32 | } |
335 | 799a8c8d | aurel32 | |
336 | 799a8c8d | aurel32 | void helper_dcbz(target_ulong addr)
|
337 | 799a8c8d | aurel32 | { |
338 | 799a8c8d | aurel32 | do_dcbz(addr, env->dcache_line_size); |
339 | 799a8c8d | aurel32 | } |
340 | 799a8c8d | aurel32 | |
341 | 799a8c8d | aurel32 | void helper_dcbz_970(target_ulong addr)
|
342 | 799a8c8d | aurel32 | { |
343 | 799a8c8d | aurel32 | if (((env->spr[SPR_970_HID5] >> 7) & 0x3) == 1) |
344 | 799a8c8d | aurel32 | do_dcbz(addr, 32);
|
345 | 799a8c8d | aurel32 | else
|
346 | 799a8c8d | aurel32 | do_dcbz(addr, env->dcache_line_size); |
347 | 799a8c8d | aurel32 | } |
348 | 799a8c8d | aurel32 | |
349 | 37d269df | aurel32 | void helper_icbi(target_ulong addr)
|
350 | 37d269df | aurel32 | { |
351 | 76db3ba4 | aurel32 | addr &= ~(env->dcache_line_size - 1);
|
352 | 37d269df | aurel32 | /* Invalidate one cache line :
|
353 | 37d269df | aurel32 | * PowerPC specification says this is to be treated like a load
|
354 | 37d269df | aurel32 | * (not a fetch) by the MMU. To be sure it will be so,
|
355 | 37d269df | aurel32 | * do the load "by hand".
|
356 | 37d269df | aurel32 | */
|
357 | 577f25a5 | Blue Swirl | ldl(addr); |
358 | 37d269df | aurel32 | tb_invalidate_page_range(addr, addr + env->icache_line_size); |
359 | 37d269df | aurel32 | } |
360 | 37d269df | aurel32 | |
361 | bdb4b689 | aurel32 | // XXX: to be tested
|
362 | bdb4b689 | aurel32 | target_ulong helper_lscbx (target_ulong addr, uint32_t reg, uint32_t ra, uint32_t rb) |
363 | bdb4b689 | aurel32 | { |
364 | bdb4b689 | aurel32 | int i, c, d;
|
365 | bdb4b689 | aurel32 | d = 24;
|
366 | bdb4b689 | aurel32 | for (i = 0; i < xer_bc; i++) { |
367 | 76db3ba4 | aurel32 | c = ldub(addr); |
368 | 76db3ba4 | aurel32 | addr = addr_add(addr, 1);
|
369 | bdb4b689 | aurel32 | /* ra (if not 0) and rb are never modified */
|
370 | bdb4b689 | aurel32 | if (likely(reg != rb && (ra == 0 || reg != ra))) { |
371 | bdb4b689 | aurel32 | env->gpr[reg] = (env->gpr[reg] & ~(0xFF << d)) | (c << d);
|
372 | bdb4b689 | aurel32 | } |
373 | bdb4b689 | aurel32 | if (unlikely(c == xer_cmp))
|
374 | bdb4b689 | aurel32 | break;
|
375 | bdb4b689 | aurel32 | if (likely(d != 0)) { |
376 | bdb4b689 | aurel32 | d -= 8;
|
377 | bdb4b689 | aurel32 | } else {
|
378 | bdb4b689 | aurel32 | d = 24;
|
379 | bdb4b689 | aurel32 | reg++; |
380 | bdb4b689 | aurel32 | reg = reg & 0x1F;
|
381 | bdb4b689 | aurel32 | } |
382 | bdb4b689 | aurel32 | } |
383 | bdb4b689 | aurel32 | return i;
|
384 | bdb4b689 | aurel32 | } |
385 | bdb4b689 | aurel32 | |
386 | ff4a62cd | aurel32 | /*****************************************************************************/
|
387 | fdabc366 | bellard | /* Fixed point operations helpers */
|
388 | d9bce9d9 | j_mayer | #if defined(TARGET_PPC64)
|
389 | d9bce9d9 | j_mayer | |
390 | 74637406 | aurel32 | /* multiply high word */
|
391 | 74637406 | aurel32 | uint64_t helper_mulhd (uint64_t arg1, uint64_t arg2) |
392 | fdabc366 | bellard | { |
393 | 74637406 | aurel32 | uint64_t tl, th; |
394 | fdabc366 | bellard | |
395 | 74637406 | aurel32 | muls64(&tl, &th, arg1, arg2); |
396 | 74637406 | aurel32 | return th;
|
397 | d9bce9d9 | j_mayer | } |
398 | d9bce9d9 | j_mayer | |
399 | 74637406 | aurel32 | /* multiply high word unsigned */
|
400 | 74637406 | aurel32 | uint64_t helper_mulhdu (uint64_t arg1, uint64_t arg2) |
401 | fdabc366 | bellard | { |
402 | 74637406 | aurel32 | uint64_t tl, th; |
403 | fdabc366 | bellard | |
404 | 74637406 | aurel32 | mulu64(&tl, &th, arg1, arg2); |
405 | 74637406 | aurel32 | return th;
|
406 | fdabc366 | bellard | } |
407 | fdabc366 | bellard | |
408 | 74637406 | aurel32 | uint64_t helper_mulldo (uint64_t arg1, uint64_t arg2) |
409 | fdabc366 | bellard | { |
410 | d9bce9d9 | j_mayer | int64_t th; |
411 | d9bce9d9 | j_mayer | uint64_t tl; |
412 | d9bce9d9 | j_mayer | |
413 | 74637406 | aurel32 | muls64(&tl, (uint64_t *)&th, arg1, arg2); |
414 | 88ad920b | j_mayer | /* If th != 0 && th != -1, then we had an overflow */
|
415 | 6f2d8978 | j_mayer | if (likely((uint64_t)(th + 1) <= 1)) { |
416 | 3d7b417e | aurel32 | env->xer &= ~(1 << XER_OV);
|
417 | fdabc366 | bellard | } else {
|
418 | 3d7b417e | aurel32 | env->xer |= (1 << XER_OV) | (1 << XER_SO); |
419 | fdabc366 | bellard | } |
420 | 74637406 | aurel32 | return (int64_t)tl;
|
421 | d9bce9d9 | j_mayer | } |
422 | d9bce9d9 | j_mayer | #endif
|
423 | d9bce9d9 | j_mayer | |
424 | 26d67362 | aurel32 | target_ulong helper_cntlzw (target_ulong t) |
425 | 603fccce | j_mayer | { |
426 | 26d67362 | aurel32 | return clz32(t);
|
427 | 603fccce | j_mayer | } |
428 | 603fccce | j_mayer | |
429 | 603fccce | j_mayer | #if defined(TARGET_PPC64)
|
430 | 26d67362 | aurel32 | target_ulong helper_cntlzd (target_ulong t) |
431 | 603fccce | j_mayer | { |
432 | 26d67362 | aurel32 | return clz64(t);
|
433 | 603fccce | j_mayer | } |
434 | 603fccce | j_mayer | #endif
|
435 | 603fccce | j_mayer | |
436 | 9a64fbe4 | bellard | /* shift right arithmetic helper */
|
437 | 26d67362 | aurel32 | target_ulong helper_sraw (target_ulong value, target_ulong shift) |
438 | 9a64fbe4 | bellard | { |
439 | 9a64fbe4 | bellard | int32_t ret; |
440 | 9a64fbe4 | bellard | |
441 | 26d67362 | aurel32 | if (likely(!(shift & 0x20))) { |
442 | 26d67362 | aurel32 | if (likely((uint32_t)shift != 0)) { |
443 | 26d67362 | aurel32 | shift &= 0x1f;
|
444 | 26d67362 | aurel32 | ret = (int32_t)value >> shift; |
445 | 26d67362 | aurel32 | if (likely(ret >= 0 || (value & ((1 << shift) - 1)) == 0)) { |
446 | 3d7b417e | aurel32 | env->xer &= ~(1 << XER_CA);
|
447 | fdabc366 | bellard | } else {
|
448 | 3d7b417e | aurel32 | env->xer |= (1 << XER_CA);
|
449 | fdabc366 | bellard | } |
450 | fdabc366 | bellard | } else {
|
451 | 26d67362 | aurel32 | ret = (int32_t)value; |
452 | 3d7b417e | aurel32 | env->xer &= ~(1 << XER_CA);
|
453 | fdabc366 | bellard | } |
454 | fdabc366 | bellard | } else {
|
455 | 26d67362 | aurel32 | ret = (int32_t)value >> 31;
|
456 | 26d67362 | aurel32 | if (ret) {
|
457 | 3d7b417e | aurel32 | env->xer |= (1 << XER_CA);
|
458 | 26d67362 | aurel32 | } else {
|
459 | 26d67362 | aurel32 | env->xer &= ~(1 << XER_CA);
|
460 | 76a66253 | j_mayer | } |
461 | fdabc366 | bellard | } |
462 | 26d67362 | aurel32 | return (target_long)ret;
|
463 | 9a64fbe4 | bellard | } |
464 | 9a64fbe4 | bellard | |
465 | d9bce9d9 | j_mayer | #if defined(TARGET_PPC64)
|
466 | 26d67362 | aurel32 | target_ulong helper_srad (target_ulong value, target_ulong shift) |
467 | d9bce9d9 | j_mayer | { |
468 | d9bce9d9 | j_mayer | int64_t ret; |
469 | d9bce9d9 | j_mayer | |
470 | 26d67362 | aurel32 | if (likely(!(shift & 0x40))) { |
471 | 26d67362 | aurel32 | if (likely((uint64_t)shift != 0)) { |
472 | 26d67362 | aurel32 | shift &= 0x3f;
|
473 | 26d67362 | aurel32 | ret = (int64_t)value >> shift; |
474 | 26d67362 | aurel32 | if (likely(ret >= 0 || (value & ((1 << shift) - 1)) == 0)) { |
475 | 3d7b417e | aurel32 | env->xer &= ~(1 << XER_CA);
|
476 | d9bce9d9 | j_mayer | } else {
|
477 | 3d7b417e | aurel32 | env->xer |= (1 << XER_CA);
|
478 | d9bce9d9 | j_mayer | } |
479 | d9bce9d9 | j_mayer | } else {
|
480 | 26d67362 | aurel32 | ret = (int64_t)value; |
481 | 3d7b417e | aurel32 | env->xer &= ~(1 << XER_CA);
|
482 | d9bce9d9 | j_mayer | } |
483 | d9bce9d9 | j_mayer | } else {
|
484 | 26d67362 | aurel32 | ret = (int64_t)value >> 63;
|
485 | 26d67362 | aurel32 | if (ret) {
|
486 | 3d7b417e | aurel32 | env->xer |= (1 << XER_CA);
|
487 | 26d67362 | aurel32 | } else {
|
488 | 26d67362 | aurel32 | env->xer &= ~(1 << XER_CA);
|
489 | d9bce9d9 | j_mayer | } |
490 | d9bce9d9 | j_mayer | } |
491 | 26d67362 | aurel32 | return ret;
|
492 | d9bce9d9 | j_mayer | } |
493 | d9bce9d9 | j_mayer | #endif
|
494 | d9bce9d9 | j_mayer | |
495 | 26d67362 | aurel32 | target_ulong helper_popcntb (target_ulong val) |
496 | d9bce9d9 | j_mayer | { |
497 | 6176a26d | aurel32 | val = (val & 0x55555555) + ((val >> 1) & 0x55555555); |
498 | 6176a26d | aurel32 | val = (val & 0x33333333) + ((val >> 2) & 0x33333333); |
499 | 6176a26d | aurel32 | val = (val & 0x0f0f0f0f) + ((val >> 4) & 0x0f0f0f0f); |
500 | 6176a26d | aurel32 | return val;
|
501 | d9bce9d9 | j_mayer | } |
502 | d9bce9d9 | j_mayer | |
503 | d9bce9d9 | j_mayer | #if defined(TARGET_PPC64)
|
504 | 26d67362 | aurel32 | target_ulong helper_popcntb_64 (target_ulong val) |
505 | d9bce9d9 | j_mayer | { |
506 | 6176a26d | aurel32 | val = (val & 0x5555555555555555ULL) + ((val >> 1) & 0x5555555555555555ULL); |
507 | 6176a26d | aurel32 | val = (val & 0x3333333333333333ULL) + ((val >> 2) & 0x3333333333333333ULL); |
508 | 6176a26d | aurel32 | val = (val & 0x0f0f0f0f0f0f0f0fULL) + ((val >> 4) & 0x0f0f0f0f0f0f0f0fULL); |
509 | 6176a26d | aurel32 | return val;
|
510 | d9bce9d9 | j_mayer | } |
511 | d9bce9d9 | j_mayer | #endif
|
512 | d9bce9d9 | j_mayer | |
513 | fdabc366 | bellard | /*****************************************************************************/
|
514 | 9a64fbe4 | bellard | /* Floating point operations helpers */
|
515 | a0d7d5a7 | aurel32 | uint64_t helper_float32_to_float64(uint32_t arg) |
516 | a0d7d5a7 | aurel32 | { |
517 | a0d7d5a7 | aurel32 | CPU_FloatU f; |
518 | a0d7d5a7 | aurel32 | CPU_DoubleU d; |
519 | a0d7d5a7 | aurel32 | f.l = arg; |
520 | a0d7d5a7 | aurel32 | d.d = float32_to_float64(f.f, &env->fp_status); |
521 | a0d7d5a7 | aurel32 | return d.ll;
|
522 | a0d7d5a7 | aurel32 | } |
523 | a0d7d5a7 | aurel32 | |
524 | a0d7d5a7 | aurel32 | uint32_t helper_float64_to_float32(uint64_t arg) |
525 | a0d7d5a7 | aurel32 | { |
526 | a0d7d5a7 | aurel32 | CPU_FloatU f; |
527 | a0d7d5a7 | aurel32 | CPU_DoubleU d; |
528 | a0d7d5a7 | aurel32 | d.ll = arg; |
529 | a0d7d5a7 | aurel32 | f.f = float64_to_float32(d.d, &env->fp_status); |
530 | a0d7d5a7 | aurel32 | return f.l;
|
531 | a0d7d5a7 | aurel32 | } |
532 | a0d7d5a7 | aurel32 | |
533 | 636aa200 | Blue Swirl | static inline int isden(float64 d) |
534 | 7c58044c | j_mayer | { |
535 | 0ca9d380 | aurel32 | CPU_DoubleU u; |
536 | 7c58044c | j_mayer | |
537 | 0ca9d380 | aurel32 | u.d = d; |
538 | 7c58044c | j_mayer | |
539 | 0ca9d380 | aurel32 | return ((u.ll >> 52) & 0x7FF) == 0; |
540 | 7c58044c | j_mayer | } |
541 | 7c58044c | j_mayer | |
542 | af12906f | aurel32 | uint32_t helper_compute_fprf (uint64_t arg, uint32_t set_fprf) |
543 | 7c58044c | j_mayer | { |
544 | af12906f | aurel32 | CPU_DoubleU farg; |
545 | 7c58044c | j_mayer | int isneg;
|
546 | af12906f | aurel32 | int ret;
|
547 | af12906f | aurel32 | farg.ll = arg; |
548 | f23c346e | aurel32 | isneg = float64_is_neg(farg.d); |
549 | af12906f | aurel32 | if (unlikely(float64_is_nan(farg.d))) {
|
550 | af12906f | aurel32 | if (float64_is_signaling_nan(farg.d)) {
|
551 | 7c58044c | j_mayer | /* Signaling NaN: flags are undefined */
|
552 | af12906f | aurel32 | ret = 0x00;
|
553 | 7c58044c | j_mayer | } else {
|
554 | 7c58044c | j_mayer | /* Quiet NaN */
|
555 | af12906f | aurel32 | ret = 0x11;
|
556 | 7c58044c | j_mayer | } |
557 | f23c346e | aurel32 | } else if (unlikely(float64_is_infinity(farg.d))) { |
558 | 7c58044c | j_mayer | /* +/- infinity */
|
559 | 7c58044c | j_mayer | if (isneg)
|
560 | af12906f | aurel32 | ret = 0x09;
|
561 | 7c58044c | j_mayer | else
|
562 | af12906f | aurel32 | ret = 0x05;
|
563 | 7c58044c | j_mayer | } else {
|
564 | f23c346e | aurel32 | if (float64_is_zero(farg.d)) {
|
565 | 7c58044c | j_mayer | /* +/- zero */
|
566 | 7c58044c | j_mayer | if (isneg)
|
567 | af12906f | aurel32 | ret = 0x12;
|
568 | 7c58044c | j_mayer | else
|
569 | af12906f | aurel32 | ret = 0x02;
|
570 | 7c58044c | j_mayer | } else {
|
571 | af12906f | aurel32 | if (isden(farg.d)) {
|
572 | 7c58044c | j_mayer | /* Denormalized numbers */
|
573 | af12906f | aurel32 | ret = 0x10;
|
574 | 7c58044c | j_mayer | } else {
|
575 | 7c58044c | j_mayer | /* Normalized numbers */
|
576 | af12906f | aurel32 | ret = 0x00;
|
577 | 7c58044c | j_mayer | } |
578 | 7c58044c | j_mayer | if (isneg) {
|
579 | af12906f | aurel32 | ret |= 0x08;
|
580 | 7c58044c | j_mayer | } else {
|
581 | af12906f | aurel32 | ret |= 0x04;
|
582 | 7c58044c | j_mayer | } |
583 | 7c58044c | j_mayer | } |
584 | 7c58044c | j_mayer | } |
585 | 7c58044c | j_mayer | if (set_fprf) {
|
586 | 7c58044c | j_mayer | /* We update FPSCR_FPRF */
|
587 | 7c58044c | j_mayer | env->fpscr &= ~(0x1F << FPSCR_FPRF);
|
588 | af12906f | aurel32 | env->fpscr |= ret << FPSCR_FPRF; |
589 | 7c58044c | j_mayer | } |
590 | 7c58044c | j_mayer | /* We just need fpcc to update Rc1 */
|
591 | af12906f | aurel32 | return ret & 0xF; |
592 | 7c58044c | j_mayer | } |
593 | 7c58044c | j_mayer | |
594 | 7c58044c | j_mayer | /* Floating-point invalid operations exception */
|
595 | 636aa200 | Blue Swirl | static inline uint64_t fload_invalid_op_excp(int op) |
596 | 7c58044c | j_mayer | { |
597 | af12906f | aurel32 | uint64_t ret = 0;
|
598 | 7c58044c | j_mayer | int ve;
|
599 | 7c58044c | j_mayer | |
600 | 7c58044c | j_mayer | ve = fpscr_ve; |
601 | e0147e41 | aurel32 | switch (op) {
|
602 | e0147e41 | aurel32 | case POWERPC_EXCP_FP_VXSNAN:
|
603 | 7c58044c | j_mayer | env->fpscr |= 1 << FPSCR_VXSNAN;
|
604 | e0147e41 | aurel32 | break;
|
605 | e0147e41 | aurel32 | case POWERPC_EXCP_FP_VXSOFT:
|
606 | 7c58044c | j_mayer | env->fpscr |= 1 << FPSCR_VXSOFT;
|
607 | e0147e41 | aurel32 | break;
|
608 | 7c58044c | j_mayer | case POWERPC_EXCP_FP_VXISI:
|
609 | 7c58044c | j_mayer | /* Magnitude subtraction of infinities */
|
610 | 7c58044c | j_mayer | env->fpscr |= 1 << FPSCR_VXISI;
|
611 | 7c58044c | j_mayer | goto update_arith;
|
612 | 7c58044c | j_mayer | case POWERPC_EXCP_FP_VXIDI:
|
613 | 7c58044c | j_mayer | /* Division of infinity by infinity */
|
614 | 7c58044c | j_mayer | env->fpscr |= 1 << FPSCR_VXIDI;
|
615 | 7c58044c | j_mayer | goto update_arith;
|
616 | 7c58044c | j_mayer | case POWERPC_EXCP_FP_VXZDZ:
|
617 | 7c58044c | j_mayer | /* Division of zero by zero */
|
618 | 7c58044c | j_mayer | env->fpscr |= 1 << FPSCR_VXZDZ;
|
619 | 7c58044c | j_mayer | goto update_arith;
|
620 | 7c58044c | j_mayer | case POWERPC_EXCP_FP_VXIMZ:
|
621 | 7c58044c | j_mayer | /* Multiplication of zero by infinity */
|
622 | 7c58044c | j_mayer | env->fpscr |= 1 << FPSCR_VXIMZ;
|
623 | 7c58044c | j_mayer | goto update_arith;
|
624 | 7c58044c | j_mayer | case POWERPC_EXCP_FP_VXVC:
|
625 | 7c58044c | j_mayer | /* Ordered comparison of NaN */
|
626 | 7c58044c | j_mayer | env->fpscr |= 1 << FPSCR_VXVC;
|
627 | 7c58044c | j_mayer | env->fpscr &= ~(0xF << FPSCR_FPCC);
|
628 | 7c58044c | j_mayer | env->fpscr |= 0x11 << FPSCR_FPCC;
|
629 | 7c58044c | j_mayer | /* We must update the target FPR before raising the exception */
|
630 | 7c58044c | j_mayer | if (ve != 0) { |
631 | 7c58044c | j_mayer | env->exception_index = POWERPC_EXCP_PROGRAM; |
632 | 7c58044c | j_mayer | env->error_code = POWERPC_EXCP_FP | POWERPC_EXCP_FP_VXVC; |
633 | 7c58044c | j_mayer | /* Update the floating-point enabled exception summary */
|
634 | 7c58044c | j_mayer | env->fpscr |= 1 << FPSCR_FEX;
|
635 | 7c58044c | j_mayer | /* Exception is differed */
|
636 | 7c58044c | j_mayer | ve = 0;
|
637 | 7c58044c | j_mayer | } |
638 | 7c58044c | j_mayer | break;
|
639 | 7c58044c | j_mayer | case POWERPC_EXCP_FP_VXSQRT:
|
640 | 7c58044c | j_mayer | /* Square root of a negative number */
|
641 | 7c58044c | j_mayer | env->fpscr |= 1 << FPSCR_VXSQRT;
|
642 | 7c58044c | j_mayer | update_arith:
|
643 | 7c58044c | j_mayer | env->fpscr &= ~((1 << FPSCR_FR) | (1 << FPSCR_FI)); |
644 | 7c58044c | j_mayer | if (ve == 0) { |
645 | 7c58044c | j_mayer | /* Set the result to quiet NaN */
|
646 | e0147e41 | aurel32 | ret = 0xFFF8000000000000ULL;
|
647 | 7c58044c | j_mayer | env->fpscr &= ~(0xF << FPSCR_FPCC);
|
648 | 7c58044c | j_mayer | env->fpscr |= 0x11 << FPSCR_FPCC;
|
649 | 7c58044c | j_mayer | } |
650 | 7c58044c | j_mayer | break;
|
651 | 7c58044c | j_mayer | case POWERPC_EXCP_FP_VXCVI:
|
652 | 7c58044c | j_mayer | /* Invalid conversion */
|
653 | 7c58044c | j_mayer | env->fpscr |= 1 << FPSCR_VXCVI;
|
654 | 7c58044c | j_mayer | env->fpscr &= ~((1 << FPSCR_FR) | (1 << FPSCR_FI)); |
655 | 7c58044c | j_mayer | if (ve == 0) { |
656 | 7c58044c | j_mayer | /* Set the result to quiet NaN */
|
657 | e0147e41 | aurel32 | ret = 0xFFF8000000000000ULL;
|
658 | 7c58044c | j_mayer | env->fpscr &= ~(0xF << FPSCR_FPCC);
|
659 | 7c58044c | j_mayer | env->fpscr |= 0x11 << FPSCR_FPCC;
|
660 | 7c58044c | j_mayer | } |
661 | 7c58044c | j_mayer | break;
|
662 | 7c58044c | j_mayer | } |
663 | 7c58044c | j_mayer | /* Update the floating-point invalid operation summary */
|
664 | 7c58044c | j_mayer | env->fpscr |= 1 << FPSCR_VX;
|
665 | 7c58044c | j_mayer | /* Update the floating-point exception summary */
|
666 | 7c58044c | j_mayer | env->fpscr |= 1 << FPSCR_FX;
|
667 | 7c58044c | j_mayer | if (ve != 0) { |
668 | 7c58044c | j_mayer | /* Update the floating-point enabled exception summary */
|
669 | 7c58044c | j_mayer | env->fpscr |= 1 << FPSCR_FEX;
|
670 | 7c58044c | j_mayer | if (msr_fe0 != 0 || msr_fe1 != 0) |
671 | e06fcd75 | aurel32 | helper_raise_exception_err(POWERPC_EXCP_PROGRAM, POWERPC_EXCP_FP | op); |
672 | 7c58044c | j_mayer | } |
673 | af12906f | aurel32 | return ret;
|
674 | 7c58044c | j_mayer | } |
675 | 7c58044c | j_mayer | |
676 | 636aa200 | Blue Swirl | static inline void float_zero_divide_excp(void) |
677 | 7c58044c | j_mayer | { |
678 | 7c58044c | j_mayer | env->fpscr |= 1 << FPSCR_ZX;
|
679 | 7c58044c | j_mayer | env->fpscr &= ~((1 << FPSCR_FR) | (1 << FPSCR_FI)); |
680 | 7c58044c | j_mayer | /* Update the floating-point exception summary */
|
681 | 7c58044c | j_mayer | env->fpscr |= 1 << FPSCR_FX;
|
682 | 7c58044c | j_mayer | if (fpscr_ze != 0) { |
683 | 7c58044c | j_mayer | /* Update the floating-point enabled exception summary */
|
684 | 7c58044c | j_mayer | env->fpscr |= 1 << FPSCR_FEX;
|
685 | 7c58044c | j_mayer | if (msr_fe0 != 0 || msr_fe1 != 0) { |
686 | e06fcd75 | aurel32 | helper_raise_exception_err(POWERPC_EXCP_PROGRAM, |
687 | e06fcd75 | aurel32 | POWERPC_EXCP_FP | POWERPC_EXCP_FP_ZX); |
688 | 7c58044c | j_mayer | } |
689 | 7c58044c | j_mayer | } |
690 | 7c58044c | j_mayer | } |
691 | 7c58044c | j_mayer | |
692 | 636aa200 | Blue Swirl | static inline void float_overflow_excp(void) |
693 | 7c58044c | j_mayer | { |
694 | 7c58044c | j_mayer | env->fpscr |= 1 << FPSCR_OX;
|
695 | 7c58044c | j_mayer | /* Update the floating-point exception summary */
|
696 | 7c58044c | j_mayer | env->fpscr |= 1 << FPSCR_FX;
|
697 | 7c58044c | j_mayer | if (fpscr_oe != 0) { |
698 | 7c58044c | j_mayer | /* XXX: should adjust the result */
|
699 | 7c58044c | j_mayer | /* Update the floating-point enabled exception summary */
|
700 | 7c58044c | j_mayer | env->fpscr |= 1 << FPSCR_FEX;
|
701 | 7c58044c | j_mayer | /* We must update the target FPR before raising the exception */
|
702 | 7c58044c | j_mayer | env->exception_index = POWERPC_EXCP_PROGRAM; |
703 | 7c58044c | j_mayer | env->error_code = POWERPC_EXCP_FP | POWERPC_EXCP_FP_OX; |
704 | 7c58044c | j_mayer | } else {
|
705 | 7c58044c | j_mayer | env->fpscr |= 1 << FPSCR_XX;
|
706 | 7c58044c | j_mayer | env->fpscr |= 1 << FPSCR_FI;
|
707 | 7c58044c | j_mayer | } |
708 | 7c58044c | j_mayer | } |
709 | 7c58044c | j_mayer | |
710 | 636aa200 | Blue Swirl | static inline void float_underflow_excp(void) |
711 | 7c58044c | j_mayer | { |
712 | 7c58044c | j_mayer | env->fpscr |= 1 << FPSCR_UX;
|
713 | 7c58044c | j_mayer | /* Update the floating-point exception summary */
|
714 | 7c58044c | j_mayer | env->fpscr |= 1 << FPSCR_FX;
|
715 | 7c58044c | j_mayer | if (fpscr_ue != 0) { |
716 | 7c58044c | j_mayer | /* XXX: should adjust the result */
|
717 | 7c58044c | j_mayer | /* Update the floating-point enabled exception summary */
|
718 | 7c58044c | j_mayer | env->fpscr |= 1 << FPSCR_FEX;
|
719 | 7c58044c | j_mayer | /* We must update the target FPR before raising the exception */
|
720 | 7c58044c | j_mayer | env->exception_index = POWERPC_EXCP_PROGRAM; |
721 | 7c58044c | j_mayer | env->error_code = POWERPC_EXCP_FP | POWERPC_EXCP_FP_UX; |
722 | 7c58044c | j_mayer | } |
723 | 7c58044c | j_mayer | } |
724 | 7c58044c | j_mayer | |
725 | 636aa200 | Blue Swirl | static inline void float_inexact_excp(void) |
726 | 7c58044c | j_mayer | { |
727 | 7c58044c | j_mayer | env->fpscr |= 1 << FPSCR_XX;
|
728 | 7c58044c | j_mayer | /* Update the floating-point exception summary */
|
729 | 7c58044c | j_mayer | env->fpscr |= 1 << FPSCR_FX;
|
730 | 7c58044c | j_mayer | if (fpscr_xe != 0) { |
731 | 7c58044c | j_mayer | /* Update the floating-point enabled exception summary */
|
732 | 7c58044c | j_mayer | env->fpscr |= 1 << FPSCR_FEX;
|
733 | 7c58044c | j_mayer | /* We must update the target FPR before raising the exception */
|
734 | 7c58044c | j_mayer | env->exception_index = POWERPC_EXCP_PROGRAM; |
735 | 7c58044c | j_mayer | env->error_code = POWERPC_EXCP_FP | POWERPC_EXCP_FP_XX; |
736 | 7c58044c | j_mayer | } |
737 | 7c58044c | j_mayer | } |
738 | 7c58044c | j_mayer | |
739 | 636aa200 | Blue Swirl | static inline void fpscr_set_rounding_mode(void) |
740 | 7c58044c | j_mayer | { |
741 | 7c58044c | j_mayer | int rnd_type;
|
742 | 7c58044c | j_mayer | |
743 | 7c58044c | j_mayer | /* Set rounding mode */
|
744 | 7c58044c | j_mayer | switch (fpscr_rn) {
|
745 | 7c58044c | j_mayer | case 0: |
746 | 7c58044c | j_mayer | /* Best approximation (round to nearest) */
|
747 | 7c58044c | j_mayer | rnd_type = float_round_nearest_even; |
748 | 7c58044c | j_mayer | break;
|
749 | 7c58044c | j_mayer | case 1: |
750 | 7c58044c | j_mayer | /* Smaller magnitude (round toward zero) */
|
751 | 7c58044c | j_mayer | rnd_type = float_round_to_zero; |
752 | 7c58044c | j_mayer | break;
|
753 | 7c58044c | j_mayer | case 2: |
754 | 7c58044c | j_mayer | /* Round toward +infinite */
|
755 | 7c58044c | j_mayer | rnd_type = float_round_up; |
756 | 7c58044c | j_mayer | break;
|
757 | 7c58044c | j_mayer | default:
|
758 | 7c58044c | j_mayer | case 3: |
759 | 7c58044c | j_mayer | /* Round toward -infinite */
|
760 | 7c58044c | j_mayer | rnd_type = float_round_down; |
761 | 7c58044c | j_mayer | break;
|
762 | 7c58044c | j_mayer | } |
763 | 7c58044c | j_mayer | set_float_rounding_mode(rnd_type, &env->fp_status); |
764 | 7c58044c | j_mayer | } |
765 | 7c58044c | j_mayer | |
766 | 6e35d524 | aurel32 | void helper_fpscr_clrbit (uint32_t bit)
|
767 | 6e35d524 | aurel32 | { |
768 | 6e35d524 | aurel32 | int prev;
|
769 | 6e35d524 | aurel32 | |
770 | 6e35d524 | aurel32 | prev = (env->fpscr >> bit) & 1;
|
771 | 6e35d524 | aurel32 | env->fpscr &= ~(1 << bit);
|
772 | 6e35d524 | aurel32 | if (prev == 1) { |
773 | 6e35d524 | aurel32 | switch (bit) {
|
774 | 6e35d524 | aurel32 | case FPSCR_RN1:
|
775 | 6e35d524 | aurel32 | case FPSCR_RN:
|
776 | 6e35d524 | aurel32 | fpscr_set_rounding_mode(); |
777 | 6e35d524 | aurel32 | break;
|
778 | 6e35d524 | aurel32 | default:
|
779 | 6e35d524 | aurel32 | break;
|
780 | 6e35d524 | aurel32 | } |
781 | 6e35d524 | aurel32 | } |
782 | 6e35d524 | aurel32 | } |
783 | 6e35d524 | aurel32 | |
784 | af12906f | aurel32 | void helper_fpscr_setbit (uint32_t bit)
|
785 | 7c58044c | j_mayer | { |
786 | 7c58044c | j_mayer | int prev;
|
787 | 7c58044c | j_mayer | |
788 | 7c58044c | j_mayer | prev = (env->fpscr >> bit) & 1;
|
789 | 7c58044c | j_mayer | env->fpscr |= 1 << bit;
|
790 | 7c58044c | j_mayer | if (prev == 0) { |
791 | 7c58044c | j_mayer | switch (bit) {
|
792 | 7c58044c | j_mayer | case FPSCR_VX:
|
793 | 7c58044c | j_mayer | env->fpscr |= 1 << FPSCR_FX;
|
794 | 7c58044c | j_mayer | if (fpscr_ve)
|
795 | 7c58044c | j_mayer | goto raise_ve;
|
796 | 7c58044c | j_mayer | case FPSCR_OX:
|
797 | 7c58044c | j_mayer | env->fpscr |= 1 << FPSCR_FX;
|
798 | 7c58044c | j_mayer | if (fpscr_oe)
|
799 | 7c58044c | j_mayer | goto raise_oe;
|
800 | 7c58044c | j_mayer | break;
|
801 | 7c58044c | j_mayer | case FPSCR_UX:
|
802 | 7c58044c | j_mayer | env->fpscr |= 1 << FPSCR_FX;
|
803 | 7c58044c | j_mayer | if (fpscr_ue)
|
804 | 7c58044c | j_mayer | goto raise_ue;
|
805 | 7c58044c | j_mayer | break;
|
806 | 7c58044c | j_mayer | case FPSCR_ZX:
|
807 | 7c58044c | j_mayer | env->fpscr |= 1 << FPSCR_FX;
|
808 | 7c58044c | j_mayer | if (fpscr_ze)
|
809 | 7c58044c | j_mayer | goto raise_ze;
|
810 | 7c58044c | j_mayer | break;
|
811 | 7c58044c | j_mayer | case FPSCR_XX:
|
812 | 7c58044c | j_mayer | env->fpscr |= 1 << FPSCR_FX;
|
813 | 7c58044c | j_mayer | if (fpscr_xe)
|
814 | 7c58044c | j_mayer | goto raise_xe;
|
815 | 7c58044c | j_mayer | break;
|
816 | 7c58044c | j_mayer | case FPSCR_VXSNAN:
|
817 | 7c58044c | j_mayer | case FPSCR_VXISI:
|
818 | 7c58044c | j_mayer | case FPSCR_VXIDI:
|
819 | 7c58044c | j_mayer | case FPSCR_VXZDZ:
|
820 | 7c58044c | j_mayer | case FPSCR_VXIMZ:
|
821 | 7c58044c | j_mayer | case FPSCR_VXVC:
|
822 | 7c58044c | j_mayer | case FPSCR_VXSOFT:
|
823 | 7c58044c | j_mayer | case FPSCR_VXSQRT:
|
824 | 7c58044c | j_mayer | case FPSCR_VXCVI:
|
825 | 7c58044c | j_mayer | env->fpscr |= 1 << FPSCR_VX;
|
826 | 7c58044c | j_mayer | env->fpscr |= 1 << FPSCR_FX;
|
827 | 7c58044c | j_mayer | if (fpscr_ve != 0) |
828 | 7c58044c | j_mayer | goto raise_ve;
|
829 | 7c58044c | j_mayer | break;
|
830 | 7c58044c | j_mayer | case FPSCR_VE:
|
831 | 7c58044c | j_mayer | if (fpscr_vx != 0) { |
832 | 7c58044c | j_mayer | raise_ve:
|
833 | 7c58044c | j_mayer | env->error_code = POWERPC_EXCP_FP; |
834 | 7c58044c | j_mayer | if (fpscr_vxsnan)
|
835 | 7c58044c | j_mayer | env->error_code |= POWERPC_EXCP_FP_VXSNAN; |
836 | 7c58044c | j_mayer | if (fpscr_vxisi)
|
837 | 7c58044c | j_mayer | env->error_code |= POWERPC_EXCP_FP_VXISI; |
838 | 7c58044c | j_mayer | if (fpscr_vxidi)
|
839 | 7c58044c | j_mayer | env->error_code |= POWERPC_EXCP_FP_VXIDI; |
840 | 7c58044c | j_mayer | if (fpscr_vxzdz)
|
841 | 7c58044c | j_mayer | env->error_code |= POWERPC_EXCP_FP_VXZDZ; |
842 | 7c58044c | j_mayer | if (fpscr_vximz)
|
843 | 7c58044c | j_mayer | env->error_code |= POWERPC_EXCP_FP_VXIMZ; |
844 | 7c58044c | j_mayer | if (fpscr_vxvc)
|
845 | 7c58044c | j_mayer | env->error_code |= POWERPC_EXCP_FP_VXVC; |
846 | 7c58044c | j_mayer | if (fpscr_vxsoft)
|
847 | 7c58044c | j_mayer | env->error_code |= POWERPC_EXCP_FP_VXSOFT; |
848 | 7c58044c | j_mayer | if (fpscr_vxsqrt)
|
849 | 7c58044c | j_mayer | env->error_code |= POWERPC_EXCP_FP_VXSQRT; |
850 | 7c58044c | j_mayer | if (fpscr_vxcvi)
|
851 | 7c58044c | j_mayer | env->error_code |= POWERPC_EXCP_FP_VXCVI; |
852 | 7c58044c | j_mayer | goto raise_excp;
|
853 | 7c58044c | j_mayer | } |
854 | 7c58044c | j_mayer | break;
|
855 | 7c58044c | j_mayer | case FPSCR_OE:
|
856 | 7c58044c | j_mayer | if (fpscr_ox != 0) { |
857 | 7c58044c | j_mayer | raise_oe:
|
858 | 7c58044c | j_mayer | env->error_code = POWERPC_EXCP_FP | POWERPC_EXCP_FP_OX; |
859 | 7c58044c | j_mayer | goto raise_excp;
|
860 | 7c58044c | j_mayer | } |
861 | 7c58044c | j_mayer | break;
|
862 | 7c58044c | j_mayer | case FPSCR_UE:
|
863 | 7c58044c | j_mayer | if (fpscr_ux != 0) { |
864 | 7c58044c | j_mayer | raise_ue:
|
865 | 7c58044c | j_mayer | env->error_code = POWERPC_EXCP_FP | POWERPC_EXCP_FP_UX; |
866 | 7c58044c | j_mayer | goto raise_excp;
|
867 | 7c58044c | j_mayer | } |
868 | 7c58044c | j_mayer | break;
|
869 | 7c58044c | j_mayer | case FPSCR_ZE:
|
870 | 7c58044c | j_mayer | if (fpscr_zx != 0) { |
871 | 7c58044c | j_mayer | raise_ze:
|
872 | 7c58044c | j_mayer | env->error_code = POWERPC_EXCP_FP | POWERPC_EXCP_FP_ZX; |
873 | 7c58044c | j_mayer | goto raise_excp;
|
874 | 7c58044c | j_mayer | } |
875 | 7c58044c | j_mayer | break;
|
876 | 7c58044c | j_mayer | case FPSCR_XE:
|
877 | 7c58044c | j_mayer | if (fpscr_xx != 0) { |
878 | 7c58044c | j_mayer | raise_xe:
|
879 | 7c58044c | j_mayer | env->error_code = POWERPC_EXCP_FP | POWERPC_EXCP_FP_XX; |
880 | 7c58044c | j_mayer | goto raise_excp;
|
881 | 7c58044c | j_mayer | } |
882 | 7c58044c | j_mayer | break;
|
883 | 7c58044c | j_mayer | case FPSCR_RN1:
|
884 | 7c58044c | j_mayer | case FPSCR_RN:
|
885 | 7c58044c | j_mayer | fpscr_set_rounding_mode(); |
886 | 7c58044c | j_mayer | break;
|
887 | 7c58044c | j_mayer | default:
|
888 | 7c58044c | j_mayer | break;
|
889 | 7c58044c | j_mayer | raise_excp:
|
890 | 7c58044c | j_mayer | /* Update the floating-point enabled exception summary */
|
891 | 7c58044c | j_mayer | env->fpscr |= 1 << FPSCR_FEX;
|
892 | 7c58044c | j_mayer | /* We have to update Rc1 before raising the exception */
|
893 | 7c58044c | j_mayer | env->exception_index = POWERPC_EXCP_PROGRAM; |
894 | 7c58044c | j_mayer | break;
|
895 | 7c58044c | j_mayer | } |
896 | 7c58044c | j_mayer | } |
897 | 7c58044c | j_mayer | } |
898 | 7c58044c | j_mayer | |
899 | af12906f | aurel32 | void helper_store_fpscr (uint64_t arg, uint32_t mask)
|
900 | 7c58044c | j_mayer | { |
901 | 7c58044c | j_mayer | /*
|
902 | 7c58044c | j_mayer | * We use only the 32 LSB of the incoming fpr
|
903 | 7c58044c | j_mayer | */
|
904 | 7c58044c | j_mayer | uint32_t prev, new; |
905 | 7c58044c | j_mayer | int i;
|
906 | 7c58044c | j_mayer | |
907 | 7c58044c | j_mayer | prev = env->fpscr; |
908 | af12906f | aurel32 | new = (uint32_t)arg; |
909 | 27ee5df0 | aurel32 | new &= ~0x60000000;
|
910 | 27ee5df0 | aurel32 | new |= prev & 0x60000000;
|
911 | 27ee5df0 | aurel32 | for (i = 0; i < 8; i++) { |
912 | 7c58044c | j_mayer | if (mask & (1 << i)) { |
913 | 7c58044c | j_mayer | env->fpscr &= ~(0xF << (4 * i)); |
914 | 7c58044c | j_mayer | env->fpscr |= new & (0xF << (4 * i)); |
915 | 7c58044c | j_mayer | } |
916 | 7c58044c | j_mayer | } |
917 | 7c58044c | j_mayer | /* Update VX and FEX */
|
918 | 7c58044c | j_mayer | if (fpscr_ix != 0) |
919 | 7c58044c | j_mayer | env->fpscr |= 1 << FPSCR_VX;
|
920 | 5567025f | aurel32 | else
|
921 | 5567025f | aurel32 | env->fpscr &= ~(1 << FPSCR_VX);
|
922 | 7c58044c | j_mayer | if ((fpscr_ex & fpscr_eex) != 0) { |
923 | 7c58044c | j_mayer | env->fpscr |= 1 << FPSCR_FEX;
|
924 | 7c58044c | j_mayer | env->exception_index = POWERPC_EXCP_PROGRAM; |
925 | 7c58044c | j_mayer | /* XXX: we should compute it properly */
|
926 | 7c58044c | j_mayer | env->error_code = POWERPC_EXCP_FP; |
927 | 7c58044c | j_mayer | } |
928 | 5567025f | aurel32 | else
|
929 | 5567025f | aurel32 | env->fpscr &= ~(1 << FPSCR_FEX);
|
930 | 7c58044c | j_mayer | fpscr_set_rounding_mode(); |
931 | 7c58044c | j_mayer | } |
932 | 7c58044c | j_mayer | |
933 | af12906f | aurel32 | void helper_float_check_status (void) |
934 | 7c58044c | j_mayer | { |
935 | af12906f | aurel32 | #ifdef CONFIG_SOFTFLOAT
|
936 | 7c58044c | j_mayer | if (env->exception_index == POWERPC_EXCP_PROGRAM &&
|
937 | 7c58044c | j_mayer | (env->error_code & POWERPC_EXCP_FP)) { |
938 | 7c58044c | j_mayer | /* Differred floating-point exception after target FPR update */
|
939 | 7c58044c | j_mayer | if (msr_fe0 != 0 || msr_fe1 != 0) |
940 | e06fcd75 | aurel32 | helper_raise_exception_err(env->exception_index, env->error_code); |
941 | be94c952 | aurel32 | } else {
|
942 | be94c952 | aurel32 | int status = get_float_exception_flags(&env->fp_status);
|
943 | e33e94f9 | aurel32 | if (status & float_flag_divbyzero) {
|
944 | e33e94f9 | aurel32 | float_zero_divide_excp(); |
945 | e33e94f9 | aurel32 | } else if (status & float_flag_overflow) { |
946 | be94c952 | aurel32 | float_overflow_excp(); |
947 | be94c952 | aurel32 | } else if (status & float_flag_underflow) { |
948 | be94c952 | aurel32 | float_underflow_excp(); |
949 | be94c952 | aurel32 | } else if (status & float_flag_inexact) { |
950 | be94c952 | aurel32 | float_inexact_excp(); |
951 | be94c952 | aurel32 | } |
952 | 7c58044c | j_mayer | } |
953 | af12906f | aurel32 | #else
|
954 | af12906f | aurel32 | if (env->exception_index == POWERPC_EXCP_PROGRAM &&
|
955 | af12906f | aurel32 | (env->error_code & POWERPC_EXCP_FP)) { |
956 | af12906f | aurel32 | /* Differred floating-point exception after target FPR update */
|
957 | af12906f | aurel32 | if (msr_fe0 != 0 || msr_fe1 != 0) |
958 | e06fcd75 | aurel32 | helper_raise_exception_err(env->exception_index, env->error_code); |
959 | af12906f | aurel32 | } |
960 | af12906f | aurel32 | #endif
|
961 | af12906f | aurel32 | } |
962 | af12906f | aurel32 | |
963 | af12906f | aurel32 | #ifdef CONFIG_SOFTFLOAT
|
964 | af12906f | aurel32 | void helper_reset_fpstatus (void) |
965 | af12906f | aurel32 | { |
966 | be94c952 | aurel32 | set_float_exception_flags(0, &env->fp_status);
|
967 | 7c58044c | j_mayer | } |
968 | 7c58044c | j_mayer | #endif
|
969 | 7c58044c | j_mayer | |
970 | af12906f | aurel32 | /* fadd - fadd. */
|
971 | af12906f | aurel32 | uint64_t helper_fadd (uint64_t arg1, uint64_t arg2) |
972 | 7c58044c | j_mayer | { |
973 | af12906f | aurel32 | CPU_DoubleU farg1, farg2; |
974 | af12906f | aurel32 | |
975 | af12906f | aurel32 | farg1.ll = arg1; |
976 | af12906f | aurel32 | farg2.ll = arg2; |
977 | af12906f | aurel32 | #if USE_PRECISE_EMULATION
|
978 | af12906f | aurel32 | if (unlikely(float64_is_signaling_nan(farg1.d) ||
|
979 | af12906f | aurel32 | float64_is_signaling_nan(farg2.d))) { |
980 | 7c58044c | j_mayer | /* sNaN addition */
|
981 | af12906f | aurel32 | farg1.ll = fload_invalid_op_excp(POWERPC_EXCP_FP_VXSNAN); |
982 | 17218d1f | aurel32 | } else if (unlikely(float64_is_infinity(farg1.d) && float64_is_infinity(farg2.d) && |
983 | 17218d1f | aurel32 | float64_is_neg(farg1.d) != float64_is_neg(farg2.d))) { |
984 | 7c58044c | j_mayer | /* Magnitude subtraction of infinities */
|
985 | cf1cf21e | aurel32 | farg1.ll = fload_invalid_op_excp(POWERPC_EXCP_FP_VXISI); |
986 | 17218d1f | aurel32 | } else {
|
987 | 17218d1f | aurel32 | farg1.d = float64_add(farg1.d, farg2.d, &env->fp_status); |
988 | 7c58044c | j_mayer | } |
989 | af12906f | aurel32 | #else
|
990 | af12906f | aurel32 | farg1.d = float64_add(farg1.d, farg2.d, &env->fp_status); |
991 | af12906f | aurel32 | #endif
|
992 | af12906f | aurel32 | return farg1.ll;
|
993 | 7c58044c | j_mayer | } |
994 | 7c58044c | j_mayer | |
995 | af12906f | aurel32 | /* fsub - fsub. */
|
996 | af12906f | aurel32 | uint64_t helper_fsub (uint64_t arg1, uint64_t arg2) |
997 | af12906f | aurel32 | { |
998 | af12906f | aurel32 | CPU_DoubleU farg1, farg2; |
999 | af12906f | aurel32 | |
1000 | af12906f | aurel32 | farg1.ll = arg1; |
1001 | af12906f | aurel32 | farg2.ll = arg2; |
1002 | af12906f | aurel32 | #if USE_PRECISE_EMULATION
|
1003 | 7c58044c | j_mayer | { |
1004 | af12906f | aurel32 | if (unlikely(float64_is_signaling_nan(farg1.d) ||
|
1005 | af12906f | aurel32 | float64_is_signaling_nan(farg2.d))) { |
1006 | 7c58044c | j_mayer | /* sNaN subtraction */
|
1007 | af12906f | aurel32 | farg1.ll = fload_invalid_op_excp(POWERPC_EXCP_FP_VXSNAN); |
1008 | 17218d1f | aurel32 | } else if (unlikely(float64_is_infinity(farg1.d) && float64_is_infinity(farg2.d) && |
1009 | 17218d1f | aurel32 | float64_is_neg(farg1.d) == float64_is_neg(farg2.d))) { |
1010 | 7c58044c | j_mayer | /* Magnitude subtraction of infinities */
|
1011 | af12906f | aurel32 | farg1.ll = fload_invalid_op_excp(POWERPC_EXCP_FP_VXISI); |
1012 | 17218d1f | aurel32 | } else {
|
1013 | 17218d1f | aurel32 | farg1.d = float64_sub(farg1.d, farg2.d, &env->fp_status); |
1014 | 7c58044c | j_mayer | } |
1015 | 7c58044c | j_mayer | } |
1016 | af12906f | aurel32 | #else
|
1017 | af12906f | aurel32 | farg1.d = float64_sub(farg1.d, farg2.d, &env->fp_status); |
1018 | af12906f | aurel32 | #endif
|
1019 | af12906f | aurel32 | return farg1.ll;
|
1020 | af12906f | aurel32 | } |
1021 | 7c58044c | j_mayer | |
1022 | af12906f | aurel32 | /* fmul - fmul. */
|
1023 | af12906f | aurel32 | uint64_t helper_fmul (uint64_t arg1, uint64_t arg2) |
1024 | 7c58044c | j_mayer | { |
1025 | af12906f | aurel32 | CPU_DoubleU farg1, farg2; |
1026 | af12906f | aurel32 | |
1027 | af12906f | aurel32 | farg1.ll = arg1; |
1028 | af12906f | aurel32 | farg2.ll = arg2; |
1029 | af12906f | aurel32 | #if USE_PRECISE_EMULATION
|
1030 | af12906f | aurel32 | if (unlikely(float64_is_signaling_nan(farg1.d) ||
|
1031 | af12906f | aurel32 | float64_is_signaling_nan(farg2.d))) { |
1032 | 7c58044c | j_mayer | /* sNaN multiplication */
|
1033 | af12906f | aurel32 | farg1.ll = fload_invalid_op_excp(POWERPC_EXCP_FP_VXSNAN); |
1034 | f23c346e | aurel32 | } else if (unlikely((float64_is_infinity(farg1.d) && float64_is_zero(farg2.d)) || |
1035 | f23c346e | aurel32 | (float64_is_zero(farg1.d) && float64_is_infinity(farg2.d)))) { |
1036 | 7c58044c | j_mayer | /* Multiplication of zero by infinity */
|
1037 | af12906f | aurel32 | farg1.ll = fload_invalid_op_excp(POWERPC_EXCP_FP_VXIMZ); |
1038 | 7c58044c | j_mayer | } else {
|
1039 | af12906f | aurel32 | farg1.d = float64_mul(farg1.d, farg2.d, &env->fp_status); |
1040 | 7c58044c | j_mayer | } |
1041 | af12906f | aurel32 | #else
|
1042 | af12906f | aurel32 | farg1.d = float64_mul(farg1.d, farg2.d, &env->fp_status); |
1043 | af12906f | aurel32 | #endif
|
1044 | af12906f | aurel32 | return farg1.ll;
|
1045 | af12906f | aurel32 | } |
1046 | 7c58044c | j_mayer | |
1047 | af12906f | aurel32 | /* fdiv - fdiv. */
|
1048 | af12906f | aurel32 | uint64_t helper_fdiv (uint64_t arg1, uint64_t arg2) |
1049 | 7c58044c | j_mayer | { |
1050 | af12906f | aurel32 | CPU_DoubleU farg1, farg2; |
1051 | af12906f | aurel32 | |
1052 | af12906f | aurel32 | farg1.ll = arg1; |
1053 | af12906f | aurel32 | farg2.ll = arg2; |
1054 | af12906f | aurel32 | #if USE_PRECISE_EMULATION
|
1055 | af12906f | aurel32 | if (unlikely(float64_is_signaling_nan(farg1.d) ||
|
1056 | af12906f | aurel32 | float64_is_signaling_nan(farg2.d))) { |
1057 | 7c58044c | j_mayer | /* sNaN division */
|
1058 | af12906f | aurel32 | farg1.ll = fload_invalid_op_excp(POWERPC_EXCP_FP_VXSNAN); |
1059 | f23c346e | aurel32 | } else if (unlikely(float64_is_infinity(farg1.d) && float64_is_infinity(farg2.d))) { |
1060 | 7c58044c | j_mayer | /* Division of infinity by infinity */
|
1061 | af12906f | aurel32 | farg1.ll = fload_invalid_op_excp(POWERPC_EXCP_FP_VXIDI); |
1062 | e33e94f9 | aurel32 | } else if (unlikely(float64_is_zero(farg1.d) && float64_is_zero(farg2.d))) { |
1063 | e33e94f9 | aurel32 | /* Division of zero by zero */
|
1064 | e33e94f9 | aurel32 | farg1.ll = fload_invalid_op_excp(POWERPC_EXCP_FP_VXZDZ); |
1065 | 7c58044c | j_mayer | } else {
|
1066 | af12906f | aurel32 | farg1.d = float64_div(farg1.d, farg2.d, &env->fp_status); |
1067 | 7c58044c | j_mayer | } |
1068 | af12906f | aurel32 | #else
|
1069 | af12906f | aurel32 | farg1.d = float64_div(farg1.d, farg2.d, &env->fp_status); |
1070 | af12906f | aurel32 | #endif
|
1071 | af12906f | aurel32 | return farg1.ll;
|
1072 | 7c58044c | j_mayer | } |
1073 | 7c58044c | j_mayer | |
1074 | af12906f | aurel32 | /* fabs */
|
1075 | af12906f | aurel32 | uint64_t helper_fabs (uint64_t arg) |
1076 | 9a64fbe4 | bellard | { |
1077 | af12906f | aurel32 | CPU_DoubleU farg; |
1078 | 9a64fbe4 | bellard | |
1079 | af12906f | aurel32 | farg.ll = arg; |
1080 | af12906f | aurel32 | farg.d = float64_abs(farg.d); |
1081 | af12906f | aurel32 | return farg.ll;
|
1082 | af12906f | aurel32 | } |
1083 | af12906f | aurel32 | |
1084 | af12906f | aurel32 | /* fnabs */
|
1085 | af12906f | aurel32 | uint64_t helper_fnabs (uint64_t arg) |
1086 | af12906f | aurel32 | { |
1087 | af12906f | aurel32 | CPU_DoubleU farg; |
1088 | af12906f | aurel32 | |
1089 | af12906f | aurel32 | farg.ll = arg; |
1090 | af12906f | aurel32 | farg.d = float64_abs(farg.d); |
1091 | af12906f | aurel32 | farg.d = float64_chs(farg.d); |
1092 | af12906f | aurel32 | return farg.ll;
|
1093 | af12906f | aurel32 | } |
1094 | af12906f | aurel32 | |
1095 | af12906f | aurel32 | /* fneg */
|
1096 | af12906f | aurel32 | uint64_t helper_fneg (uint64_t arg) |
1097 | af12906f | aurel32 | { |
1098 | af12906f | aurel32 | CPU_DoubleU farg; |
1099 | af12906f | aurel32 | |
1100 | af12906f | aurel32 | farg.ll = arg; |
1101 | af12906f | aurel32 | farg.d = float64_chs(farg.d); |
1102 | af12906f | aurel32 | return farg.ll;
|
1103 | af12906f | aurel32 | } |
1104 | af12906f | aurel32 | |
1105 | af12906f | aurel32 | /* fctiw - fctiw. */
|
1106 | af12906f | aurel32 | uint64_t helper_fctiw (uint64_t arg) |
1107 | af12906f | aurel32 | { |
1108 | af12906f | aurel32 | CPU_DoubleU farg; |
1109 | af12906f | aurel32 | farg.ll = arg; |
1110 | af12906f | aurel32 | |
1111 | af12906f | aurel32 | if (unlikely(float64_is_signaling_nan(farg.d))) {
|
1112 | 7c58044c | j_mayer | /* sNaN conversion */
|
1113 | af12906f | aurel32 | farg.ll = fload_invalid_op_excp(POWERPC_EXCP_FP_VXSNAN | POWERPC_EXCP_FP_VXCVI); |
1114 | f23c346e | aurel32 | } else if (unlikely(float64_is_nan(farg.d) || float64_is_infinity(farg.d))) { |
1115 | 7c58044c | j_mayer | /* qNan / infinity conversion */
|
1116 | af12906f | aurel32 | farg.ll = fload_invalid_op_excp(POWERPC_EXCP_FP_VXCVI); |
1117 | 7c58044c | j_mayer | } else {
|
1118 | af12906f | aurel32 | farg.ll = float64_to_int32(farg.d, &env->fp_status); |
1119 | 1cdb9c3d | aurel32 | #if USE_PRECISE_EMULATION
|
1120 | 7c58044c | j_mayer | /* XXX: higher bits are not supposed to be significant.
|
1121 | 7c58044c | j_mayer | * to make tests easier, return the same as a real PowerPC 750
|
1122 | 7c58044c | j_mayer | */
|
1123 | af12906f | aurel32 | farg.ll |= 0xFFF80000ULL << 32; |
1124 | e864cabd | j_mayer | #endif
|
1125 | 7c58044c | j_mayer | } |
1126 | af12906f | aurel32 | return farg.ll;
|
1127 | 9a64fbe4 | bellard | } |
1128 | 9a64fbe4 | bellard | |
1129 | af12906f | aurel32 | /* fctiwz - fctiwz. */
|
1130 | af12906f | aurel32 | uint64_t helper_fctiwz (uint64_t arg) |
1131 | 9a64fbe4 | bellard | { |
1132 | af12906f | aurel32 | CPU_DoubleU farg; |
1133 | af12906f | aurel32 | farg.ll = arg; |
1134 | 4ecc3190 | bellard | |
1135 | af12906f | aurel32 | if (unlikely(float64_is_signaling_nan(farg.d))) {
|
1136 | 7c58044c | j_mayer | /* sNaN conversion */
|
1137 | af12906f | aurel32 | farg.ll = fload_invalid_op_excp(POWERPC_EXCP_FP_VXSNAN | POWERPC_EXCP_FP_VXCVI); |
1138 | f23c346e | aurel32 | } else if (unlikely(float64_is_nan(farg.d) || float64_is_infinity(farg.d))) { |
1139 | 7c58044c | j_mayer | /* qNan / infinity conversion */
|
1140 | af12906f | aurel32 | farg.ll = fload_invalid_op_excp(POWERPC_EXCP_FP_VXCVI); |
1141 | 7c58044c | j_mayer | } else {
|
1142 | af12906f | aurel32 | farg.ll = float64_to_int32_round_to_zero(farg.d, &env->fp_status); |
1143 | 1cdb9c3d | aurel32 | #if USE_PRECISE_EMULATION
|
1144 | 7c58044c | j_mayer | /* XXX: higher bits are not supposed to be significant.
|
1145 | 7c58044c | j_mayer | * to make tests easier, return the same as a real PowerPC 750
|
1146 | 7c58044c | j_mayer | */
|
1147 | af12906f | aurel32 | farg.ll |= 0xFFF80000ULL << 32; |
1148 | e864cabd | j_mayer | #endif
|
1149 | 7c58044c | j_mayer | } |
1150 | af12906f | aurel32 | return farg.ll;
|
1151 | 9a64fbe4 | bellard | } |
1152 | 9a64fbe4 | bellard | |
1153 | 426613db | j_mayer | #if defined(TARGET_PPC64)
|
1154 | af12906f | aurel32 | /* fcfid - fcfid. */
|
1155 | af12906f | aurel32 | uint64_t helper_fcfid (uint64_t arg) |
1156 | 426613db | j_mayer | { |
1157 | af12906f | aurel32 | CPU_DoubleU farg; |
1158 | af12906f | aurel32 | farg.d = int64_to_float64(arg, &env->fp_status); |
1159 | af12906f | aurel32 | return farg.ll;
|
1160 | 426613db | j_mayer | } |
1161 | 426613db | j_mayer | |
1162 | af12906f | aurel32 | /* fctid - fctid. */
|
1163 | af12906f | aurel32 | uint64_t helper_fctid (uint64_t arg) |
1164 | 426613db | j_mayer | { |
1165 | af12906f | aurel32 | CPU_DoubleU farg; |
1166 | af12906f | aurel32 | farg.ll = arg; |
1167 | 426613db | j_mayer | |
1168 | af12906f | aurel32 | if (unlikely(float64_is_signaling_nan(farg.d))) {
|
1169 | 7c58044c | j_mayer | /* sNaN conversion */
|
1170 | af12906f | aurel32 | farg.ll = fload_invalid_op_excp(POWERPC_EXCP_FP_VXSNAN | POWERPC_EXCP_FP_VXCVI); |
1171 | f23c346e | aurel32 | } else if (unlikely(float64_is_nan(farg.d) || float64_is_infinity(farg.d))) { |
1172 | 7c58044c | j_mayer | /* qNan / infinity conversion */
|
1173 | af12906f | aurel32 | farg.ll = fload_invalid_op_excp(POWERPC_EXCP_FP_VXCVI); |
1174 | 7c58044c | j_mayer | } else {
|
1175 | af12906f | aurel32 | farg.ll = float64_to_int64(farg.d, &env->fp_status); |
1176 | 7c58044c | j_mayer | } |
1177 | af12906f | aurel32 | return farg.ll;
|
1178 | 426613db | j_mayer | } |
1179 | 426613db | j_mayer | |
1180 | af12906f | aurel32 | /* fctidz - fctidz. */
|
1181 | af12906f | aurel32 | uint64_t helper_fctidz (uint64_t arg) |
1182 | 426613db | j_mayer | { |
1183 | af12906f | aurel32 | CPU_DoubleU farg; |
1184 | af12906f | aurel32 | farg.ll = arg; |
1185 | 426613db | j_mayer | |
1186 | af12906f | aurel32 | if (unlikely(float64_is_signaling_nan(farg.d))) {
|
1187 | 7c58044c | j_mayer | /* sNaN conversion */
|
1188 | af12906f | aurel32 | farg.ll = fload_invalid_op_excp(POWERPC_EXCP_FP_VXSNAN | POWERPC_EXCP_FP_VXCVI); |
1189 | f23c346e | aurel32 | } else if (unlikely(float64_is_nan(farg.d) || float64_is_infinity(farg.d))) { |
1190 | 7c58044c | j_mayer | /* qNan / infinity conversion */
|
1191 | af12906f | aurel32 | farg.ll = fload_invalid_op_excp(POWERPC_EXCP_FP_VXCVI); |
1192 | 7c58044c | j_mayer | } else {
|
1193 | af12906f | aurel32 | farg.ll = float64_to_int64_round_to_zero(farg.d, &env->fp_status); |
1194 | 7c58044c | j_mayer | } |
1195 | af12906f | aurel32 | return farg.ll;
|
1196 | 426613db | j_mayer | } |
1197 | 426613db | j_mayer | |
1198 | 426613db | j_mayer | #endif
|
1199 | 426613db | j_mayer | |
1200 | 636aa200 | Blue Swirl | static inline uint64_t do_fri(uint64_t arg, int rounding_mode) |
1201 | d7e4b87e | j_mayer | { |
1202 | af12906f | aurel32 | CPU_DoubleU farg; |
1203 | af12906f | aurel32 | farg.ll = arg; |
1204 | af12906f | aurel32 | |
1205 | af12906f | aurel32 | if (unlikely(float64_is_signaling_nan(farg.d))) {
|
1206 | 7c58044c | j_mayer | /* sNaN round */
|
1207 | af12906f | aurel32 | farg.ll = fload_invalid_op_excp(POWERPC_EXCP_FP_VXSNAN | POWERPC_EXCP_FP_VXCVI); |
1208 | f23c346e | aurel32 | } else if (unlikely(float64_is_nan(farg.d) || float64_is_infinity(farg.d))) { |
1209 | 7c58044c | j_mayer | /* qNan / infinity round */
|
1210 | af12906f | aurel32 | farg.ll = fload_invalid_op_excp(POWERPC_EXCP_FP_VXCVI); |
1211 | 7c58044c | j_mayer | } else {
|
1212 | 7c58044c | j_mayer | set_float_rounding_mode(rounding_mode, &env->fp_status); |
1213 | af12906f | aurel32 | farg.ll = float64_round_to_int(farg.d, &env->fp_status); |
1214 | 7c58044c | j_mayer | /* Restore rounding mode from FPSCR */
|
1215 | 7c58044c | j_mayer | fpscr_set_rounding_mode(); |
1216 | 7c58044c | j_mayer | } |
1217 | af12906f | aurel32 | return farg.ll;
|
1218 | d7e4b87e | j_mayer | } |
1219 | d7e4b87e | j_mayer | |
1220 | af12906f | aurel32 | uint64_t helper_frin (uint64_t arg) |
1221 | d7e4b87e | j_mayer | { |
1222 | af12906f | aurel32 | return do_fri(arg, float_round_nearest_even);
|
1223 | d7e4b87e | j_mayer | } |
1224 | d7e4b87e | j_mayer | |
1225 | af12906f | aurel32 | uint64_t helper_friz (uint64_t arg) |
1226 | d7e4b87e | j_mayer | { |
1227 | af12906f | aurel32 | return do_fri(arg, float_round_to_zero);
|
1228 | d7e4b87e | j_mayer | } |
1229 | d7e4b87e | j_mayer | |
1230 | af12906f | aurel32 | uint64_t helper_frip (uint64_t arg) |
1231 | d7e4b87e | j_mayer | { |
1232 | af12906f | aurel32 | return do_fri(arg, float_round_up);
|
1233 | d7e4b87e | j_mayer | } |
1234 | d7e4b87e | j_mayer | |
1235 | af12906f | aurel32 | uint64_t helper_frim (uint64_t arg) |
1236 | d7e4b87e | j_mayer | { |
1237 | af12906f | aurel32 | return do_fri(arg, float_round_down);
|
1238 | d7e4b87e | j_mayer | } |
1239 | d7e4b87e | j_mayer | |
1240 | af12906f | aurel32 | /* fmadd - fmadd. */
|
1241 | af12906f | aurel32 | uint64_t helper_fmadd (uint64_t arg1, uint64_t arg2, uint64_t arg3) |
1242 | e864cabd | j_mayer | { |
1243 | af12906f | aurel32 | CPU_DoubleU farg1, farg2, farg3; |
1244 | af12906f | aurel32 | |
1245 | af12906f | aurel32 | farg1.ll = arg1; |
1246 | af12906f | aurel32 | farg2.ll = arg2; |
1247 | af12906f | aurel32 | farg3.ll = arg3; |
1248 | af12906f | aurel32 | #if USE_PRECISE_EMULATION
|
1249 | af12906f | aurel32 | if (unlikely(float64_is_signaling_nan(farg1.d) ||
|
1250 | af12906f | aurel32 | float64_is_signaling_nan(farg2.d) || |
1251 | af12906f | aurel32 | float64_is_signaling_nan(farg3.d))) { |
1252 | 7c58044c | j_mayer | /* sNaN operation */
|
1253 | af12906f | aurel32 | farg1.ll = fload_invalid_op_excp(POWERPC_EXCP_FP_VXSNAN); |
1254 | da1e7ac9 | aurel32 | } else if (unlikely((float64_is_infinity(farg1.d) && float64_is_zero(farg2.d)) || |
1255 | da1e7ac9 | aurel32 | (float64_is_zero(farg1.d) && float64_is_infinity(farg2.d)))) { |
1256 | da1e7ac9 | aurel32 | /* Multiplication of zero by infinity */
|
1257 | da1e7ac9 | aurel32 | farg1.ll = fload_invalid_op_excp(POWERPC_EXCP_FP_VXIMZ); |
1258 | 7c58044c | j_mayer | } else {
|
1259 | e864cabd | j_mayer | #ifdef FLOAT128
|
1260 | 7c58044c | j_mayer | /* This is the way the PowerPC specification defines it */
|
1261 | 7c58044c | j_mayer | float128 ft0_128, ft1_128; |
1262 | 7c58044c | j_mayer | |
1263 | af12906f | aurel32 | ft0_128 = float64_to_float128(farg1.d, &env->fp_status); |
1264 | af12906f | aurel32 | ft1_128 = float64_to_float128(farg2.d, &env->fp_status); |
1265 | 7c58044c | j_mayer | ft0_128 = float128_mul(ft0_128, ft1_128, &env->fp_status); |
1266 | da1e7ac9 | aurel32 | if (unlikely(float128_is_infinity(ft0_128) && float64_is_infinity(farg3.d) &&
|
1267 | da1e7ac9 | aurel32 | float128_is_neg(ft0_128) != float64_is_neg(farg3.d))) { |
1268 | da1e7ac9 | aurel32 | /* Magnitude subtraction of infinities */
|
1269 | da1e7ac9 | aurel32 | farg1.ll = fload_invalid_op_excp(POWERPC_EXCP_FP_VXISI); |
1270 | da1e7ac9 | aurel32 | } else {
|
1271 | da1e7ac9 | aurel32 | ft1_128 = float64_to_float128(farg3.d, &env->fp_status); |
1272 | da1e7ac9 | aurel32 | ft0_128 = float128_add(ft0_128, ft1_128, &env->fp_status); |
1273 | da1e7ac9 | aurel32 | farg1.d = float128_to_float64(ft0_128, &env->fp_status); |
1274 | da1e7ac9 | aurel32 | } |
1275 | e864cabd | j_mayer | #else
|
1276 | 7c58044c | j_mayer | /* This is OK on x86 hosts */
|
1277 | af12906f | aurel32 | farg1.d = (farg1.d * farg2.d) + farg3.d; |
1278 | e864cabd | j_mayer | #endif
|
1279 | 7c58044c | j_mayer | } |
1280 | af12906f | aurel32 | #else
|
1281 | af12906f | aurel32 | farg1.d = float64_mul(farg1.d, farg2.d, &env->fp_status); |
1282 | af12906f | aurel32 | farg1.d = float64_add(farg1.d, farg3.d, &env->fp_status); |
1283 | af12906f | aurel32 | #endif
|
1284 | af12906f | aurel32 | return farg1.ll;
|
1285 | e864cabd | j_mayer | } |
1286 | e864cabd | j_mayer | |
1287 | af12906f | aurel32 | /* fmsub - fmsub. */
|
1288 | af12906f | aurel32 | uint64_t helper_fmsub (uint64_t arg1, uint64_t arg2, uint64_t arg3) |
1289 | e864cabd | j_mayer | { |
1290 | af12906f | aurel32 | CPU_DoubleU farg1, farg2, farg3; |
1291 | af12906f | aurel32 | |
1292 | af12906f | aurel32 | farg1.ll = arg1; |
1293 | af12906f | aurel32 | farg2.ll = arg2; |
1294 | af12906f | aurel32 | farg3.ll = arg3; |
1295 | af12906f | aurel32 | #if USE_PRECISE_EMULATION
|
1296 | af12906f | aurel32 | if (unlikely(float64_is_signaling_nan(farg1.d) ||
|
1297 | af12906f | aurel32 | float64_is_signaling_nan(farg2.d) || |
1298 | af12906f | aurel32 | float64_is_signaling_nan(farg3.d))) { |
1299 | 7c58044c | j_mayer | /* sNaN operation */
|
1300 | af12906f | aurel32 | farg1.ll = fload_invalid_op_excp(POWERPC_EXCP_FP_VXSNAN); |
1301 | da1e7ac9 | aurel32 | } else if (unlikely((float64_is_infinity(farg1.d) && float64_is_zero(farg2.d)) || |
1302 | da1e7ac9 | aurel32 | (float64_is_zero(farg1.d) && float64_is_infinity(farg2.d)))) { |
1303 | da1e7ac9 | aurel32 | /* Multiplication of zero by infinity */
|
1304 | da1e7ac9 | aurel32 | farg1.ll = fload_invalid_op_excp(POWERPC_EXCP_FP_VXIMZ); |
1305 | 7c58044c | j_mayer | } else {
|
1306 | e864cabd | j_mayer | #ifdef FLOAT128
|
1307 | 7c58044c | j_mayer | /* This is the way the PowerPC specification defines it */
|
1308 | 7c58044c | j_mayer | float128 ft0_128, ft1_128; |
1309 | 7c58044c | j_mayer | |
1310 | af12906f | aurel32 | ft0_128 = float64_to_float128(farg1.d, &env->fp_status); |
1311 | af12906f | aurel32 | ft1_128 = float64_to_float128(farg2.d, &env->fp_status); |
1312 | 7c58044c | j_mayer | ft0_128 = float128_mul(ft0_128, ft1_128, &env->fp_status); |
1313 | da1e7ac9 | aurel32 | if (unlikely(float128_is_infinity(ft0_128) && float64_is_infinity(farg3.d) &&
|
1314 | da1e7ac9 | aurel32 | float128_is_neg(ft0_128) == float64_is_neg(farg3.d))) { |
1315 | da1e7ac9 | aurel32 | /* Magnitude subtraction of infinities */
|
1316 | da1e7ac9 | aurel32 | farg1.ll = fload_invalid_op_excp(POWERPC_EXCP_FP_VXISI); |
1317 | da1e7ac9 | aurel32 | } else {
|
1318 | da1e7ac9 | aurel32 | ft1_128 = float64_to_float128(farg3.d, &env->fp_status); |
1319 | da1e7ac9 | aurel32 | ft0_128 = float128_sub(ft0_128, ft1_128, &env->fp_status); |
1320 | da1e7ac9 | aurel32 | farg1.d = float128_to_float64(ft0_128, &env->fp_status); |
1321 | da1e7ac9 | aurel32 | } |
1322 | e864cabd | j_mayer | #else
|
1323 | 7c58044c | j_mayer | /* This is OK on x86 hosts */
|
1324 | af12906f | aurel32 | farg1.d = (farg1.d * farg2.d) - farg3.d; |
1325 | e864cabd | j_mayer | #endif
|
1326 | 7c58044c | j_mayer | } |
1327 | af12906f | aurel32 | #else
|
1328 | af12906f | aurel32 | farg1.d = float64_mul(farg1.d, farg2.d, &env->fp_status); |
1329 | af12906f | aurel32 | farg1.d = float64_sub(farg1.d, farg3.d, &env->fp_status); |
1330 | af12906f | aurel32 | #endif
|
1331 | af12906f | aurel32 | return farg1.ll;
|
1332 | e864cabd | j_mayer | } |
1333 | e864cabd | j_mayer | |
1334 | af12906f | aurel32 | /* fnmadd - fnmadd. */
|
1335 | af12906f | aurel32 | uint64_t helper_fnmadd (uint64_t arg1, uint64_t arg2, uint64_t arg3) |
1336 | 4b3686fa | bellard | { |
1337 | af12906f | aurel32 | CPU_DoubleU farg1, farg2, farg3; |
1338 | af12906f | aurel32 | |
1339 | af12906f | aurel32 | farg1.ll = arg1; |
1340 | af12906f | aurel32 | farg2.ll = arg2; |
1341 | af12906f | aurel32 | farg3.ll = arg3; |
1342 | af12906f | aurel32 | |
1343 | af12906f | aurel32 | if (unlikely(float64_is_signaling_nan(farg1.d) ||
|
1344 | af12906f | aurel32 | float64_is_signaling_nan(farg2.d) || |
1345 | af12906f | aurel32 | float64_is_signaling_nan(farg3.d))) { |
1346 | 7c58044c | j_mayer | /* sNaN operation */
|
1347 | af12906f | aurel32 | farg1.ll = fload_invalid_op_excp(POWERPC_EXCP_FP_VXSNAN); |
1348 | da1e7ac9 | aurel32 | } else if (unlikely((float64_is_infinity(farg1.d) && float64_is_zero(farg2.d)) || |
1349 | da1e7ac9 | aurel32 | (float64_is_zero(farg1.d) && float64_is_infinity(farg2.d)))) { |
1350 | da1e7ac9 | aurel32 | /* Multiplication of zero by infinity */
|
1351 | da1e7ac9 | aurel32 | farg1.ll = fload_invalid_op_excp(POWERPC_EXCP_FP_VXIMZ); |
1352 | 7c58044c | j_mayer | } else {
|
1353 | 1cdb9c3d | aurel32 | #if USE_PRECISE_EMULATION
|
1354 | e864cabd | j_mayer | #ifdef FLOAT128
|
1355 | 7c58044c | j_mayer | /* This is the way the PowerPC specification defines it */
|
1356 | 7c58044c | j_mayer | float128 ft0_128, ft1_128; |
1357 | 7c58044c | j_mayer | |
1358 | af12906f | aurel32 | ft0_128 = float64_to_float128(farg1.d, &env->fp_status); |
1359 | af12906f | aurel32 | ft1_128 = float64_to_float128(farg2.d, &env->fp_status); |
1360 | 7c58044c | j_mayer | ft0_128 = float128_mul(ft0_128, ft1_128, &env->fp_status); |
1361 | da1e7ac9 | aurel32 | if (unlikely(float128_is_infinity(ft0_128) && float64_is_infinity(farg3.d) &&
|
1362 | da1e7ac9 | aurel32 | float128_is_neg(ft0_128) != float64_is_neg(farg3.d))) { |
1363 | da1e7ac9 | aurel32 | /* Magnitude subtraction of infinities */
|
1364 | da1e7ac9 | aurel32 | farg1.ll = fload_invalid_op_excp(POWERPC_EXCP_FP_VXISI); |
1365 | da1e7ac9 | aurel32 | } else {
|
1366 | da1e7ac9 | aurel32 | ft1_128 = float64_to_float128(farg3.d, &env->fp_status); |
1367 | da1e7ac9 | aurel32 | ft0_128 = float128_add(ft0_128, ft1_128, &env->fp_status); |
1368 | da1e7ac9 | aurel32 | farg1.d = float128_to_float64(ft0_128, &env->fp_status); |
1369 | da1e7ac9 | aurel32 | } |
1370 | e864cabd | j_mayer | #else
|
1371 | 7c58044c | j_mayer | /* This is OK on x86 hosts */
|
1372 | af12906f | aurel32 | farg1.d = (farg1.d * farg2.d) + farg3.d; |
1373 | e864cabd | j_mayer | #endif
|
1374 | e864cabd | j_mayer | #else
|
1375 | af12906f | aurel32 | farg1.d = float64_mul(farg1.d, farg2.d, &env->fp_status); |
1376 | af12906f | aurel32 | farg1.d = float64_add(farg1.d, farg3.d, &env->fp_status); |
1377 | e864cabd | j_mayer | #endif
|
1378 | a44d2ce1 | aurel32 | if (likely(!float64_is_nan(farg1.d)))
|
1379 | af12906f | aurel32 | farg1.d = float64_chs(farg1.d); |
1380 | 7c58044c | j_mayer | } |
1381 | af12906f | aurel32 | return farg1.ll;
|
1382 | 4b3686fa | bellard | } |
1383 | 4b3686fa | bellard | |
1384 | af12906f | aurel32 | /* fnmsub - fnmsub. */
|
1385 | af12906f | aurel32 | uint64_t helper_fnmsub (uint64_t arg1, uint64_t arg2, uint64_t arg3) |
1386 | 4b3686fa | bellard | { |
1387 | af12906f | aurel32 | CPU_DoubleU farg1, farg2, farg3; |
1388 | af12906f | aurel32 | |
1389 | af12906f | aurel32 | farg1.ll = arg1; |
1390 | af12906f | aurel32 | farg2.ll = arg2; |
1391 | af12906f | aurel32 | farg3.ll = arg3; |
1392 | af12906f | aurel32 | |
1393 | af12906f | aurel32 | if (unlikely(float64_is_signaling_nan(farg1.d) ||
|
1394 | af12906f | aurel32 | float64_is_signaling_nan(farg2.d) || |
1395 | af12906f | aurel32 | float64_is_signaling_nan(farg3.d))) { |
1396 | 7c58044c | j_mayer | /* sNaN operation */
|
1397 | af12906f | aurel32 | farg1.ll = fload_invalid_op_excp(POWERPC_EXCP_FP_VXSNAN); |
1398 | da1e7ac9 | aurel32 | } else if (unlikely((float64_is_infinity(farg1.d) && float64_is_zero(farg2.d)) || |
1399 | da1e7ac9 | aurel32 | (float64_is_zero(farg1.d) && float64_is_infinity(farg2.d)))) { |
1400 | da1e7ac9 | aurel32 | /* Multiplication of zero by infinity */
|
1401 | da1e7ac9 | aurel32 | farg1.ll = fload_invalid_op_excp(POWERPC_EXCP_FP_VXIMZ); |
1402 | 7c58044c | j_mayer | } else {
|
1403 | 1cdb9c3d | aurel32 | #if USE_PRECISE_EMULATION
|
1404 | e864cabd | j_mayer | #ifdef FLOAT128
|
1405 | 7c58044c | j_mayer | /* This is the way the PowerPC specification defines it */
|
1406 | 7c58044c | j_mayer | float128 ft0_128, ft1_128; |
1407 | 7c58044c | j_mayer | |
1408 | af12906f | aurel32 | ft0_128 = float64_to_float128(farg1.d, &env->fp_status); |
1409 | af12906f | aurel32 | ft1_128 = float64_to_float128(farg2.d, &env->fp_status); |
1410 | 7c58044c | j_mayer | ft0_128 = float128_mul(ft0_128, ft1_128, &env->fp_status); |
1411 | da1e7ac9 | aurel32 | if (unlikely(float128_is_infinity(ft0_128) && float64_is_infinity(farg3.d) &&
|
1412 | da1e7ac9 | aurel32 | float128_is_neg(ft0_128) == float64_is_neg(farg3.d))) { |
1413 | da1e7ac9 | aurel32 | /* Magnitude subtraction of infinities */
|
1414 | da1e7ac9 | aurel32 | farg1.ll = fload_invalid_op_excp(POWERPC_EXCP_FP_VXISI); |
1415 | da1e7ac9 | aurel32 | } else {
|
1416 | da1e7ac9 | aurel32 | ft1_128 = float64_to_float128(farg3.d, &env->fp_status); |
1417 | da1e7ac9 | aurel32 | ft0_128 = float128_sub(ft0_128, ft1_128, &env->fp_status); |
1418 | da1e7ac9 | aurel32 | farg1.d = float128_to_float64(ft0_128, &env->fp_status); |
1419 | da1e7ac9 | aurel32 | } |
1420 | e864cabd | j_mayer | #else
|
1421 | 7c58044c | j_mayer | /* This is OK on x86 hosts */
|
1422 | af12906f | aurel32 | farg1.d = (farg1.d * farg2.d) - farg3.d; |
1423 | e864cabd | j_mayer | #endif
|
1424 | e864cabd | j_mayer | #else
|
1425 | af12906f | aurel32 | farg1.d = float64_mul(farg1.d, farg2.d, &env->fp_status); |
1426 | af12906f | aurel32 | farg1.d = float64_sub(farg1.d, farg3.d, &env->fp_status); |
1427 | e864cabd | j_mayer | #endif
|
1428 | a44d2ce1 | aurel32 | if (likely(!float64_is_nan(farg1.d)))
|
1429 | af12906f | aurel32 | farg1.d = float64_chs(farg1.d); |
1430 | 7c58044c | j_mayer | } |
1431 | af12906f | aurel32 | return farg1.ll;
|
1432 | 1ef59d0a | bellard | } |
1433 | 1ef59d0a | bellard | |
1434 | af12906f | aurel32 | /* frsp - frsp. */
|
1435 | af12906f | aurel32 | uint64_t helper_frsp (uint64_t arg) |
1436 | 7c58044c | j_mayer | { |
1437 | af12906f | aurel32 | CPU_DoubleU farg; |
1438 | 6ad193ed | aurel32 | float32 f32; |
1439 | af12906f | aurel32 | farg.ll = arg; |
1440 | af12906f | aurel32 | |
1441 | af12906f | aurel32 | #if USE_PRECISE_EMULATION
|
1442 | af12906f | aurel32 | if (unlikely(float64_is_signaling_nan(farg.d))) {
|
1443 | 7c58044c | j_mayer | /* sNaN square root */
|
1444 | af12906f | aurel32 | farg.ll = fload_invalid_op_excp(POWERPC_EXCP_FP_VXSNAN); |
1445 | 7c58044c | j_mayer | } else {
|
1446 | 6ad193ed | aurel32 | f32 = float64_to_float32(farg.d, &env->fp_status); |
1447 | 6ad193ed | aurel32 | farg.d = float32_to_float64(f32, &env->fp_status); |
1448 | 7c58044c | j_mayer | } |
1449 | af12906f | aurel32 | #else
|
1450 | 6ad193ed | aurel32 | f32 = float64_to_float32(farg.d, &env->fp_status); |
1451 | 6ad193ed | aurel32 | farg.d = float32_to_float64(f32, &env->fp_status); |
1452 | af12906f | aurel32 | #endif
|
1453 | af12906f | aurel32 | return farg.ll;
|
1454 | 7c58044c | j_mayer | } |
1455 | 7c58044c | j_mayer | |
1456 | af12906f | aurel32 | /* fsqrt - fsqrt. */
|
1457 | af12906f | aurel32 | uint64_t helper_fsqrt (uint64_t arg) |
1458 | 9a64fbe4 | bellard | { |
1459 | af12906f | aurel32 | CPU_DoubleU farg; |
1460 | af12906f | aurel32 | farg.ll = arg; |
1461 | af12906f | aurel32 | |
1462 | af12906f | aurel32 | if (unlikely(float64_is_signaling_nan(farg.d))) {
|
1463 | 7c58044c | j_mayer | /* sNaN square root */
|
1464 | af12906f | aurel32 | farg.ll = fload_invalid_op_excp(POWERPC_EXCP_FP_VXSNAN); |
1465 | f23c346e | aurel32 | } else if (unlikely(float64_is_neg(farg.d) && !float64_is_zero(farg.d))) { |
1466 | 7c58044c | j_mayer | /* Square root of a negative nonzero number */
|
1467 | af12906f | aurel32 | farg.ll = fload_invalid_op_excp(POWERPC_EXCP_FP_VXSQRT); |
1468 | 7c58044c | j_mayer | } else {
|
1469 | af12906f | aurel32 | farg.d = float64_sqrt(farg.d, &env->fp_status); |
1470 | 7c58044c | j_mayer | } |
1471 | af12906f | aurel32 | return farg.ll;
|
1472 | 9a64fbe4 | bellard | } |
1473 | 9a64fbe4 | bellard | |
1474 | af12906f | aurel32 | /* fre - fre. */
|
1475 | af12906f | aurel32 | uint64_t helper_fre (uint64_t arg) |
1476 | d7e4b87e | j_mayer | { |
1477 | c609b12e | aurel32 | CPU_DoubleU farg; |
1478 | 06f7332a | aurel32 | farg.ll = arg; |
1479 | d7e4b87e | j_mayer | |
1480 | af12906f | aurel32 | if (unlikely(float64_is_signaling_nan(farg.d))) {
|
1481 | 7c58044c | j_mayer | /* sNaN reciprocal */
|
1482 | af12906f | aurel32 | farg.ll = fload_invalid_op_excp(POWERPC_EXCP_FP_VXSNAN); |
1483 | d7e4b87e | j_mayer | } else {
|
1484 | c609b12e | aurel32 | farg.d = float64_div(float64_one, farg.d, &env->fp_status); |
1485 | d7e4b87e | j_mayer | } |
1486 | af12906f | aurel32 | return farg.d;
|
1487 | d7e4b87e | j_mayer | } |
1488 | d7e4b87e | j_mayer | |
1489 | af12906f | aurel32 | /* fres - fres. */
|
1490 | af12906f | aurel32 | uint64_t helper_fres (uint64_t arg) |
1491 | 9a64fbe4 | bellard | { |
1492 | 06f7332a | aurel32 | CPU_DoubleU farg; |
1493 | 6c01bf6c | aurel32 | float32 f32; |
1494 | 06f7332a | aurel32 | farg.ll = arg; |
1495 | 4ecc3190 | bellard | |
1496 | af12906f | aurel32 | if (unlikely(float64_is_signaling_nan(farg.d))) {
|
1497 | 7c58044c | j_mayer | /* sNaN reciprocal */
|
1498 | af12906f | aurel32 | farg.ll = fload_invalid_op_excp(POWERPC_EXCP_FP_VXSNAN); |
1499 | 4ecc3190 | bellard | } else {
|
1500 | c609b12e | aurel32 | farg.d = float64_div(float64_one, farg.d, &env->fp_status); |
1501 | 6c01bf6c | aurel32 | f32 = float64_to_float32(farg.d, &env->fp_status); |
1502 | 6c01bf6c | aurel32 | farg.d = float32_to_float64(f32, &env->fp_status); |
1503 | 4ecc3190 | bellard | } |
1504 | af12906f | aurel32 | return farg.ll;
|
1505 | 9a64fbe4 | bellard | } |
1506 | 9a64fbe4 | bellard | |
1507 | af12906f | aurel32 | /* frsqrte - frsqrte. */
|
1508 | af12906f | aurel32 | uint64_t helper_frsqrte (uint64_t arg) |
1509 | 9a64fbe4 | bellard | { |
1510 | c609b12e | aurel32 | CPU_DoubleU farg; |
1511 | 6c01bf6c | aurel32 | float32 f32; |
1512 | 06f7332a | aurel32 | farg.ll = arg; |
1513 | 4ecc3190 | bellard | |
1514 | af12906f | aurel32 | if (unlikely(float64_is_signaling_nan(farg.d))) {
|
1515 | 7c58044c | j_mayer | /* sNaN reciprocal square root */
|
1516 | af12906f | aurel32 | farg.ll = fload_invalid_op_excp(POWERPC_EXCP_FP_VXSNAN); |
1517 | f23c346e | aurel32 | } else if (unlikely(float64_is_neg(farg.d) && !float64_is_zero(farg.d))) { |
1518 | 7c58044c | j_mayer | /* Reciprocal square root of a negative nonzero number */
|
1519 | af12906f | aurel32 | farg.ll = fload_invalid_op_excp(POWERPC_EXCP_FP_VXSQRT); |
1520 | 4ecc3190 | bellard | } else {
|
1521 | 6c01bf6c | aurel32 | farg.d = float64_sqrt(farg.d, &env->fp_status); |
1522 | c609b12e | aurel32 | farg.d = float64_div(float64_one, farg.d, &env->fp_status); |
1523 | 6c01bf6c | aurel32 | f32 = float64_to_float32(farg.d, &env->fp_status); |
1524 | 6c01bf6c | aurel32 | farg.d = float32_to_float64(f32, &env->fp_status); |
1525 | 4ecc3190 | bellard | } |
1526 | af12906f | aurel32 | return farg.ll;
|
1527 | 9a64fbe4 | bellard | } |
1528 | 9a64fbe4 | bellard | |
1529 | af12906f | aurel32 | /* fsel - fsel. */
|
1530 | af12906f | aurel32 | uint64_t helper_fsel (uint64_t arg1, uint64_t arg2, uint64_t arg3) |
1531 | 9a64fbe4 | bellard | { |
1532 | 6ad7365a | aurel32 | CPU_DoubleU farg1; |
1533 | af12906f | aurel32 | |
1534 | af12906f | aurel32 | farg1.ll = arg1; |
1535 | af12906f | aurel32 | |
1536 | 572c8952 | aurel32 | if ((!float64_is_neg(farg1.d) || float64_is_zero(farg1.d)) && !float64_is_nan(farg1.d))
|
1537 | 6ad7365a | aurel32 | return arg2;
|
1538 | 4ecc3190 | bellard | else
|
1539 | 6ad7365a | aurel32 | return arg3;
|
1540 | 9a64fbe4 | bellard | } |
1541 | 9a64fbe4 | bellard | |
1542 | 9a819377 | aurel32 | void helper_fcmpu (uint64_t arg1, uint64_t arg2, uint32_t crfD)
|
1543 | 9a64fbe4 | bellard | { |
1544 | af12906f | aurel32 | CPU_DoubleU farg1, farg2; |
1545 | e1571908 | aurel32 | uint32_t ret = 0;
|
1546 | af12906f | aurel32 | farg1.ll = arg1; |
1547 | af12906f | aurel32 | farg2.ll = arg2; |
1548 | e1571908 | aurel32 | |
1549 | 9a819377 | aurel32 | if (unlikely(float64_is_nan(farg1.d) ||
|
1550 | 9a819377 | aurel32 | float64_is_nan(farg2.d))) { |
1551 | 9a819377 | aurel32 | ret = 0x01UL;
|
1552 | 9a819377 | aurel32 | } else if (float64_lt(farg1.d, farg2.d, &env->fp_status)) { |
1553 | 9a819377 | aurel32 | ret = 0x08UL;
|
1554 | 9a819377 | aurel32 | } else if (!float64_le(farg1.d, farg2.d, &env->fp_status)) { |
1555 | 9a819377 | aurel32 | ret = 0x04UL;
|
1556 | 7c58044c | j_mayer | } else {
|
1557 | 9a819377 | aurel32 | ret = 0x02UL;
|
1558 | 9a64fbe4 | bellard | } |
1559 | 9a819377 | aurel32 | |
1560 | 7c58044c | j_mayer | env->fpscr &= ~(0x0F << FPSCR_FPRF);
|
1561 | e1571908 | aurel32 | env->fpscr |= ret << FPSCR_FPRF; |
1562 | 9a819377 | aurel32 | env->crf[crfD] = ret; |
1563 | 9a819377 | aurel32 | if (unlikely(ret == 0x01UL |
1564 | 9a819377 | aurel32 | && (float64_is_signaling_nan(farg1.d) || |
1565 | 9a819377 | aurel32 | float64_is_signaling_nan(farg2.d)))) { |
1566 | 9a819377 | aurel32 | /* sNaN comparison */
|
1567 | 9a819377 | aurel32 | fload_invalid_op_excp(POWERPC_EXCP_FP_VXSNAN); |
1568 | 9a819377 | aurel32 | } |
1569 | 9a64fbe4 | bellard | } |
1570 | 9a64fbe4 | bellard | |
1571 | 9a819377 | aurel32 | void helper_fcmpo (uint64_t arg1, uint64_t arg2, uint32_t crfD)
|
1572 | 9a64fbe4 | bellard | { |
1573 | af12906f | aurel32 | CPU_DoubleU farg1, farg2; |
1574 | e1571908 | aurel32 | uint32_t ret = 0;
|
1575 | af12906f | aurel32 | farg1.ll = arg1; |
1576 | af12906f | aurel32 | farg2.ll = arg2; |
1577 | e1571908 | aurel32 | |
1578 | af12906f | aurel32 | if (unlikely(float64_is_nan(farg1.d) ||
|
1579 | af12906f | aurel32 | float64_is_nan(farg2.d))) { |
1580 | 9a819377 | aurel32 | ret = 0x01UL;
|
1581 | 9a819377 | aurel32 | } else if (float64_lt(farg1.d, farg2.d, &env->fp_status)) { |
1582 | 9a819377 | aurel32 | ret = 0x08UL;
|
1583 | 9a819377 | aurel32 | } else if (!float64_le(farg1.d, farg2.d, &env->fp_status)) { |
1584 | 9a819377 | aurel32 | ret = 0x04UL;
|
1585 | 9a819377 | aurel32 | } else {
|
1586 | 9a819377 | aurel32 | ret = 0x02UL;
|
1587 | 9a819377 | aurel32 | } |
1588 | 9a819377 | aurel32 | |
1589 | 9a819377 | aurel32 | env->fpscr &= ~(0x0F << FPSCR_FPRF);
|
1590 | 9a819377 | aurel32 | env->fpscr |= ret << FPSCR_FPRF; |
1591 | 9a819377 | aurel32 | env->crf[crfD] = ret; |
1592 | 9a819377 | aurel32 | if (unlikely (ret == 0x01UL)) { |
1593 | af12906f | aurel32 | if (float64_is_signaling_nan(farg1.d) ||
|
1594 | af12906f | aurel32 | float64_is_signaling_nan(farg2.d)) { |
1595 | 7c58044c | j_mayer | /* sNaN comparison */
|
1596 | 7c58044c | j_mayer | fload_invalid_op_excp(POWERPC_EXCP_FP_VXSNAN | |
1597 | 7c58044c | j_mayer | POWERPC_EXCP_FP_VXVC); |
1598 | 7c58044c | j_mayer | } else {
|
1599 | 7c58044c | j_mayer | /* qNaN comparison */
|
1600 | 7c58044c | j_mayer | fload_invalid_op_excp(POWERPC_EXCP_FP_VXVC); |
1601 | 7c58044c | j_mayer | } |
1602 | 9a64fbe4 | bellard | } |
1603 | 9a64fbe4 | bellard | } |
1604 | 9a64fbe4 | bellard | |
1605 | 76a66253 | j_mayer | #if !defined (CONFIG_USER_ONLY)
|
1606 | 6527f6ea | aurel32 | void helper_store_msr (target_ulong val)
|
1607 | 0411a972 | j_mayer | { |
1608 | 6527f6ea | aurel32 | val = hreg_store_msr(env, val, 0);
|
1609 | 6527f6ea | aurel32 | if (val != 0) { |
1610 | 0411a972 | j_mayer | env->interrupt_request |= CPU_INTERRUPT_EXITTB; |
1611 | e06fcd75 | aurel32 | helper_raise_exception(val); |
1612 | 0411a972 | j_mayer | } |
1613 | 0411a972 | j_mayer | } |
1614 | 0411a972 | j_mayer | |
1615 | 636aa200 | Blue Swirl | static inline void do_rfi(target_ulong nip, target_ulong msr, |
1616 | 636aa200 | Blue Swirl | target_ulong msrm, int keep_msrh)
|
1617 | 9a64fbe4 | bellard | { |
1618 | 426613db | j_mayer | #if defined(TARGET_PPC64)
|
1619 | 0411a972 | j_mayer | if (msr & (1ULL << MSR_SF)) { |
1620 | 0411a972 | j_mayer | nip = (uint64_t)nip; |
1621 | 0411a972 | j_mayer | msr &= (uint64_t)msrm; |
1622 | a42bd6cc | j_mayer | } else {
|
1623 | 0411a972 | j_mayer | nip = (uint32_t)nip; |
1624 | 0411a972 | j_mayer | msr = (uint32_t)(msr & msrm); |
1625 | 0411a972 | j_mayer | if (keep_msrh)
|
1626 | 0411a972 | j_mayer | msr |= env->msr & ~((uint64_t)0xFFFFFFFF);
|
1627 | a42bd6cc | j_mayer | } |
1628 | 426613db | j_mayer | #else
|
1629 | 0411a972 | j_mayer | nip = (uint32_t)nip; |
1630 | 0411a972 | j_mayer | msr &= (uint32_t)msrm; |
1631 | 426613db | j_mayer | #endif
|
1632 | 0411a972 | j_mayer | /* XXX: beware: this is false if VLE is supported */
|
1633 | 0411a972 | j_mayer | env->nip = nip & ~((target_ulong)0x00000003);
|
1634 | a4f30719 | j_mayer | hreg_store_msr(env, msr, 1);
|
1635 | fdabc366 | bellard | #if defined (DEBUG_OP)
|
1636 | 0411a972 | j_mayer | cpu_dump_rfi(env->nip, env->msr); |
1637 | fdabc366 | bellard | #endif
|
1638 | 0411a972 | j_mayer | /* No need to raise an exception here,
|
1639 | 0411a972 | j_mayer | * as rfi is always the last insn of a TB
|
1640 | 0411a972 | j_mayer | */
|
1641 | fdabc366 | bellard | env->interrupt_request |= CPU_INTERRUPT_EXITTB; |
1642 | 9a64fbe4 | bellard | } |
1643 | d9bce9d9 | j_mayer | |
1644 | d72a19f7 | aurel32 | void helper_rfi (void) |
1645 | 0411a972 | j_mayer | { |
1646 | d72a19f7 | aurel32 | do_rfi(env->spr[SPR_SRR0], env->spr[SPR_SRR1], |
1647 | c3d420ea | Thomas Monjalon | ~((target_ulong)0x783F0000), 1); |
1648 | 0411a972 | j_mayer | } |
1649 | 0411a972 | j_mayer | |
1650 | d9bce9d9 | j_mayer | #if defined(TARGET_PPC64)
|
1651 | d72a19f7 | aurel32 | void helper_rfid (void) |
1652 | 426613db | j_mayer | { |
1653 | d72a19f7 | aurel32 | do_rfi(env->spr[SPR_SRR0], env->spr[SPR_SRR1], |
1654 | c3d420ea | Thomas Monjalon | ~((target_ulong)0x783F0000), 0); |
1655 | d9bce9d9 | j_mayer | } |
1656 | 7863667f | j_mayer | |
1657 | d72a19f7 | aurel32 | void helper_hrfid (void) |
1658 | be147d08 | j_mayer | { |
1659 | d72a19f7 | aurel32 | do_rfi(env->spr[SPR_HSRR0], env->spr[SPR_HSRR1], |
1660 | c3d420ea | Thomas Monjalon | ~((target_ulong)0x783F0000), 0); |
1661 | be147d08 | j_mayer | } |
1662 | be147d08 | j_mayer | #endif
|
1663 | 76a66253 | j_mayer | #endif
|
1664 | 9a64fbe4 | bellard | |
1665 | cab3bee2 | aurel32 | void helper_tw (target_ulong arg1, target_ulong arg2, uint32_t flags)
|
1666 | 9a64fbe4 | bellard | { |
1667 | cab3bee2 | aurel32 | if (!likely(!(((int32_t)arg1 < (int32_t)arg2 && (flags & 0x10)) || |
1668 | cab3bee2 | aurel32 | ((int32_t)arg1 > (int32_t)arg2 && (flags & 0x08)) ||
|
1669 | cab3bee2 | aurel32 | ((int32_t)arg1 == (int32_t)arg2 && (flags & 0x04)) ||
|
1670 | cab3bee2 | aurel32 | ((uint32_t)arg1 < (uint32_t)arg2 && (flags & 0x02)) ||
|
1671 | cab3bee2 | aurel32 | ((uint32_t)arg1 > (uint32_t)arg2 && (flags & 0x01))))) {
|
1672 | e06fcd75 | aurel32 | helper_raise_exception_err(POWERPC_EXCP_PROGRAM, POWERPC_EXCP_TRAP); |
1673 | a42bd6cc | j_mayer | } |
1674 | 9a64fbe4 | bellard | } |
1675 | 9a64fbe4 | bellard | |
1676 | d9bce9d9 | j_mayer | #if defined(TARGET_PPC64)
|
1677 | cab3bee2 | aurel32 | void helper_td (target_ulong arg1, target_ulong arg2, uint32_t flags)
|
1678 | d9bce9d9 | j_mayer | { |
1679 | cab3bee2 | aurel32 | if (!likely(!(((int64_t)arg1 < (int64_t)arg2 && (flags & 0x10)) || |
1680 | cab3bee2 | aurel32 | ((int64_t)arg1 > (int64_t)arg2 && (flags & 0x08)) ||
|
1681 | cab3bee2 | aurel32 | ((int64_t)arg1 == (int64_t)arg2 && (flags & 0x04)) ||
|
1682 | cab3bee2 | aurel32 | ((uint64_t)arg1 < (uint64_t)arg2 && (flags & 0x02)) ||
|
1683 | cab3bee2 | aurel32 | ((uint64_t)arg1 > (uint64_t)arg2 && (flags & 0x01)))))
|
1684 | e06fcd75 | aurel32 | helper_raise_exception_err(POWERPC_EXCP_PROGRAM, POWERPC_EXCP_TRAP); |
1685 | d9bce9d9 | j_mayer | } |
1686 | d9bce9d9 | j_mayer | #endif
|
1687 | d9bce9d9 | j_mayer | |
1688 | fdabc366 | bellard | /*****************************************************************************/
|
1689 | 76a66253 | j_mayer | /* PowerPC 601 specific instructions (POWER bridge) */
|
1690 | 9a64fbe4 | bellard | |
1691 | 22e0e173 | aurel32 | target_ulong helper_clcs (uint32_t arg) |
1692 | 9a64fbe4 | bellard | { |
1693 | 22e0e173 | aurel32 | switch (arg) {
|
1694 | 76a66253 | j_mayer | case 0x0CUL: |
1695 | 76a66253 | j_mayer | /* Instruction cache line size */
|
1696 | 22e0e173 | aurel32 | return env->icache_line_size;
|
1697 | 76a66253 | j_mayer | break;
|
1698 | 76a66253 | j_mayer | case 0x0DUL: |
1699 | 76a66253 | j_mayer | /* Data cache line size */
|
1700 | 22e0e173 | aurel32 | return env->dcache_line_size;
|
1701 | 76a66253 | j_mayer | break;
|
1702 | 76a66253 | j_mayer | case 0x0EUL: |
1703 | 76a66253 | j_mayer | /* Minimum cache line size */
|
1704 | 22e0e173 | aurel32 | return (env->icache_line_size < env->dcache_line_size) ?
|
1705 | 22e0e173 | aurel32 | env->icache_line_size : env->dcache_line_size; |
1706 | 76a66253 | j_mayer | break;
|
1707 | 76a66253 | j_mayer | case 0x0FUL: |
1708 | 76a66253 | j_mayer | /* Maximum cache line size */
|
1709 | 22e0e173 | aurel32 | return (env->icache_line_size > env->dcache_line_size) ?
|
1710 | 22e0e173 | aurel32 | env->icache_line_size : env->dcache_line_size; |
1711 | 76a66253 | j_mayer | break;
|
1712 | 76a66253 | j_mayer | default:
|
1713 | 76a66253 | j_mayer | /* Undefined */
|
1714 | 22e0e173 | aurel32 | return 0; |
1715 | 76a66253 | j_mayer | break;
|
1716 | 76a66253 | j_mayer | } |
1717 | 76a66253 | j_mayer | } |
1718 | 76a66253 | j_mayer | |
1719 | 22e0e173 | aurel32 | target_ulong helper_div (target_ulong arg1, target_ulong arg2) |
1720 | 76a66253 | j_mayer | { |
1721 | 22e0e173 | aurel32 | uint64_t tmp = (uint64_t)arg1 << 32 | env->spr[SPR_MQ];
|
1722 | 76a66253 | j_mayer | |
1723 | 22e0e173 | aurel32 | if (((int32_t)tmp == INT32_MIN && (int32_t)arg2 == (int32_t)-1) || |
1724 | 22e0e173 | aurel32 | (int32_t)arg2 == 0) {
|
1725 | 76a66253 | j_mayer | env->spr[SPR_MQ] = 0;
|
1726 | 22e0e173 | aurel32 | return INT32_MIN;
|
1727 | 76a66253 | j_mayer | } else {
|
1728 | 22e0e173 | aurel32 | env->spr[SPR_MQ] = tmp % arg2; |
1729 | 22e0e173 | aurel32 | return tmp / (int32_t)arg2;
|
1730 | 76a66253 | j_mayer | } |
1731 | 76a66253 | j_mayer | } |
1732 | 76a66253 | j_mayer | |
1733 | 22e0e173 | aurel32 | target_ulong helper_divo (target_ulong arg1, target_ulong arg2) |
1734 | 76a66253 | j_mayer | { |
1735 | 22e0e173 | aurel32 | uint64_t tmp = (uint64_t)arg1 << 32 | env->spr[SPR_MQ];
|
1736 | 76a66253 | j_mayer | |
1737 | 22e0e173 | aurel32 | if (((int32_t)tmp == INT32_MIN && (int32_t)arg2 == (int32_t)-1) || |
1738 | 22e0e173 | aurel32 | (int32_t)arg2 == 0) {
|
1739 | 3d7b417e | aurel32 | env->xer |= (1 << XER_OV) | (1 << XER_SO); |
1740 | 76a66253 | j_mayer | env->spr[SPR_MQ] = 0;
|
1741 | 22e0e173 | aurel32 | return INT32_MIN;
|
1742 | 76a66253 | j_mayer | } else {
|
1743 | 22e0e173 | aurel32 | env->spr[SPR_MQ] = tmp % arg2; |
1744 | 22e0e173 | aurel32 | tmp /= (int32_t)arg2; |
1745 | 22e0e173 | aurel32 | if ((int32_t)tmp != tmp) {
|
1746 | 3d7b417e | aurel32 | env->xer |= (1 << XER_OV) | (1 << XER_SO); |
1747 | 76a66253 | j_mayer | } else {
|
1748 | 3d7b417e | aurel32 | env->xer &= ~(1 << XER_OV);
|
1749 | 76a66253 | j_mayer | } |
1750 | 22e0e173 | aurel32 | return tmp;
|
1751 | 76a66253 | j_mayer | } |
1752 | 76a66253 | j_mayer | } |
1753 | 76a66253 | j_mayer | |
1754 | 22e0e173 | aurel32 | target_ulong helper_divs (target_ulong arg1, target_ulong arg2) |
1755 | 76a66253 | j_mayer | { |
1756 | 22e0e173 | aurel32 | if (((int32_t)arg1 == INT32_MIN && (int32_t)arg2 == (int32_t)-1) || |
1757 | 22e0e173 | aurel32 | (int32_t)arg2 == 0) {
|
1758 | 22e0e173 | aurel32 | env->spr[SPR_MQ] = 0;
|
1759 | 22e0e173 | aurel32 | return INT32_MIN;
|
1760 | 76a66253 | j_mayer | } else {
|
1761 | 22e0e173 | aurel32 | env->spr[SPR_MQ] = (int32_t)arg1 % (int32_t)arg2; |
1762 | 22e0e173 | aurel32 | return (int32_t)arg1 / (int32_t)arg2;
|
1763 | 76a66253 | j_mayer | } |
1764 | 76a66253 | j_mayer | } |
1765 | 76a66253 | j_mayer | |
1766 | 22e0e173 | aurel32 | target_ulong helper_divso (target_ulong arg1, target_ulong arg2) |
1767 | 76a66253 | j_mayer | { |
1768 | 22e0e173 | aurel32 | if (((int32_t)arg1 == INT32_MIN && (int32_t)arg2 == (int32_t)-1) || |
1769 | 22e0e173 | aurel32 | (int32_t)arg2 == 0) {
|
1770 | 3d7b417e | aurel32 | env->xer |= (1 << XER_OV) | (1 << XER_SO); |
1771 | 22e0e173 | aurel32 | env->spr[SPR_MQ] = 0;
|
1772 | 22e0e173 | aurel32 | return INT32_MIN;
|
1773 | 76a66253 | j_mayer | } else {
|
1774 | 3d7b417e | aurel32 | env->xer &= ~(1 << XER_OV);
|
1775 | 22e0e173 | aurel32 | env->spr[SPR_MQ] = (int32_t)arg1 % (int32_t)arg2; |
1776 | 22e0e173 | aurel32 | return (int32_t)arg1 / (int32_t)arg2;
|
1777 | 76a66253 | j_mayer | } |
1778 | 76a66253 | j_mayer | } |
1779 | 76a66253 | j_mayer | |
1780 | 76a66253 | j_mayer | #if !defined (CONFIG_USER_ONLY)
|
1781 | 22e0e173 | aurel32 | target_ulong helper_rac (target_ulong addr) |
1782 | 76a66253 | j_mayer | { |
1783 | c227f099 | Anthony Liguori | mmu_ctx_t ctx; |
1784 | faadf50e | j_mayer | int nb_BATs;
|
1785 | 22e0e173 | aurel32 | target_ulong ret = 0;
|
1786 | 76a66253 | j_mayer | |
1787 | 76a66253 | j_mayer | /* We don't have to generate many instances of this instruction,
|
1788 | 76a66253 | j_mayer | * as rac is supervisor only.
|
1789 | 76a66253 | j_mayer | */
|
1790 | faadf50e | j_mayer | /* XXX: FIX THIS: Pretend we have no BAT */
|
1791 | faadf50e | j_mayer | nb_BATs = env->nb_BATs; |
1792 | faadf50e | j_mayer | env->nb_BATs = 0;
|
1793 | 22e0e173 | aurel32 | if (get_physical_address(env, &ctx, addr, 0, ACCESS_INT) == 0) |
1794 | 22e0e173 | aurel32 | ret = ctx.raddr; |
1795 | faadf50e | j_mayer | env->nb_BATs = nb_BATs; |
1796 | 22e0e173 | aurel32 | return ret;
|
1797 | 76a66253 | j_mayer | } |
1798 | 76a66253 | j_mayer | |
1799 | d72a19f7 | aurel32 | void helper_rfsvc (void) |
1800 | 76a66253 | j_mayer | { |
1801 | d72a19f7 | aurel32 | do_rfi(env->lr, env->ctr, 0x0000FFFF, 0); |
1802 | 76a66253 | j_mayer | } |
1803 | 76a66253 | j_mayer | #endif
|
1804 | 76a66253 | j_mayer | |
1805 | 76a66253 | j_mayer | /*****************************************************************************/
|
1806 | 76a66253 | j_mayer | /* 602 specific instructions */
|
1807 | 76a66253 | j_mayer | /* mfrom is the most crazy instruction ever seen, imho ! */
|
1808 | 76a66253 | j_mayer | /* Real implementation uses a ROM table. Do the same */
|
1809 | 5e9ae189 | aurel32 | /* Extremly decomposed:
|
1810 | 5e9ae189 | aurel32 | * -arg / 256
|
1811 | 5e9ae189 | aurel32 | * return 256 * log10(10 + 1.0) + 0.5
|
1812 | 5e9ae189 | aurel32 | */
|
1813 | db9a16a7 | aurel32 | #if !defined (CONFIG_USER_ONLY)
|
1814 | cf02a65c | aurel32 | target_ulong helper_602_mfrom (target_ulong arg) |
1815 | 76a66253 | j_mayer | { |
1816 | cf02a65c | aurel32 | if (likely(arg < 602)) { |
1817 | 76a66253 | j_mayer | #include "mfrom_table.c" |
1818 | 45d827d2 | aurel32 | return mfrom_ROM_table[arg];
|
1819 | 76a66253 | j_mayer | } else {
|
1820 | cf02a65c | aurel32 | return 0; |
1821 | 76a66253 | j_mayer | } |
1822 | 76a66253 | j_mayer | } |
1823 | db9a16a7 | aurel32 | #endif
|
1824 | 76a66253 | j_mayer | |
1825 | 76a66253 | j_mayer | /*****************************************************************************/
|
1826 | 76a66253 | j_mayer | /* Embedded PowerPC specific helpers */
|
1827 | 76a66253 | j_mayer | |
1828 | a750fc0b | j_mayer | /* XXX: to be improved to check access rights when in user-mode */
|
1829 | 95ff895f | Aurelien Jarno | target_ulong helper_load_dcr (target_ulong dcrn) |
1830 | a750fc0b | j_mayer | { |
1831 | 73b01960 | Alexander Graf | uint32_t val = 0;
|
1832 | a750fc0b | j_mayer | |
1833 | a750fc0b | j_mayer | if (unlikely(env->dcr_env == NULL)) { |
1834 | 93fcfe39 | aliguori | qemu_log("No DCR environment\n");
|
1835 | e06fcd75 | aurel32 | helper_raise_exception_err(POWERPC_EXCP_PROGRAM, |
1836 | e06fcd75 | aurel32 | POWERPC_EXCP_INVAL | POWERPC_EXCP_INVAL_INVAL); |
1837 | 95ff895f | Aurelien Jarno | } else if (unlikely(ppc_dcr_read(env->dcr_env, (uint32_t)dcrn, &val) != 0)) { |
1838 | 95ff895f | Aurelien Jarno | qemu_log("DCR read error %d %03x\n", (uint32_t)dcrn, (uint32_t)dcrn);
|
1839 | e06fcd75 | aurel32 | helper_raise_exception_err(POWERPC_EXCP_PROGRAM, |
1840 | e06fcd75 | aurel32 | POWERPC_EXCP_INVAL | POWERPC_EXCP_PRIV_REG); |
1841 | a750fc0b | j_mayer | } |
1842 | 06dca6a7 | aurel32 | return val;
|
1843 | a750fc0b | j_mayer | } |
1844 | a750fc0b | j_mayer | |
1845 | 95ff895f | Aurelien Jarno | void helper_store_dcr (target_ulong dcrn, target_ulong val)
|
1846 | a750fc0b | j_mayer | { |
1847 | a750fc0b | j_mayer | if (unlikely(env->dcr_env == NULL)) { |
1848 | 93fcfe39 | aliguori | qemu_log("No DCR environment\n");
|
1849 | e06fcd75 | aurel32 | helper_raise_exception_err(POWERPC_EXCP_PROGRAM, |
1850 | e06fcd75 | aurel32 | POWERPC_EXCP_INVAL | POWERPC_EXCP_INVAL_INVAL); |
1851 | 95ff895f | Aurelien Jarno | } else if (unlikely(ppc_dcr_write(env->dcr_env, (uint32_t)dcrn, (uint32_t)val) != 0)) { |
1852 | 95ff895f | Aurelien Jarno | qemu_log("DCR write error %d %03x\n", (uint32_t)dcrn, (uint32_t)dcrn);
|
1853 | e06fcd75 | aurel32 | helper_raise_exception_err(POWERPC_EXCP_PROGRAM, |
1854 | e06fcd75 | aurel32 | POWERPC_EXCP_INVAL | POWERPC_EXCP_PRIV_REG); |
1855 | a750fc0b | j_mayer | } |
1856 | a750fc0b | j_mayer | } |
1857 | a750fc0b | j_mayer | |
1858 | 76a66253 | j_mayer | #if !defined(CONFIG_USER_ONLY)
|
1859 | d72a19f7 | aurel32 | void helper_40x_rfci (void) |
1860 | 76a66253 | j_mayer | { |
1861 | d72a19f7 | aurel32 | do_rfi(env->spr[SPR_40x_SRR2], env->spr[SPR_40x_SRR3], |
1862 | d72a19f7 | aurel32 | ~((target_ulong)0xFFFF0000), 0); |
1863 | a42bd6cc | j_mayer | } |
1864 | a42bd6cc | j_mayer | |
1865 | d72a19f7 | aurel32 | void helper_rfci (void) |
1866 | a42bd6cc | j_mayer | { |
1867 | d72a19f7 | aurel32 | do_rfi(env->spr[SPR_BOOKE_CSRR0], SPR_BOOKE_CSRR1, |
1868 | d72a19f7 | aurel32 | ~((target_ulong)0x3FFF0000), 0); |
1869 | a42bd6cc | j_mayer | } |
1870 | a42bd6cc | j_mayer | |
1871 | d72a19f7 | aurel32 | void helper_rfdi (void) |
1872 | a42bd6cc | j_mayer | { |
1873 | d72a19f7 | aurel32 | do_rfi(env->spr[SPR_BOOKE_DSRR0], SPR_BOOKE_DSRR1, |
1874 | d72a19f7 | aurel32 | ~((target_ulong)0x3FFF0000), 0); |
1875 | a42bd6cc | j_mayer | } |
1876 | a42bd6cc | j_mayer | |
1877 | d72a19f7 | aurel32 | void helper_rfmci (void) |
1878 | a42bd6cc | j_mayer | { |
1879 | d72a19f7 | aurel32 | do_rfi(env->spr[SPR_BOOKE_MCSRR0], SPR_BOOKE_MCSRR1, |
1880 | d72a19f7 | aurel32 | ~((target_ulong)0x3FFF0000), 0); |
1881 | 76a66253 | j_mayer | } |
1882 | 76a66253 | j_mayer | #endif
|
1883 | 76a66253 | j_mayer | |
1884 | 76a66253 | j_mayer | /* 440 specific */
|
1885 | ef0d51af | aurel32 | target_ulong helper_dlmzb (target_ulong high, target_ulong low, uint32_t update_Rc) |
1886 | 76a66253 | j_mayer | { |
1887 | 76a66253 | j_mayer | target_ulong mask; |
1888 | 76a66253 | j_mayer | int i;
|
1889 | 76a66253 | j_mayer | |
1890 | 76a66253 | j_mayer | i = 1;
|
1891 | 76a66253 | j_mayer | for (mask = 0xFF000000; mask != 0; mask = mask >> 8) { |
1892 | ef0d51af | aurel32 | if ((high & mask) == 0) { |
1893 | ef0d51af | aurel32 | if (update_Rc) {
|
1894 | ef0d51af | aurel32 | env->crf[0] = 0x4; |
1895 | ef0d51af | aurel32 | } |
1896 | 76a66253 | j_mayer | goto done;
|
1897 | ef0d51af | aurel32 | } |
1898 | 76a66253 | j_mayer | i++; |
1899 | 76a66253 | j_mayer | } |
1900 | 76a66253 | j_mayer | for (mask = 0xFF000000; mask != 0; mask = mask >> 8) { |
1901 | ef0d51af | aurel32 | if ((low & mask) == 0) { |
1902 | ef0d51af | aurel32 | if (update_Rc) {
|
1903 | ef0d51af | aurel32 | env->crf[0] = 0x8; |
1904 | ef0d51af | aurel32 | } |
1905 | ef0d51af | aurel32 | goto done;
|
1906 | ef0d51af | aurel32 | } |
1907 | 76a66253 | j_mayer | i++; |
1908 | 76a66253 | j_mayer | } |
1909 | ef0d51af | aurel32 | if (update_Rc) {
|
1910 | ef0d51af | aurel32 | env->crf[0] = 0x2; |
1911 | ef0d51af | aurel32 | } |
1912 | 76a66253 | j_mayer | done:
|
1913 | ef0d51af | aurel32 | env->xer = (env->xer & ~0x7F) | i;
|
1914 | ef0d51af | aurel32 | if (update_Rc) {
|
1915 | ef0d51af | aurel32 | env->crf[0] |= xer_so;
|
1916 | ef0d51af | aurel32 | } |
1917 | ef0d51af | aurel32 | return i;
|
1918 | fdabc366 | bellard | } |
1919 | fdabc366 | bellard | |
1920 | 1c97856d | aurel32 | /*****************************************************************************/
|
1921 | d6a46fe8 | aurel32 | /* Altivec extension helpers */
|
1922 | e2542fe2 | Juan Quintela | #if defined(HOST_WORDS_BIGENDIAN)
|
1923 | d6a46fe8 | aurel32 | #define HI_IDX 0 |
1924 | d6a46fe8 | aurel32 | #define LO_IDX 1 |
1925 | d6a46fe8 | aurel32 | #else
|
1926 | d6a46fe8 | aurel32 | #define HI_IDX 1 |
1927 | d6a46fe8 | aurel32 | #define LO_IDX 0 |
1928 | d6a46fe8 | aurel32 | #endif
|
1929 | d6a46fe8 | aurel32 | |
1930 | e2542fe2 | Juan Quintela | #if defined(HOST_WORDS_BIGENDIAN)
|
1931 | d6a46fe8 | aurel32 | #define VECTOR_FOR_INORDER_I(index, element) \
|
1932 | d6a46fe8 | aurel32 | for (index = 0; index < ARRAY_SIZE(r->element); index++) |
1933 | d6a46fe8 | aurel32 | #else
|
1934 | d6a46fe8 | aurel32 | #define VECTOR_FOR_INORDER_I(index, element) \
|
1935 | d6a46fe8 | aurel32 | for (index = ARRAY_SIZE(r->element)-1; index >= 0; index--) |
1936 | d6a46fe8 | aurel32 | #endif
|
1937 | d6a46fe8 | aurel32 | |
1938 | 34ba2857 | aurel32 | /* If X is a NaN, store the corresponding QNaN into RESULT. Otherwise,
|
1939 | 34ba2857 | aurel32 | * execute the following block. */
|
1940 | 34ba2857 | aurel32 | #define DO_HANDLE_NAN(result, x) \
|
1941 | 34ba2857 | aurel32 | if (float32_is_nan(x) || float32_is_signaling_nan(x)) { \
|
1942 | 34ba2857 | aurel32 | CPU_FloatU __f; \ |
1943 | 34ba2857 | aurel32 | __f.f = x; \ |
1944 | 34ba2857 | aurel32 | __f.l = __f.l | (1 << 22); /* Set QNaN bit. */ \ |
1945 | 34ba2857 | aurel32 | result = __f.f; \ |
1946 | 34ba2857 | aurel32 | } else
|
1947 | 34ba2857 | aurel32 | |
1948 | 34ba2857 | aurel32 | #define HANDLE_NAN1(result, x) \
|
1949 | 34ba2857 | aurel32 | DO_HANDLE_NAN(result, x) |
1950 | 34ba2857 | aurel32 | #define HANDLE_NAN2(result, x, y) \
|
1951 | 34ba2857 | aurel32 | DO_HANDLE_NAN(result, x) DO_HANDLE_NAN(result, y) |
1952 | 34ba2857 | aurel32 | #define HANDLE_NAN3(result, x, y, z) \
|
1953 | 34ba2857 | aurel32 | DO_HANDLE_NAN(result, x) DO_HANDLE_NAN(result, y) DO_HANDLE_NAN(result, z) |
1954 | 34ba2857 | aurel32 | |
1955 | 00d3b8f5 | aurel32 | /* Saturating arithmetic helpers. */
|
1956 | d62d2863 | Blue Swirl | #define SATCVT(from, to, from_type, to_type, min, max) \
|
1957 | 636aa200 | Blue Swirl | static inline to_type cvt##from##to(from_type x, int *sat) \ |
1958 | 00d3b8f5 | aurel32 | { \ |
1959 | 00d3b8f5 | aurel32 | to_type r; \ |
1960 | d62d2863 | Blue Swirl | if (x < (from_type)min) { \
|
1961 | 00d3b8f5 | aurel32 | r = min; \ |
1962 | 00d3b8f5 | aurel32 | *sat = 1; \
|
1963 | d62d2863 | Blue Swirl | } else if (x > (from_type)max) { \ |
1964 | 00d3b8f5 | aurel32 | r = max; \ |
1965 | 00d3b8f5 | aurel32 | *sat = 1; \
|
1966 | 00d3b8f5 | aurel32 | } else { \
|
1967 | 00d3b8f5 | aurel32 | r = x; \ |
1968 | 00d3b8f5 | aurel32 | } \ |
1969 | 00d3b8f5 | aurel32 | return r; \
|
1970 | 00d3b8f5 | aurel32 | } |
1971 | d62d2863 | Blue Swirl | #define SATCVTU(from, to, from_type, to_type, min, max) \
|
1972 | d62d2863 | Blue Swirl | static inline to_type cvt##from##to(from_type x, int *sat) \ |
1973 | d62d2863 | Blue Swirl | { \ |
1974 | d62d2863 | Blue Swirl | to_type r; \ |
1975 | d62d2863 | Blue Swirl | if (x > (from_type)max) { \
|
1976 | d62d2863 | Blue Swirl | r = max; \ |
1977 | d62d2863 | Blue Swirl | *sat = 1; \
|
1978 | d62d2863 | Blue Swirl | } else { \
|
1979 | d62d2863 | Blue Swirl | r = x; \ |
1980 | d62d2863 | Blue Swirl | } \ |
1981 | d62d2863 | Blue Swirl | return r; \
|
1982 | c5b76b38 | Blue Swirl | } |
1983 | d62d2863 | Blue Swirl | SATCVT(sh, sb, int16_t, int8_t, INT8_MIN, INT8_MAX) |
1984 | d62d2863 | Blue Swirl | SATCVT(sw, sh, int32_t, int16_t, INT16_MIN, INT16_MAX) |
1985 | d62d2863 | Blue Swirl | SATCVT(sd, sw, int64_t, int32_t, INT32_MIN, INT32_MAX) |
1986 | d62d2863 | Blue Swirl | |
1987 | d62d2863 | Blue Swirl | SATCVTU(uh, ub, uint16_t, uint8_t, 0, UINT8_MAX)
|
1988 | d62d2863 | Blue Swirl | SATCVTU(uw, uh, uint32_t, uint16_t, 0, UINT16_MAX)
|
1989 | d62d2863 | Blue Swirl | SATCVTU(ud, uw, uint64_t, uint32_t, 0, UINT32_MAX)
|
1990 | d62d2863 | Blue Swirl | SATCVT(sh, ub, int16_t, uint8_t, 0, UINT8_MAX)
|
1991 | d62d2863 | Blue Swirl | SATCVT(sw, uh, int32_t, uint16_t, 0, UINT16_MAX)
|
1992 | d62d2863 | Blue Swirl | SATCVT(sd, uw, int64_t, uint32_t, 0, UINT32_MAX)
|
1993 | 00d3b8f5 | aurel32 | #undef SATCVT
|
1994 | d62d2863 | Blue Swirl | #undef SATCVTU
|
1995 | 00d3b8f5 | aurel32 | |
1996 | cbfb6ae9 | aurel32 | #define LVE(name, access, swap, element) \
|
1997 | c227f099 | Anthony Liguori | void helper_##name (ppc_avr_t *r, target_ulong addr) \ |
1998 | cbfb6ae9 | aurel32 | { \ |
1999 | cbfb6ae9 | aurel32 | size_t n_elems = ARRAY_SIZE(r->element); \ |
2000 | cbfb6ae9 | aurel32 | int adjust = HI_IDX*(n_elems-1); \ |
2001 | cbfb6ae9 | aurel32 | int sh = sizeof(r->element[0]) >> 1; \ |
2002 | cbfb6ae9 | aurel32 | int index = (addr & 0xf) >> sh; \ |
2003 | cbfb6ae9 | aurel32 | if(msr_le) { \
|
2004 | cbfb6ae9 | aurel32 | r->element[LO_IDX ? index : (adjust - index)] = swap(access(addr)); \ |
2005 | cbfb6ae9 | aurel32 | } else { \
|
2006 | cbfb6ae9 | aurel32 | r->element[LO_IDX ? index : (adjust - index)] = access(addr); \ |
2007 | cbfb6ae9 | aurel32 | } \ |
2008 | cbfb6ae9 | aurel32 | } |
2009 | cbfb6ae9 | aurel32 | #define I(x) (x)
|
2010 | cbfb6ae9 | aurel32 | LVE(lvebx, ldub, I, u8) |
2011 | cbfb6ae9 | aurel32 | LVE(lvehx, lduw, bswap16, u16) |
2012 | cbfb6ae9 | aurel32 | LVE(lvewx, ldl, bswap32, u32) |
2013 | cbfb6ae9 | aurel32 | #undef I
|
2014 | cbfb6ae9 | aurel32 | #undef LVE
|
2015 | cbfb6ae9 | aurel32 | |
2016 | c227f099 | Anthony Liguori | void helper_lvsl (ppc_avr_t *r, target_ulong sh)
|
2017 | bf8d8ded | aurel32 | { |
2018 | bf8d8ded | aurel32 | int i, j = (sh & 0xf); |
2019 | bf8d8ded | aurel32 | |
2020 | bf8d8ded | aurel32 | VECTOR_FOR_INORDER_I (i, u8) { |
2021 | bf8d8ded | aurel32 | r->u8[i] = j++; |
2022 | bf8d8ded | aurel32 | } |
2023 | bf8d8ded | aurel32 | } |
2024 | bf8d8ded | aurel32 | |
2025 | c227f099 | Anthony Liguori | void helper_lvsr (ppc_avr_t *r, target_ulong sh)
|
2026 | bf8d8ded | aurel32 | { |
2027 | bf8d8ded | aurel32 | int i, j = 0x10 - (sh & 0xf); |
2028 | bf8d8ded | aurel32 | |
2029 | bf8d8ded | aurel32 | VECTOR_FOR_INORDER_I (i, u8) { |
2030 | bf8d8ded | aurel32 | r->u8[i] = j++; |
2031 | bf8d8ded | aurel32 | } |
2032 | bf8d8ded | aurel32 | } |
2033 | bf8d8ded | aurel32 | |
2034 | cbfb6ae9 | aurel32 | #define STVE(name, access, swap, element) \
|
2035 | c227f099 | Anthony Liguori | void helper_##name (ppc_avr_t *r, target_ulong addr) \ |
2036 | cbfb6ae9 | aurel32 | { \ |
2037 | cbfb6ae9 | aurel32 | size_t n_elems = ARRAY_SIZE(r->element); \ |
2038 | cbfb6ae9 | aurel32 | int adjust = HI_IDX*(n_elems-1); \ |
2039 | cbfb6ae9 | aurel32 | int sh = sizeof(r->element[0]) >> 1; \ |
2040 | cbfb6ae9 | aurel32 | int index = (addr & 0xf) >> sh; \ |
2041 | cbfb6ae9 | aurel32 | if(msr_le) { \
|
2042 | cbfb6ae9 | aurel32 | access(addr, swap(r->element[LO_IDX ? index : (adjust - index)])); \ |
2043 | cbfb6ae9 | aurel32 | } else { \
|
2044 | cbfb6ae9 | aurel32 | access(addr, r->element[LO_IDX ? index : (adjust - index)]); \ |
2045 | cbfb6ae9 | aurel32 | } \ |
2046 | cbfb6ae9 | aurel32 | } |
2047 | cbfb6ae9 | aurel32 | #define I(x) (x)
|
2048 | cbfb6ae9 | aurel32 | STVE(stvebx, stb, I, u8) |
2049 | cbfb6ae9 | aurel32 | STVE(stvehx, stw, bswap16, u16) |
2050 | cbfb6ae9 | aurel32 | STVE(stvewx, stl, bswap32, u32) |
2051 | cbfb6ae9 | aurel32 | #undef I
|
2052 | cbfb6ae9 | aurel32 | #undef LVE
|
2053 | cbfb6ae9 | aurel32 | |
2054 | c227f099 | Anthony Liguori | void helper_mtvscr (ppc_avr_t *r)
|
2055 | 6e87b7c7 | aurel32 | { |
2056 | e2542fe2 | Juan Quintela | #if defined(HOST_WORDS_BIGENDIAN)
|
2057 | 6e87b7c7 | aurel32 | env->vscr = r->u32[3];
|
2058 | 6e87b7c7 | aurel32 | #else
|
2059 | 6e87b7c7 | aurel32 | env->vscr = r->u32[0];
|
2060 | 6e87b7c7 | aurel32 | #endif
|
2061 | 6e87b7c7 | aurel32 | set_flush_to_zero(vscr_nj, &env->vec_status); |
2062 | 6e87b7c7 | aurel32 | } |
2063 | 6e87b7c7 | aurel32 | |
2064 | c227f099 | Anthony Liguori | void helper_vaddcuw (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b)
|
2065 | e343da72 | aurel32 | { |
2066 | e343da72 | aurel32 | int i;
|
2067 | e343da72 | aurel32 | for (i = 0; i < ARRAY_SIZE(r->u32); i++) { |
2068 | e343da72 | aurel32 | r->u32[i] = ~a->u32[i] < b->u32[i]; |
2069 | e343da72 | aurel32 | } |
2070 | e343da72 | aurel32 | } |
2071 | e343da72 | aurel32 | |
2072 | c227f099 | Anthony Liguori | #define VARITH_DO(name, op, element) \
|
2073 | c227f099 | Anthony Liguori | void helper_v##name (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b) \ |
2074 | c227f099 | Anthony Liguori | { \ |
2075 | c227f099 | Anthony Liguori | int i; \
|
2076 | c227f099 | Anthony Liguori | for (i = 0; i < ARRAY_SIZE(r->element); i++) { \ |
2077 | c227f099 | Anthony Liguori | r->element[i] = a->element[i] op b->element[i]; \ |
2078 | c227f099 | Anthony Liguori | } \ |
2079 | 7872c51c | aurel32 | } |
2080 | 7872c51c | aurel32 | #define VARITH(suffix, element) \
|
2081 | 7872c51c | aurel32 | VARITH_DO(add##suffix, +, element) \ |
2082 | 7872c51c | aurel32 | VARITH_DO(sub##suffix, -, element) |
2083 | 7872c51c | aurel32 | VARITH(ubm, u8) |
2084 | 7872c51c | aurel32 | VARITH(uhm, u16) |
2085 | 7872c51c | aurel32 | VARITH(uwm, u32) |
2086 | 7872c51c | aurel32 | #undef VARITH_DO
|
2087 | 7872c51c | aurel32 | #undef VARITH
|
2088 | 7872c51c | aurel32 | |
2089 | 56fdd213 | aurel32 | #define VARITHFP(suffix, func) \
|
2090 | c227f099 | Anthony Liguori | void helper_v##suffix (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b) \ |
2091 | 56fdd213 | aurel32 | { \ |
2092 | 56fdd213 | aurel32 | int i; \
|
2093 | 56fdd213 | aurel32 | for (i = 0; i < ARRAY_SIZE(r->f); i++) { \ |
2094 | 56fdd213 | aurel32 | HANDLE_NAN2(r->f[i], a->f[i], b->f[i]) { \ |
2095 | 56fdd213 | aurel32 | r->f[i] = func(a->f[i], b->f[i], &env->vec_status); \ |
2096 | 56fdd213 | aurel32 | } \ |
2097 | 56fdd213 | aurel32 | } \ |
2098 | 56fdd213 | aurel32 | } |
2099 | 56fdd213 | aurel32 | VARITHFP(addfp, float32_add) |
2100 | 56fdd213 | aurel32 | VARITHFP(subfp, float32_sub) |
2101 | 56fdd213 | aurel32 | #undef VARITHFP
|
2102 | 56fdd213 | aurel32 | |
2103 | 5ab09f33 | aurel32 | #define VARITHSAT_CASE(type, op, cvt, element) \
|
2104 | 5ab09f33 | aurel32 | { \ |
2105 | 5ab09f33 | aurel32 | type result = (type)a->element[i] op (type)b->element[i]; \ |
2106 | 5ab09f33 | aurel32 | r->element[i] = cvt(result, &sat); \ |
2107 | 5ab09f33 | aurel32 | } |
2108 | 5ab09f33 | aurel32 | |
2109 | 5ab09f33 | aurel32 | #define VARITHSAT_DO(name, op, optype, cvt, element) \
|
2110 | c227f099 | Anthony Liguori | void helper_v##name (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b) \ |
2111 | 5ab09f33 | aurel32 | { \ |
2112 | 5ab09f33 | aurel32 | int sat = 0; \ |
2113 | 5ab09f33 | aurel32 | int i; \
|
2114 | 5ab09f33 | aurel32 | for (i = 0; i < ARRAY_SIZE(r->element); i++) { \ |
2115 | 5ab09f33 | aurel32 | switch (sizeof(r->element[0])) { \ |
2116 | 5ab09f33 | aurel32 | case 1: VARITHSAT_CASE(optype, op, cvt, element); break; \ |
2117 | 5ab09f33 | aurel32 | case 2: VARITHSAT_CASE(optype, op, cvt, element); break; \ |
2118 | 5ab09f33 | aurel32 | case 4: VARITHSAT_CASE(optype, op, cvt, element); break; \ |
2119 | 5ab09f33 | aurel32 | } \ |
2120 | 5ab09f33 | aurel32 | } \ |
2121 | 5ab09f33 | aurel32 | if (sat) { \
|
2122 | 5ab09f33 | aurel32 | env->vscr |= (1 << VSCR_SAT); \
|
2123 | 5ab09f33 | aurel32 | } \ |
2124 | 5ab09f33 | aurel32 | } |
2125 | 5ab09f33 | aurel32 | #define VARITHSAT_SIGNED(suffix, element, optype, cvt) \
|
2126 | 5ab09f33 | aurel32 | VARITHSAT_DO(adds##suffix##s, +, optype, cvt, element) \ |
2127 | 5ab09f33 | aurel32 | VARITHSAT_DO(subs##suffix##s, -, optype, cvt, element) |
2128 | 5ab09f33 | aurel32 | #define VARITHSAT_UNSIGNED(suffix, element, optype, cvt) \
|
2129 | 5ab09f33 | aurel32 | VARITHSAT_DO(addu##suffix##s, +, optype, cvt, element) \ |
2130 | 5ab09f33 | aurel32 | VARITHSAT_DO(subu##suffix##s, -, optype, cvt, element) |
2131 | 5ab09f33 | aurel32 | VARITHSAT_SIGNED(b, s8, int16_t, cvtshsb) |
2132 | 5ab09f33 | aurel32 | VARITHSAT_SIGNED(h, s16, int32_t, cvtswsh) |
2133 | 5ab09f33 | aurel32 | VARITHSAT_SIGNED(w, s32, int64_t, cvtsdsw) |
2134 | 5ab09f33 | aurel32 | VARITHSAT_UNSIGNED(b, u8, uint16_t, cvtshub) |
2135 | 5ab09f33 | aurel32 | VARITHSAT_UNSIGNED(h, u16, uint32_t, cvtswuh) |
2136 | 5ab09f33 | aurel32 | VARITHSAT_UNSIGNED(w, u32, uint64_t, cvtsduw) |
2137 | 5ab09f33 | aurel32 | #undef VARITHSAT_CASE
|
2138 | 5ab09f33 | aurel32 | #undef VARITHSAT_DO
|
2139 | 5ab09f33 | aurel32 | #undef VARITHSAT_SIGNED
|
2140 | 5ab09f33 | aurel32 | #undef VARITHSAT_UNSIGNED
|
2141 | 5ab09f33 | aurel32 | |
2142 | fab3cbe9 | aurel32 | #define VAVG_DO(name, element, etype) \
|
2143 | c227f099 | Anthony Liguori | void helper_v##name (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b) \ |
2144 | fab3cbe9 | aurel32 | { \ |
2145 | fab3cbe9 | aurel32 | int i; \
|
2146 | fab3cbe9 | aurel32 | for (i = 0; i < ARRAY_SIZE(r->element); i++) { \ |
2147 | fab3cbe9 | aurel32 | etype x = (etype)a->element[i] + (etype)b->element[i] + 1; \
|
2148 | fab3cbe9 | aurel32 | r->element[i] = x >> 1; \
|
2149 | fab3cbe9 | aurel32 | } \ |
2150 | fab3cbe9 | aurel32 | } |
2151 | fab3cbe9 | aurel32 | |
2152 | fab3cbe9 | aurel32 | #define VAVG(type, signed_element, signed_type, unsigned_element, unsigned_type) \
|
2153 | fab3cbe9 | aurel32 | VAVG_DO(avgs##type, signed_element, signed_type) \ |
2154 | fab3cbe9 | aurel32 | VAVG_DO(avgu##type, unsigned_element, unsigned_type) |
2155 | fab3cbe9 | aurel32 | VAVG(b, s8, int16_t, u8, uint16_t) |
2156 | fab3cbe9 | aurel32 | VAVG(h, s16, int32_t, u16, uint32_t) |
2157 | fab3cbe9 | aurel32 | VAVG(w, s32, int64_t, u32, uint64_t) |
2158 | fab3cbe9 | aurel32 | #undef VAVG_DO
|
2159 | fab3cbe9 | aurel32 | #undef VAVG
|
2160 | fab3cbe9 | aurel32 | |
2161 | e140632e | aurel32 | #define VCF(suffix, cvt, element) \
|
2162 | c227f099 | Anthony Liguori | void helper_vcf##suffix (ppc_avr_t *r, ppc_avr_t *b, uint32_t uim) \ |
2163 | e140632e | aurel32 | { \ |
2164 | e140632e | aurel32 | int i; \
|
2165 | e140632e | aurel32 | for (i = 0; i < ARRAY_SIZE(r->f); i++) { \ |
2166 | e140632e | aurel32 | float32 t = cvt(b->element[i], &env->vec_status); \ |
2167 | e140632e | aurel32 | r->f[i] = float32_scalbn (t, -uim, &env->vec_status); \ |
2168 | e140632e | aurel32 | } \ |
2169 | e140632e | aurel32 | } |
2170 | e140632e | aurel32 | VCF(ux, uint32_to_float32, u32) |
2171 | e140632e | aurel32 | VCF(sx, int32_to_float32, s32) |
2172 | e140632e | aurel32 | #undef VCF
|
2173 | e140632e | aurel32 | |
2174 | 1add6e23 | aurel32 | #define VCMP_DO(suffix, compare, element, record) \
|
2175 | c227f099 | Anthony Liguori | void helper_vcmp##suffix (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b) \ |
2176 | 1add6e23 | aurel32 | { \ |
2177 | 1add6e23 | aurel32 | uint32_t ones = (uint32_t)-1; \
|
2178 | 1add6e23 | aurel32 | uint32_t all = ones; \ |
2179 | 1add6e23 | aurel32 | uint32_t none = 0; \
|
2180 | 1add6e23 | aurel32 | int i; \
|
2181 | 1add6e23 | aurel32 | for (i = 0; i < ARRAY_SIZE(r->element); i++) { \ |
2182 | 1add6e23 | aurel32 | uint32_t result = (a->element[i] compare b->element[i] ? ones : 0x0); \
|
2183 | 1add6e23 | aurel32 | switch (sizeof (a->element[0])) { \ |
2184 | 1add6e23 | aurel32 | case 4: r->u32[i] = result; break; \ |
2185 | 1add6e23 | aurel32 | case 2: r->u16[i] = result; break; \ |
2186 | 1add6e23 | aurel32 | case 1: r->u8[i] = result; break; \ |
2187 | 1add6e23 | aurel32 | } \ |
2188 | 1add6e23 | aurel32 | all &= result; \ |
2189 | 1add6e23 | aurel32 | none |= result; \ |
2190 | 1add6e23 | aurel32 | } \ |
2191 | 1add6e23 | aurel32 | if (record) { \
|
2192 | 1add6e23 | aurel32 | env->crf[6] = ((all != 0) << 3) | ((none == 0) << 1); \ |
2193 | 1add6e23 | aurel32 | } \ |
2194 | 1add6e23 | aurel32 | } |
2195 | 1add6e23 | aurel32 | #define VCMP(suffix, compare, element) \
|
2196 | 1add6e23 | aurel32 | VCMP_DO(suffix, compare, element, 0) \
|
2197 | 1add6e23 | aurel32 | VCMP_DO(suffix##_dot, compare, element, 1) |
2198 | 1add6e23 | aurel32 | VCMP(equb, ==, u8) |
2199 | 1add6e23 | aurel32 | VCMP(equh, ==, u16) |
2200 | 1add6e23 | aurel32 | VCMP(equw, ==, u32) |
2201 | 1add6e23 | aurel32 | VCMP(gtub, >, u8) |
2202 | 1add6e23 | aurel32 | VCMP(gtuh, >, u16) |
2203 | 1add6e23 | aurel32 | VCMP(gtuw, >, u32) |
2204 | 1add6e23 | aurel32 | VCMP(gtsb, >, s8) |
2205 | 1add6e23 | aurel32 | VCMP(gtsh, >, s16) |
2206 | 1add6e23 | aurel32 | VCMP(gtsw, >, s32) |
2207 | 1add6e23 | aurel32 | #undef VCMP_DO
|
2208 | 1add6e23 | aurel32 | #undef VCMP
|
2209 | 1add6e23 | aurel32 | |
2210 | 819ca121 | aurel32 | #define VCMPFP_DO(suffix, compare, order, record) \
|
2211 | c227f099 | Anthony Liguori | void helper_vcmp##suffix (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b) \ |
2212 | 819ca121 | aurel32 | { \ |
2213 | 819ca121 | aurel32 | uint32_t ones = (uint32_t)-1; \
|
2214 | 819ca121 | aurel32 | uint32_t all = ones; \ |
2215 | 819ca121 | aurel32 | uint32_t none = 0; \
|
2216 | 819ca121 | aurel32 | int i; \
|
2217 | 819ca121 | aurel32 | for (i = 0; i < ARRAY_SIZE(r->f); i++) { \ |
2218 | 819ca121 | aurel32 | uint32_t result; \ |
2219 | 819ca121 | aurel32 | int rel = float32_compare_quiet(a->f[i], b->f[i], &env->vec_status); \
|
2220 | 819ca121 | aurel32 | if (rel == float_relation_unordered) { \
|
2221 | 819ca121 | aurel32 | result = 0; \
|
2222 | 819ca121 | aurel32 | } else if (rel compare order) { \ |
2223 | 819ca121 | aurel32 | result = ones; \ |
2224 | 819ca121 | aurel32 | } else { \
|
2225 | 819ca121 | aurel32 | result = 0; \
|
2226 | 819ca121 | aurel32 | } \ |
2227 | 819ca121 | aurel32 | r->u32[i] = result; \ |
2228 | 819ca121 | aurel32 | all &= result; \ |
2229 | 819ca121 | aurel32 | none |= result; \ |
2230 | 819ca121 | aurel32 | } \ |
2231 | 819ca121 | aurel32 | if (record) { \
|
2232 | 819ca121 | aurel32 | env->crf[6] = ((all != 0) << 3) | ((none == 0) << 1); \ |
2233 | 819ca121 | aurel32 | } \ |
2234 | 819ca121 | aurel32 | } |
2235 | 819ca121 | aurel32 | #define VCMPFP(suffix, compare, order) \
|
2236 | 819ca121 | aurel32 | VCMPFP_DO(suffix, compare, order, 0) \
|
2237 | 819ca121 | aurel32 | VCMPFP_DO(suffix##_dot, compare, order, 1) |
2238 | 819ca121 | aurel32 | VCMPFP(eqfp, ==, float_relation_equal) |
2239 | 819ca121 | aurel32 | VCMPFP(gefp, !=, float_relation_less) |
2240 | 819ca121 | aurel32 | VCMPFP(gtfp, ==, float_relation_greater) |
2241 | 819ca121 | aurel32 | #undef VCMPFP_DO
|
2242 | 819ca121 | aurel32 | #undef VCMPFP
|
2243 | 819ca121 | aurel32 | |
2244 | c227f099 | Anthony Liguori | static inline void vcmpbfp_internal(ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b, |
2245 | 636aa200 | Blue Swirl | int record)
|
2246 | 819ca121 | aurel32 | { |
2247 | 819ca121 | aurel32 | int i;
|
2248 | 819ca121 | aurel32 | int all_in = 0; |
2249 | 819ca121 | aurel32 | for (i = 0; i < ARRAY_SIZE(r->f); i++) { |
2250 | 819ca121 | aurel32 | int le_rel = float32_compare_quiet(a->f[i], b->f[i], &env->vec_status);
|
2251 | 819ca121 | aurel32 | if (le_rel == float_relation_unordered) {
|
2252 | 819ca121 | aurel32 | r->u32[i] = 0xc0000000;
|
2253 | 819ca121 | aurel32 | /* ALL_IN does not need to be updated here. */
|
2254 | 819ca121 | aurel32 | } else {
|
2255 | 819ca121 | aurel32 | float32 bneg = float32_chs(b->f[i]); |
2256 | 819ca121 | aurel32 | int ge_rel = float32_compare_quiet(a->f[i], bneg, &env->vec_status);
|
2257 | 819ca121 | aurel32 | int le = le_rel != float_relation_greater;
|
2258 | 819ca121 | aurel32 | int ge = ge_rel != float_relation_less;
|
2259 | 819ca121 | aurel32 | r->u32[i] = ((!le) << 31) | ((!ge) << 30); |
2260 | 819ca121 | aurel32 | all_in |= (!le | !ge); |
2261 | 819ca121 | aurel32 | } |
2262 | 819ca121 | aurel32 | } |
2263 | 819ca121 | aurel32 | if (record) {
|
2264 | 819ca121 | aurel32 | env->crf[6] = (all_in == 0) << 1; |
2265 | 819ca121 | aurel32 | } |
2266 | 819ca121 | aurel32 | } |
2267 | 819ca121 | aurel32 | |
2268 | c227f099 | Anthony Liguori | void helper_vcmpbfp (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b)
|
2269 | 819ca121 | aurel32 | { |
2270 | 819ca121 | aurel32 | vcmpbfp_internal(r, a, b, 0);
|
2271 | 819ca121 | aurel32 | } |
2272 | 819ca121 | aurel32 | |
2273 | c227f099 | Anthony Liguori | void helper_vcmpbfp_dot (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b)
|
2274 | 819ca121 | aurel32 | { |
2275 | 819ca121 | aurel32 | vcmpbfp_internal(r, a, b, 1);
|
2276 | 819ca121 | aurel32 | } |
2277 | 819ca121 | aurel32 | |
2278 | 875b31db | aurel32 | #define VCT(suffix, satcvt, element) \
|
2279 | c227f099 | Anthony Liguori | void helper_vct##suffix (ppc_avr_t *r, ppc_avr_t *b, uint32_t uim) \ |
2280 | 875b31db | aurel32 | { \ |
2281 | 875b31db | aurel32 | int i; \
|
2282 | 875b31db | aurel32 | int sat = 0; \ |
2283 | 875b31db | aurel32 | float_status s = env->vec_status; \ |
2284 | 875b31db | aurel32 | set_float_rounding_mode(float_round_to_zero, &s); \ |
2285 | 875b31db | aurel32 | for (i = 0; i < ARRAY_SIZE(r->f); i++) { \ |
2286 | 875b31db | aurel32 | if (float32_is_nan(b->f[i]) || \
|
2287 | 875b31db | aurel32 | float32_is_signaling_nan(b->f[i])) { \ |
2288 | 875b31db | aurel32 | r->element[i] = 0; \
|
2289 | 875b31db | aurel32 | } else { \
|
2290 | 875b31db | aurel32 | float64 t = float32_to_float64(b->f[i], &s); \ |
2291 | 875b31db | aurel32 | int64_t j; \ |
2292 | 875b31db | aurel32 | t = float64_scalbn(t, uim, &s); \ |
2293 | 875b31db | aurel32 | j = float64_to_int64(t, &s); \ |
2294 | 875b31db | aurel32 | r->element[i] = satcvt(j, &sat); \ |
2295 | 875b31db | aurel32 | } \ |
2296 | 875b31db | aurel32 | } \ |
2297 | 875b31db | aurel32 | if (sat) { \
|
2298 | 875b31db | aurel32 | env->vscr |= (1 << VSCR_SAT); \
|
2299 | 875b31db | aurel32 | } \ |
2300 | 875b31db | aurel32 | } |
2301 | 875b31db | aurel32 | VCT(uxs, cvtsduw, u32) |
2302 | 875b31db | aurel32 | VCT(sxs, cvtsdsw, s32) |
2303 | 875b31db | aurel32 | #undef VCT
|
2304 | 875b31db | aurel32 | |
2305 | c227f099 | Anthony Liguori | void helper_vmaddfp (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b, ppc_avr_t *c)
|
2306 | 35cf7c7e | aurel32 | { |
2307 | 35cf7c7e | aurel32 | int i;
|
2308 | 35cf7c7e | aurel32 | for (i = 0; i < ARRAY_SIZE(r->f); i++) { |
2309 | 35cf7c7e | aurel32 | HANDLE_NAN3(r->f[i], a->f[i], b->f[i], c->f[i]) { |
2310 | 35cf7c7e | aurel32 | /* Need to do the computation in higher precision and round
|
2311 | 35cf7c7e | aurel32 | * once at the end. */
|
2312 | 35cf7c7e | aurel32 | float64 af, bf, cf, t; |
2313 | 35cf7c7e | aurel32 | af = float32_to_float64(a->f[i], &env->vec_status); |
2314 | 35cf7c7e | aurel32 | bf = float32_to_float64(b->f[i], &env->vec_status); |
2315 | 35cf7c7e | aurel32 | cf = float32_to_float64(c->f[i], &env->vec_status); |
2316 | 35cf7c7e | aurel32 | t = float64_mul(af, cf, &env->vec_status); |
2317 | 35cf7c7e | aurel32 | t = float64_add(t, bf, &env->vec_status); |
2318 | 35cf7c7e | aurel32 | r->f[i] = float64_to_float32(t, &env->vec_status); |
2319 | 35cf7c7e | aurel32 | } |
2320 | 35cf7c7e | aurel32 | } |
2321 | 35cf7c7e | aurel32 | } |
2322 | 35cf7c7e | aurel32 | |
2323 | c227f099 | Anthony Liguori | void helper_vmhaddshs (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b, ppc_avr_t *c)
|
2324 | b161ae27 | aurel32 | { |
2325 | b161ae27 | aurel32 | int sat = 0; |
2326 | b161ae27 | aurel32 | int i;
|
2327 | b161ae27 | aurel32 | |
2328 | b161ae27 | aurel32 | for (i = 0; i < ARRAY_SIZE(r->s16); i++) { |
2329 | b161ae27 | aurel32 | int32_t prod = a->s16[i] * b->s16[i]; |
2330 | b161ae27 | aurel32 | int32_t t = (int32_t)c->s16[i] + (prod >> 15);
|
2331 | b161ae27 | aurel32 | r->s16[i] = cvtswsh (t, &sat); |
2332 | b161ae27 | aurel32 | } |
2333 | b161ae27 | aurel32 | |
2334 | b161ae27 | aurel32 | if (sat) {
|
2335 | b161ae27 | aurel32 | env->vscr |= (1 << VSCR_SAT);
|
2336 | b161ae27 | aurel32 | } |
2337 | b161ae27 | aurel32 | } |
2338 | b161ae27 | aurel32 | |
2339 | c227f099 | Anthony Liguori | void helper_vmhraddshs (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b, ppc_avr_t *c)
|
2340 | b161ae27 | aurel32 | { |
2341 | b161ae27 | aurel32 | int sat = 0; |
2342 | b161ae27 | aurel32 | int i;
|
2343 | b161ae27 | aurel32 | |
2344 | b161ae27 | aurel32 | for (i = 0; i < ARRAY_SIZE(r->s16); i++) { |
2345 | b161ae27 | aurel32 | int32_t prod = a->s16[i] * b->s16[i] + 0x00004000;
|
2346 | b161ae27 | aurel32 | int32_t t = (int32_t)c->s16[i] + (prod >> 15);
|
2347 | b161ae27 | aurel32 | r->s16[i] = cvtswsh (t, &sat); |
2348 | b161ae27 | aurel32 | } |
2349 | b161ae27 | aurel32 | |
2350 | b161ae27 | aurel32 | if (sat) {
|
2351 | b161ae27 | aurel32 | env->vscr |= (1 << VSCR_SAT);
|
2352 | b161ae27 | aurel32 | } |
2353 | b161ae27 | aurel32 | } |
2354 | b161ae27 | aurel32 | |
2355 | e4039339 | aurel32 | #define VMINMAX_DO(name, compare, element) \
|
2356 | c227f099 | Anthony Liguori | void helper_v##name (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b) \ |
2357 | e4039339 | aurel32 | { \ |
2358 | e4039339 | aurel32 | int i; \
|
2359 | e4039339 | aurel32 | for (i = 0; i < ARRAY_SIZE(r->element); i++) { \ |
2360 | e4039339 | aurel32 | if (a->element[i] compare b->element[i]) { \
|
2361 | e4039339 | aurel32 | r->element[i] = b->element[i]; \ |
2362 | e4039339 | aurel32 | } else { \
|
2363 | e4039339 | aurel32 | r->element[i] = a->element[i]; \ |
2364 | e4039339 | aurel32 | } \ |
2365 | e4039339 | aurel32 | } \ |
2366 | e4039339 | aurel32 | } |
2367 | e4039339 | aurel32 | #define VMINMAX(suffix, element) \
|
2368 | e4039339 | aurel32 | VMINMAX_DO(min##suffix, >, element) \ |
2369 | e4039339 | aurel32 | VMINMAX_DO(max##suffix, <, element) |
2370 | e4039339 | aurel32 | VMINMAX(sb, s8) |
2371 | e4039339 | aurel32 | VMINMAX(sh, s16) |
2372 | e4039339 | aurel32 | VMINMAX(sw, s32) |
2373 | e4039339 | aurel32 | VMINMAX(ub, u8) |
2374 | e4039339 | aurel32 | VMINMAX(uh, u16) |
2375 | e4039339 | aurel32 | VMINMAX(uw, u32) |
2376 | e4039339 | aurel32 | #undef VMINMAX_DO
|
2377 | e4039339 | aurel32 | #undef VMINMAX
|
2378 | e4039339 | aurel32 | |
2379 | 1536ff64 | aurel32 | #define VMINMAXFP(suffix, rT, rF) \
|
2380 | c227f099 | Anthony Liguori | void helper_v##suffix (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b) \ |
2381 | 1536ff64 | aurel32 | { \ |
2382 | 1536ff64 | aurel32 | int i; \
|
2383 | 1536ff64 | aurel32 | for (i = 0; i < ARRAY_SIZE(r->f); i++) { \ |
2384 | 1536ff64 | aurel32 | HANDLE_NAN2(r->f[i], a->f[i], b->f[i]) { \ |
2385 | 1536ff64 | aurel32 | if (float32_lt_quiet(a->f[i], b->f[i], &env->vec_status)) { \
|
2386 | 1536ff64 | aurel32 | r->f[i] = rT->f[i]; \ |
2387 | 1536ff64 | aurel32 | } else { \
|
2388 | 1536ff64 | aurel32 | r->f[i] = rF->f[i]; \ |
2389 | 1536ff64 | aurel32 | } \ |
2390 | 1536ff64 | aurel32 | } \ |
2391 | 1536ff64 | aurel32 | } \ |
2392 | 1536ff64 | aurel32 | } |
2393 | 1536ff64 | aurel32 | VMINMAXFP(minfp, a, b) |
2394 | 1536ff64 | aurel32 | VMINMAXFP(maxfp, b, a) |
2395 | 1536ff64 | aurel32 | #undef VMINMAXFP
|
2396 | 1536ff64 | aurel32 | |
2397 | c227f099 | Anthony Liguori | void helper_vmladduhm (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b, ppc_avr_t *c)
|
2398 | bcd2ee23 | aurel32 | { |
2399 | bcd2ee23 | aurel32 | int i;
|
2400 | bcd2ee23 | aurel32 | for (i = 0; i < ARRAY_SIZE(r->s16); i++) { |
2401 | bcd2ee23 | aurel32 | int32_t prod = a->s16[i] * b->s16[i]; |
2402 | bcd2ee23 | aurel32 | r->s16[i] = (int16_t) (prod + c->s16[i]); |
2403 | bcd2ee23 | aurel32 | } |
2404 | bcd2ee23 | aurel32 | } |
2405 | bcd2ee23 | aurel32 | |
2406 | 3b430048 | aurel32 | #define VMRG_DO(name, element, highp) \
|
2407 | c227f099 | Anthony Liguori | void helper_v##name (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b) \ |
2408 | 3b430048 | aurel32 | { \ |
2409 | c227f099 | Anthony Liguori | ppc_avr_t result; \ |
2410 | 3b430048 | aurel32 | int i; \
|
2411 | 3b430048 | aurel32 | size_t n_elems = ARRAY_SIZE(r->element); \ |
2412 | 3b430048 | aurel32 | for (i = 0; i < n_elems/2; i++) { \ |
2413 | 3b430048 | aurel32 | if (highp) { \
|
2414 | 3b430048 | aurel32 | result.element[i*2+HI_IDX] = a->element[i]; \
|
2415 | 3b430048 | aurel32 | result.element[i*2+LO_IDX] = b->element[i]; \
|
2416 | 3b430048 | aurel32 | } else { \
|
2417 | 3b430048 | aurel32 | result.element[n_elems - i*2 - (1+HI_IDX)] = b->element[n_elems - i - 1]; \ |
2418 | 3b430048 | aurel32 | result.element[n_elems - i*2 - (1+LO_IDX)] = a->element[n_elems - i - 1]; \ |
2419 | 3b430048 | aurel32 | } \ |
2420 | 3b430048 | aurel32 | } \ |
2421 | 3b430048 | aurel32 | *r = result; \ |
2422 | 3b430048 | aurel32 | } |
2423 | e2542fe2 | Juan Quintela | #if defined(HOST_WORDS_BIGENDIAN)
|
2424 | 3b430048 | aurel32 | #define MRGHI 0 |
2425 | b392e756 | aurel32 | #define MRGLO 1 |
2426 | 3b430048 | aurel32 | #else
|
2427 | 3b430048 | aurel32 | #define MRGHI 1 |
2428 | 3b430048 | aurel32 | #define MRGLO 0 |
2429 | 3b430048 | aurel32 | #endif
|
2430 | 3b430048 | aurel32 | #define VMRG(suffix, element) \
|
2431 | 3b430048 | aurel32 | VMRG_DO(mrgl##suffix, element, MRGHI) \ |
2432 | 3b430048 | aurel32 | VMRG_DO(mrgh##suffix, element, MRGLO) |
2433 | 3b430048 | aurel32 | VMRG(b, u8) |
2434 | 3b430048 | aurel32 | VMRG(h, u16) |
2435 | 3b430048 | aurel32 | VMRG(w, u32) |
2436 | 3b430048 | aurel32 | #undef VMRG_DO
|
2437 | 3b430048 | aurel32 | #undef VMRG
|
2438 | 3b430048 | aurel32 | #undef MRGHI
|
2439 | 3b430048 | aurel32 | #undef MRGLO
|
2440 | 3b430048 | aurel32 | |
2441 | c227f099 | Anthony Liguori | void helper_vmsummbm (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b, ppc_avr_t *c)
|
2442 | b04ae981 | aurel32 | { |
2443 | b04ae981 | aurel32 | int32_t prod[16];
|
2444 | b04ae981 | aurel32 | int i;
|
2445 | b04ae981 | aurel32 | |
2446 | b04ae981 | aurel32 | for (i = 0; i < ARRAY_SIZE(r->s8); i++) { |
2447 | b04ae981 | aurel32 | prod[i] = (int32_t)a->s8[i] * b->u8[i]; |
2448 | b04ae981 | aurel32 | } |
2449 | b04ae981 | aurel32 | |
2450 | b04ae981 | aurel32 | VECTOR_FOR_INORDER_I(i, s32) { |
2451 | b04ae981 | aurel32 | r->s32[i] = c->s32[i] + prod[4*i] + prod[4*i+1] + prod[4*i+2] + prod[4*i+3]; |
2452 | b04ae981 | aurel32 | } |
2453 | b04ae981 | aurel32 | } |
2454 | b04ae981 | aurel32 | |
2455 | c227f099 | Anthony Liguori | void helper_vmsumshm (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b, ppc_avr_t *c)
|
2456 | eae07261 | aurel32 | { |
2457 | eae07261 | aurel32 | int32_t prod[8];
|
2458 | eae07261 | aurel32 | int i;
|
2459 | eae07261 | aurel32 | |
2460 | eae07261 | aurel32 | for (i = 0; i < ARRAY_SIZE(r->s16); i++) { |
2461 | eae07261 | aurel32 | prod[i] = a->s16[i] * b->s16[i]; |
2462 | eae07261 | aurel32 | } |
2463 | eae07261 | aurel32 | |
2464 | eae07261 | aurel32 | VECTOR_FOR_INORDER_I(i, s32) { |
2465 | eae07261 | aurel32 | r->s32[i] = c->s32[i] + prod[2*i] + prod[2*i+1]; |
2466 | eae07261 | aurel32 | } |
2467 | eae07261 | aurel32 | } |
2468 | eae07261 | aurel32 | |
2469 | c227f099 | Anthony Liguori | void helper_vmsumshs (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b, ppc_avr_t *c)
|
2470 | eae07261 | aurel32 | { |
2471 | eae07261 | aurel32 | int32_t prod[8];
|
2472 | eae07261 | aurel32 | int i;
|
2473 | eae07261 | aurel32 | int sat = 0; |
2474 | eae07261 | aurel32 | |
2475 | eae07261 | aurel32 | for (i = 0; i < ARRAY_SIZE(r->s16); i++) { |
2476 | eae07261 | aurel32 | prod[i] = (int32_t)a->s16[i] * b->s16[i]; |
2477 | eae07261 | aurel32 | } |
2478 | eae07261 | aurel32 | |
2479 | eae07261 | aurel32 | VECTOR_FOR_INORDER_I (i, s32) { |
2480 | eae07261 | aurel32 | int64_t t = (int64_t)c->s32[i] + prod[2*i] + prod[2*i+1]; |
2481 | eae07261 | aurel32 | r->u32[i] = cvtsdsw(t, &sat); |
2482 | eae07261 | aurel32 | } |
2483 | eae07261 | aurel32 | |
2484 | eae07261 | aurel32 | if (sat) {
|
2485 | eae07261 | aurel32 | env->vscr |= (1 << VSCR_SAT);
|
2486 | eae07261 | aurel32 | } |
2487 | eae07261 | aurel32 | } |
2488 | eae07261 | aurel32 | |
2489 | c227f099 | Anthony Liguori | void helper_vmsumubm (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b, ppc_avr_t *c)
|
2490 | b04ae981 | aurel32 | { |
2491 | b04ae981 | aurel32 | uint16_t prod[16];
|
2492 | b04ae981 | aurel32 | int i;
|
2493 | b04ae981 | aurel32 | |
2494 | b04ae981 | aurel32 | for (i = 0; i < ARRAY_SIZE(r->u8); i++) { |
2495 | b04ae981 | aurel32 | prod[i] = a->u8[i] * b->u8[i]; |
2496 | b04ae981 | aurel32 | } |
2497 | b04ae981 | aurel32 | |
2498 | b04ae981 | aurel32 | VECTOR_FOR_INORDER_I(i, u32) { |
2499 | b04ae981 | aurel32 | r->u32[i] = c->u32[i] + prod[4*i] + prod[4*i+1] + prod[4*i+2] + prod[4*i+3]; |
2500 | b04ae981 | aurel32 | } |
2501 | b04ae981 | aurel32 | } |
2502 | b04ae981 | aurel32 | |
2503 | c227f099 | Anthony Liguori | void helper_vmsumuhm (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b, ppc_avr_t *c)
|
2504 | 4d9903b6 | aurel32 | { |
2505 | 4d9903b6 | aurel32 | uint32_t prod[8];
|
2506 | 4d9903b6 | aurel32 | int i;
|
2507 | 4d9903b6 | aurel32 | |
2508 | 4d9903b6 | aurel32 | for (i = 0; i < ARRAY_SIZE(r->u16); i++) { |
2509 | 4d9903b6 | aurel32 | prod[i] = a->u16[i] * b->u16[i]; |
2510 | 4d9903b6 | aurel32 | } |
2511 | 4d9903b6 | aurel32 | |
2512 | 4d9903b6 | aurel32 | VECTOR_FOR_INORDER_I(i, u32) { |
2513 | 4d9903b6 | aurel32 | r->u32[i] = c->u32[i] + prod[2*i] + prod[2*i+1]; |
2514 | 4d9903b6 | aurel32 | } |
2515 | 4d9903b6 | aurel32 | } |
2516 | 4d9903b6 | aurel32 | |
2517 | c227f099 | Anthony Liguori | void helper_vmsumuhs (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b, ppc_avr_t *c)
|
2518 | 4d9903b6 | aurel32 | { |
2519 | 4d9903b6 | aurel32 | uint32_t prod[8];
|
2520 | 4d9903b6 | aurel32 | int i;
|
2521 | 4d9903b6 | aurel32 | int sat = 0; |
2522 | 4d9903b6 | aurel32 | |
2523 | 4d9903b6 | aurel32 | for (i = 0; i < ARRAY_SIZE(r->u16); i++) { |
2524 | 4d9903b6 | aurel32 | prod[i] = a->u16[i] * b->u16[i]; |
2525 | 4d9903b6 | aurel32 | } |
2526 | 4d9903b6 | aurel32 | |
2527 | 4d9903b6 | aurel32 | VECTOR_FOR_INORDER_I (i, s32) { |
2528 | 4d9903b6 | aurel32 | uint64_t t = (uint64_t)c->u32[i] + prod[2*i] + prod[2*i+1]; |
2529 | 4d9903b6 | aurel32 | r->u32[i] = cvtuduw(t, &sat); |
2530 | 4d9903b6 | aurel32 | } |
2531 | 4d9903b6 | aurel32 | |
2532 | 4d9903b6 | aurel32 | if (sat) {
|
2533 | 4d9903b6 | aurel32 | env->vscr |= (1 << VSCR_SAT);
|
2534 | 4d9903b6 | aurel32 | } |
2535 | 4d9903b6 | aurel32 | } |
2536 | 4d9903b6 | aurel32 | |
2537 | 2c277908 | aurel32 | #define VMUL_DO(name, mul_element, prod_element, evenp) \
|
2538 | c227f099 | Anthony Liguori | void helper_v##name (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b) \ |
2539 | 2c277908 | aurel32 | { \ |
2540 | 2c277908 | aurel32 | int i; \
|
2541 | 2c277908 | aurel32 | VECTOR_FOR_INORDER_I(i, prod_element) { \ |
2542 | 2c277908 | aurel32 | if (evenp) { \
|
2543 | 2c277908 | aurel32 | r->prod_element[i] = a->mul_element[i*2+HI_IDX] * b->mul_element[i*2+HI_IDX]; \ |
2544 | 2c277908 | aurel32 | } else { \
|
2545 | 2c277908 | aurel32 | r->prod_element[i] = a->mul_element[i*2+LO_IDX] * b->mul_element[i*2+LO_IDX]; \ |
2546 | 2c277908 | aurel32 | } \ |
2547 | 2c277908 | aurel32 | } \ |
2548 | 2c277908 | aurel32 | } |
2549 | 2c277908 | aurel32 | #define VMUL(suffix, mul_element, prod_element) \
|
2550 | 2c277908 | aurel32 | VMUL_DO(mule##suffix, mul_element, prod_element, 1) \ |
2551 | 2c277908 | aurel32 | VMUL_DO(mulo##suffix, mul_element, prod_element, 0) |
2552 | 2c277908 | aurel32 | VMUL(sb, s8, s16) |
2553 | 2c277908 | aurel32 | VMUL(sh, s16, s32) |
2554 | 2c277908 | aurel32 | VMUL(ub, u8, u16) |
2555 | 2c277908 | aurel32 | VMUL(uh, u16, u32) |
2556 | 2c277908 | aurel32 | #undef VMUL_DO
|
2557 | 2c277908 | aurel32 | #undef VMUL
|
2558 | 2c277908 | aurel32 | |
2559 | c227f099 | Anthony Liguori | void helper_vnmsubfp (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b, ppc_avr_t *c)
|
2560 | 35cf7c7e | aurel32 | { |
2561 | 35cf7c7e | aurel32 | int i;
|
2562 | 35cf7c7e | aurel32 | for (i = 0; i < ARRAY_SIZE(r->f); i++) { |
2563 | 35cf7c7e | aurel32 | HANDLE_NAN3(r->f[i], a->f[i], b->f[i], c->f[i]) { |
2564 | 35cf7c7e | aurel32 | /* Need to do the computation is higher precision and round
|
2565 | 35cf7c7e | aurel32 | * once at the end. */
|
2566 | 35cf7c7e | aurel32 | float64 af, bf, cf, t; |
2567 | 35cf7c7e | aurel32 | af = float32_to_float64(a->f[i], &env->vec_status); |
2568 | 35cf7c7e | aurel32 | bf = float32_to_float64(b->f[i], &env->vec_status); |
2569 | 35cf7c7e | aurel32 | cf = float32_to_float64(c->f[i], &env->vec_status); |
2570 | 35cf7c7e | aurel32 | t = float64_mul(af, cf, &env->vec_status); |
2571 | 35cf7c7e | aurel32 | t = float64_sub(t, bf, &env->vec_status); |
2572 | 35cf7c7e | aurel32 | t = float64_chs(t); |
2573 | 35cf7c7e | aurel32 | r->f[i] = float64_to_float32(t, &env->vec_status); |
2574 | 35cf7c7e | aurel32 | } |
2575 | 35cf7c7e | aurel32 | } |
2576 | 35cf7c7e | aurel32 | } |
2577 | 35cf7c7e | aurel32 | |
2578 | c227f099 | Anthony Liguori | void helper_vperm (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b, ppc_avr_t *c)
|
2579 | d1258698 | aurel32 | { |
2580 | c227f099 | Anthony Liguori | ppc_avr_t result; |
2581 | d1258698 | aurel32 | int i;
|
2582 | d1258698 | aurel32 | VECTOR_FOR_INORDER_I (i, u8) { |
2583 | d1258698 | aurel32 | int s = c->u8[i] & 0x1f; |
2584 | e2542fe2 | Juan Quintela | #if defined(HOST_WORDS_BIGENDIAN)
|
2585 | d1258698 | aurel32 | int index = s & 0xf; |
2586 | d1258698 | aurel32 | #else
|
2587 | d1258698 | aurel32 | int index = 15 - (s & 0xf); |
2588 | d1258698 | aurel32 | #endif
|
2589 | d1258698 | aurel32 | if (s & 0x10) { |
2590 | d1258698 | aurel32 | result.u8[i] = b->u8[index]; |
2591 | d1258698 | aurel32 | } else {
|
2592 | d1258698 | aurel32 | result.u8[i] = a->u8[index]; |
2593 | d1258698 | aurel32 | } |
2594 | d1258698 | aurel32 | } |
2595 | d1258698 | aurel32 | *r = result; |
2596 | d1258698 | aurel32 | } |
2597 | d1258698 | aurel32 | |
2598 | e2542fe2 | Juan Quintela | #if defined(HOST_WORDS_BIGENDIAN)
|
2599 | 5335a145 | aurel32 | #define PKBIG 1 |
2600 | 5335a145 | aurel32 | #else
|
2601 | 5335a145 | aurel32 | #define PKBIG 0 |
2602 | 5335a145 | aurel32 | #endif
|
2603 | c227f099 | Anthony Liguori | void helper_vpkpx (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b)
|
2604 | 1dd9ffb9 | aurel32 | { |
2605 | 1dd9ffb9 | aurel32 | int i, j;
|
2606 | c227f099 | Anthony Liguori | ppc_avr_t result; |
2607 | e2542fe2 | Juan Quintela | #if defined(HOST_WORDS_BIGENDIAN)
|
2608 | c227f099 | Anthony Liguori | const ppc_avr_t *x[2] = { a, b }; |
2609 | 1dd9ffb9 | aurel32 | #else
|
2610 | c227f099 | Anthony Liguori | const ppc_avr_t *x[2] = { b, a }; |
2611 | 1dd9ffb9 | aurel32 | #endif
|
2612 | 1dd9ffb9 | aurel32 | |
2613 | 1dd9ffb9 | aurel32 | VECTOR_FOR_INORDER_I (i, u64) { |
2614 | 1dd9ffb9 | aurel32 | VECTOR_FOR_INORDER_I (j, u32){ |
2615 | 1dd9ffb9 | aurel32 | uint32_t e = x[i]->u32[j]; |
2616 | 1dd9ffb9 | aurel32 | result.u16[4*i+j] = (((e >> 9) & 0xfc00) | |
2617 | 1dd9ffb9 | aurel32 | ((e >> 6) & 0x3e0) | |
2618 | 1dd9ffb9 | aurel32 | ((e >> 3) & 0x1f)); |
2619 | 1dd9ffb9 | aurel32 | } |
2620 | 1dd9ffb9 | aurel32 | } |
2621 | 1dd9ffb9 | aurel32 | *r = result; |
2622 | 1dd9ffb9 | aurel32 | } |
2623 | 1dd9ffb9 | aurel32 | |
2624 | 5335a145 | aurel32 | #define VPK(suffix, from, to, cvt, dosat) \
|
2625 | c227f099 | Anthony Liguori | void helper_vpk##suffix (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b) \ |
2626 | 5335a145 | aurel32 | { \ |
2627 | 5335a145 | aurel32 | int i; \
|
2628 | 5335a145 | aurel32 | int sat = 0; \ |
2629 | c227f099 | Anthony Liguori | ppc_avr_t result; \ |
2630 | c227f099 | Anthony Liguori | ppc_avr_t *a0 = PKBIG ? a : b; \ |
2631 | c227f099 | Anthony Liguori | ppc_avr_t *a1 = PKBIG ? b : a; \ |
2632 | 5335a145 | aurel32 | VECTOR_FOR_INORDER_I (i, from) { \ |
2633 | 5335a145 | aurel32 | result.to[i] = cvt(a0->from[i], &sat); \ |
2634 | 5335a145 | aurel32 | result.to[i+ARRAY_SIZE(r->from)] = cvt(a1->from[i], &sat); \ |
2635 | 5335a145 | aurel32 | } \ |
2636 | 5335a145 | aurel32 | *r = result; \ |
2637 | 5335a145 | aurel32 | if (dosat && sat) { \
|
2638 | 5335a145 | aurel32 | env->vscr |= (1 << VSCR_SAT); \
|
2639 | 5335a145 | aurel32 | } \ |
2640 | 5335a145 | aurel32 | } |
2641 | 5335a145 | aurel32 | #define I(x, y) (x)
|
2642 | 5335a145 | aurel32 | VPK(shss, s16, s8, cvtshsb, 1)
|
2643 | 5335a145 | aurel32 | VPK(shus, s16, u8, cvtshub, 1)
|
2644 | 5335a145 | aurel32 | VPK(swss, s32, s16, cvtswsh, 1)
|
2645 | 5335a145 | aurel32 | VPK(swus, s32, u16, cvtswuh, 1)
|
2646 | 5335a145 | aurel32 | VPK(uhus, u16, u8, cvtuhub, 1)
|
2647 | 5335a145 | aurel32 | VPK(uwus, u32, u16, cvtuwuh, 1)
|
2648 | 5335a145 | aurel32 | VPK(uhum, u16, u8, I, 0)
|
2649 | 5335a145 | aurel32 | VPK(uwum, u32, u16, I, 0)
|
2650 | 5335a145 | aurel32 | #undef I
|
2651 | 5335a145 | aurel32 | #undef VPK
|
2652 | 5335a145 | aurel32 | #undef PKBIG
|
2653 | 5335a145 | aurel32 | |
2654 | c227f099 | Anthony Liguori | void helper_vrefp (ppc_avr_t *r, ppc_avr_t *b)
|
2655 | bdfbac35 | aurel32 | { |
2656 | bdfbac35 | aurel32 | int i;
|
2657 | bdfbac35 | aurel32 | for (i = 0; i < ARRAY_SIZE(r->f); i++) { |
2658 | bdfbac35 | aurel32 | HANDLE_NAN1(r->f[i], b->f[i]) { |
2659 | bdfbac35 | aurel32 | r->f[i] = float32_div(float32_one, b->f[i], &env->vec_status); |
2660 | bdfbac35 | aurel32 | } |
2661 | bdfbac35 | aurel32 | } |
2662 | bdfbac35 | aurel32 | } |
2663 | bdfbac35 | aurel32 | |
2664 | f6b19645 | aurel32 | #define VRFI(suffix, rounding) \
|
2665 | c227f099 | Anthony Liguori | void helper_vrfi##suffix (ppc_avr_t *r, ppc_avr_t *b) \ |
2666 | f6b19645 | aurel32 | { \ |
2667 | f6b19645 | aurel32 | int i; \
|
2668 | f6b19645 | aurel32 | float_status s = env->vec_status; \ |
2669 | f6b19645 | aurel32 | set_float_rounding_mode(rounding, &s); \ |
2670 | f6b19645 | aurel32 | for (i = 0; i < ARRAY_SIZE(r->f); i++) { \ |
2671 | f6b19645 | aurel32 | HANDLE_NAN1(r->f[i], b->f[i]) { \ |
2672 | f6b19645 | aurel32 | r->f[i] = float32_round_to_int (b->f[i], &s); \ |
2673 | f6b19645 | aurel32 | } \ |
2674 | f6b19645 | aurel32 | } \ |
2675 | f6b19645 | aurel32 | } |
2676 | f6b19645 | aurel32 | VRFI(n, float_round_nearest_even) |
2677 | f6b19645 | aurel32 | VRFI(m, float_round_down) |
2678 | f6b19645 | aurel32 | VRFI(p, float_round_up) |
2679 | f6b19645 | aurel32 | VRFI(z, float_round_to_zero) |
2680 | f6b19645 | aurel32 | #undef VRFI
|
2681 | f6b19645 | aurel32 | |
2682 | 5e1d0985 | aurel32 | #define VROTATE(suffix, element) \
|
2683 | c227f099 | Anthony Liguori | void helper_vrl##suffix (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b) \ |
2684 | 5e1d0985 | aurel32 | { \ |
2685 | 5e1d0985 | aurel32 | int i; \
|
2686 | 5e1d0985 | aurel32 | for (i = 0; i < ARRAY_SIZE(r->element); i++) { \ |
2687 | 5e1d0985 | aurel32 | unsigned int mask = ((1 << (3 + (sizeof (a->element[0]) >> 1))) - 1); \ |
2688 | 5e1d0985 | aurel32 | unsigned int shift = b->element[i] & mask; \ |
2689 | 5e1d0985 | aurel32 | r->element[i] = (a->element[i] << shift) | (a->element[i] >> (sizeof(a->element[0]) * 8 - shift)); \ |
2690 | 5e1d0985 | aurel32 | } \ |
2691 | 5e1d0985 | aurel32 | } |
2692 | 5e1d0985 | aurel32 | VROTATE(b, u8) |
2693 | 5e1d0985 | aurel32 | VROTATE(h, u16) |
2694 | 5e1d0985 | aurel32 | VROTATE(w, u32) |
2695 | 5e1d0985 | aurel32 | #undef VROTATE
|
2696 | 5e1d0985 | aurel32 | |
2697 | c227f099 | Anthony Liguori | void helper_vrsqrtefp (ppc_avr_t *r, ppc_avr_t *b)
|
2698 | 071fc3b1 | aurel32 | { |
2699 | 071fc3b1 | aurel32 | int i;
|
2700 | 071fc3b1 | aurel32 | for (i = 0; i < ARRAY_SIZE(r->f); i++) { |
2701 | 071fc3b1 | aurel32 | HANDLE_NAN1(r->f[i], b->f[i]) { |
2702 | 071fc3b1 | aurel32 | float32 t = float32_sqrt(b->f[i], &env->vec_status); |
2703 | 071fc3b1 | aurel32 | r->f[i] = float32_div(float32_one, t, &env->vec_status); |
2704 | 071fc3b1 | aurel32 | } |
2705 | 071fc3b1 | aurel32 | } |
2706 | 071fc3b1 | aurel32 | } |
2707 | 071fc3b1 | aurel32 | |
2708 | c227f099 | Anthony Liguori | void helper_vsel (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b, ppc_avr_t *c)
|
2709 | d1258698 | aurel32 | { |
2710 | d1258698 | aurel32 | r->u64[0] = (a->u64[0] & ~c->u64[0]) | (b->u64[0] & c->u64[0]); |
2711 | d1258698 | aurel32 | r->u64[1] = (a->u64[1] & ~c->u64[1]) | (b->u64[1] & c->u64[1]); |
2712 | d1258698 | aurel32 | } |
2713 | d1258698 | aurel32 | |
2714 | 0bffbc6c | Aurelien Jarno | void helper_vexptefp (ppc_avr_t *r, ppc_avr_t *b)
|
2715 | 0bffbc6c | Aurelien Jarno | { |
2716 | 0bffbc6c | Aurelien Jarno | int i;
|
2717 | 0bffbc6c | Aurelien Jarno | for (i = 0; i < ARRAY_SIZE(r->f); i++) { |
2718 | 0bffbc6c | Aurelien Jarno | HANDLE_NAN1(r->f[i], b->f[i]) { |
2719 | 0bffbc6c | Aurelien Jarno | r->f[i] = float32_exp2(b->f[i], &env->vec_status); |
2720 | 0bffbc6c | Aurelien Jarno | } |
2721 | 0bffbc6c | Aurelien Jarno | } |
2722 | 0bffbc6c | Aurelien Jarno | } |
2723 | 0bffbc6c | Aurelien Jarno | |
2724 | c227f099 | Anthony Liguori | void helper_vlogefp (ppc_avr_t *r, ppc_avr_t *b)
|
2725 | f586ce09 | aurel32 | { |
2726 | f586ce09 | aurel32 | int i;
|
2727 | f586ce09 | aurel32 | for (i = 0; i < ARRAY_SIZE(r->f); i++) { |
2728 | f586ce09 | aurel32 | HANDLE_NAN1(r->f[i], b->f[i]) { |
2729 | f586ce09 | aurel32 | r->f[i] = float32_log2(b->f[i], &env->vec_status); |
2730 | f586ce09 | aurel32 | } |
2731 | f586ce09 | aurel32 | } |
2732 | f586ce09 | aurel32 | } |
2733 | f586ce09 | aurel32 | |
2734 | e2542fe2 | Juan Quintela | #if defined(HOST_WORDS_BIGENDIAN)
|
2735 | d9430add | aurel32 | #define LEFT 0 |
2736 | d9430add | aurel32 | #define RIGHT 1 |
2737 | d9430add | aurel32 | #else
|
2738 | d9430add | aurel32 | #define LEFT 1 |
2739 | d9430add | aurel32 | #define RIGHT 0 |
2740 | d9430add | aurel32 | #endif
|
2741 | d9430add | aurel32 | /* The specification says that the results are undefined if all of the
|
2742 | d9430add | aurel32 | * shift counts are not identical. We check to make sure that they are
|
2743 | d9430add | aurel32 | * to conform to what real hardware appears to do. */
|
2744 | d9430add | aurel32 | #define VSHIFT(suffix, leftp) \
|
2745 | c227f099 | Anthony Liguori | void helper_vs##suffix (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b) \ |
2746 | d9430add | aurel32 | { \ |
2747 | 1481e16a | malc | int shift = b->u8[LO_IDX*15] & 0x7; \ |
2748 | d9430add | aurel32 | int doit = 1; \ |
2749 | d9430add | aurel32 | int i; \
|
2750 | d9430add | aurel32 | for (i = 0; i < ARRAY_SIZE(r->u8); i++) { \ |
2751 | d9430add | aurel32 | doit = doit && ((b->u8[i] & 0x7) == shift); \
|
2752 | d9430add | aurel32 | } \ |
2753 | d9430add | aurel32 | if (doit) { \
|
2754 | d9430add | aurel32 | if (shift == 0) { \ |
2755 | d9430add | aurel32 | *r = *a; \ |
2756 | d9430add | aurel32 | } else if (leftp) { \ |
2757 | d9430add | aurel32 | uint64_t carry = a->u64[LO_IDX] >> (64 - shift); \
|
2758 | d9430add | aurel32 | r->u64[HI_IDX] = (a->u64[HI_IDX] << shift) | carry; \ |
2759 | d9430add | aurel32 | r->u64[LO_IDX] = a->u64[LO_IDX] << shift; \ |
2760 | d9430add | aurel32 | } else { \
|
2761 | d9430add | aurel32 | uint64_t carry = a->u64[HI_IDX] << (64 - shift); \
|
2762 | d9430add | aurel32 | r->u64[LO_IDX] = (a->u64[LO_IDX] >> shift) | carry; \ |
2763 | d9430add | aurel32 | r->u64[HI_IDX] = a->u64[HI_IDX] >> shift; \ |
2764 | d9430add | aurel32 | } \ |
2765 | d9430add | aurel32 | } \ |
2766 | d9430add | aurel32 | } |
2767 | d9430add | aurel32 | VSHIFT(l, LEFT) |
2768 | d9430add | aurel32 | VSHIFT(r, RIGHT) |
2769 | d9430add | aurel32 | #undef VSHIFT
|
2770 | d9430add | aurel32 | #undef LEFT
|
2771 | d9430add | aurel32 | #undef RIGHT
|
2772 | d9430add | aurel32 | |
2773 | d79f0809 | aurel32 | #define VSL(suffix, element) \
|
2774 | c227f099 | Anthony Liguori | void helper_vsl##suffix (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b) \ |
2775 | d79f0809 | aurel32 | { \ |
2776 | d79f0809 | aurel32 | int i; \
|
2777 | d79f0809 | aurel32 | for (i = 0; i < ARRAY_SIZE(r->element); i++) { \ |
2778 | d79f0809 | aurel32 | unsigned int mask = ((1 << (3 + (sizeof (a->element[0]) >> 1))) - 1); \ |
2779 | d79f0809 | aurel32 | unsigned int shift = b->element[i] & mask; \ |
2780 | d79f0809 | aurel32 | r->element[i] = a->element[i] << shift; \ |
2781 | d79f0809 | aurel32 | } \ |
2782 | d79f0809 | aurel32 | } |
2783 | d79f0809 | aurel32 | VSL(b, u8) |
2784 | d79f0809 | aurel32 | VSL(h, u16) |
2785 | d79f0809 | aurel32 | VSL(w, u32) |
2786 | d79f0809 | aurel32 | #undef VSL
|
2787 | d79f0809 | aurel32 | |
2788 | c227f099 | Anthony Liguori | void helper_vsldoi (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b, uint32_t shift)
|
2789 | cd633b10 | aurel32 | { |
2790 | cd633b10 | aurel32 | int sh = shift & 0xf; |
2791 | cd633b10 | aurel32 | int i;
|
2792 | c227f099 | Anthony Liguori | ppc_avr_t result; |
2793 | cd633b10 | aurel32 | |
2794 | e2542fe2 | Juan Quintela | #if defined(HOST_WORDS_BIGENDIAN)
|
2795 | cd633b10 | aurel32 | for (i = 0; i < ARRAY_SIZE(r->u8); i++) { |
2796 | cd633b10 | aurel32 | int index = sh + i;
|
2797 | cd633b10 | aurel32 | if (index > 0xf) { |
2798 | cd633b10 | aurel32 | result.u8[i] = b->u8[index-0x10];
|
2799 | cd633b10 | aurel32 | } else {
|
2800 | cd633b10 | aurel32 | result.u8[i] = a->u8[index]; |
2801 | cd633b10 | aurel32 | } |
2802 | cd633b10 | aurel32 | } |
2803 | cd633b10 | aurel32 | #else
|
2804 | cd633b10 | aurel32 | for (i = 0; i < ARRAY_SIZE(r->u8); i++) { |
2805 | cd633b10 | aurel32 | int index = (16 - sh) + i; |
2806 | cd633b10 | aurel32 | if (index > 0xf) { |
2807 | cd633b10 | aurel32 | result.u8[i] = a->u8[index-0x10];
|
2808 | cd633b10 | aurel32 | } else {
|
2809 | cd633b10 | aurel32 | result.u8[i] = b->u8[index]; |
2810 | cd633b10 | aurel32 | } |
2811 | cd633b10 | aurel32 | } |
2812 | cd633b10 | aurel32 | #endif
|
2813 | cd633b10 | aurel32 | *r = result; |
2814 | cd633b10 | aurel32 | } |
2815 | cd633b10 | aurel32 | |
2816 | c227f099 | Anthony Liguori | void helper_vslo (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b)
|
2817 | 7b239bec | aurel32 | { |
2818 | 7b239bec | aurel32 | int sh = (b->u8[LO_IDX*0xf] >> 3) & 0xf; |
2819 | 7b239bec | aurel32 | |
2820 | e2542fe2 | Juan Quintela | #if defined (HOST_WORDS_BIGENDIAN)
|
2821 | 7b239bec | aurel32 | memmove (&r->u8[0], &a->u8[sh], 16-sh); |
2822 | 7b239bec | aurel32 | memset (&r->u8[16-sh], 0, sh); |
2823 | 7b239bec | aurel32 | #else
|
2824 | 7b239bec | aurel32 | memmove (&r->u8[sh], &a->u8[0], 16-sh); |
2825 | 7b239bec | aurel32 | memset (&r->u8[0], 0, sh); |
2826 | 7b239bec | aurel32 | #endif
|
2827 | 7b239bec | aurel32 | } |
2828 | 7b239bec | aurel32 | |
2829 | e4e6bee7 | aurel32 | /* Experimental testing shows that hardware masks the immediate. */
|
2830 | e4e6bee7 | aurel32 | #define _SPLAT_MASKED(element) (splat & (ARRAY_SIZE(r->element) - 1)) |
2831 | e2542fe2 | Juan Quintela | #if defined(HOST_WORDS_BIGENDIAN)
|
2832 | e4e6bee7 | aurel32 | #define SPLAT_ELEMENT(element) _SPLAT_MASKED(element)
|
2833 | e4e6bee7 | aurel32 | #else
|
2834 | e4e6bee7 | aurel32 | #define SPLAT_ELEMENT(element) (ARRAY_SIZE(r->element)-1 - _SPLAT_MASKED(element)) |
2835 | e4e6bee7 | aurel32 | #endif
|
2836 | e4e6bee7 | aurel32 | #define VSPLT(suffix, element) \
|
2837 | c227f099 | Anthony Liguori | void helper_vsplt##suffix (ppc_avr_t *r, ppc_avr_t *b, uint32_t splat) \ |
2838 | e4e6bee7 | aurel32 | { \ |
2839 | e4e6bee7 | aurel32 | uint32_t s = b->element[SPLAT_ELEMENT(element)]; \ |
2840 | e4e6bee7 | aurel32 | int i; \
|
2841 | e4e6bee7 | aurel32 | for (i = 0; i < ARRAY_SIZE(r->element); i++) { \ |
2842 | e4e6bee7 | aurel32 | r->element[i] = s; \ |
2843 | e4e6bee7 | aurel32 | } \ |
2844 | e4e6bee7 | aurel32 | } |
2845 | e4e6bee7 | aurel32 | VSPLT(b, u8) |
2846 | e4e6bee7 | aurel32 | VSPLT(h, u16) |
2847 | e4e6bee7 | aurel32 | VSPLT(w, u32) |
2848 | e4e6bee7 | aurel32 | #undef VSPLT
|
2849 | e4e6bee7 | aurel32 | #undef SPLAT_ELEMENT
|
2850 | e4e6bee7 | aurel32 | #undef _SPLAT_MASKED
|
2851 | e4e6bee7 | aurel32 | |
2852 | c026766b | aurel32 | #define VSPLTI(suffix, element, splat_type) \
|
2853 | c227f099 | Anthony Liguori | void helper_vspltis##suffix (ppc_avr_t *r, uint32_t splat) \ |
2854 | c026766b | aurel32 | { \ |
2855 | c026766b | aurel32 | splat_type x = (int8_t)(splat << 3) >> 3; \ |
2856 | c026766b | aurel32 | int i; \
|
2857 | c026766b | aurel32 | for (i = 0; i < ARRAY_SIZE(r->element); i++) { \ |
2858 | c026766b | aurel32 | r->element[i] = x; \ |
2859 | c026766b | aurel32 | } \ |
2860 | c026766b | aurel32 | } |
2861 | c026766b | aurel32 | VSPLTI(b, s8, int8_t) |
2862 | c026766b | aurel32 | VSPLTI(h, s16, int16_t) |
2863 | c026766b | aurel32 | VSPLTI(w, s32, int32_t) |
2864 | c026766b | aurel32 | #undef VSPLTI
|
2865 | c026766b | aurel32 | |
2866 | 07ef34c3 | aurel32 | #define VSR(suffix, element) \
|
2867 | c227f099 | Anthony Liguori | void helper_vsr##suffix (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b) \ |
2868 | 07ef34c3 | aurel32 | { \ |
2869 | 07ef34c3 | aurel32 | int i; \
|
2870 | 07ef34c3 | aurel32 | for (i = 0; i < ARRAY_SIZE(r->element); i++) { \ |
2871 | 07ef34c3 | aurel32 | unsigned int mask = ((1 << (3 + (sizeof (a->element[0]) >> 1))) - 1); \ |
2872 | 07ef34c3 | aurel32 | unsigned int shift = b->element[i] & mask; \ |
2873 | 07ef34c3 | aurel32 | r->element[i] = a->element[i] >> shift; \ |
2874 | 07ef34c3 | aurel32 | } \ |
2875 | 07ef34c3 | aurel32 | } |
2876 | 07ef34c3 | aurel32 | VSR(ab, s8) |
2877 | 07ef34c3 | aurel32 | VSR(ah, s16) |
2878 | 07ef34c3 | aurel32 | VSR(aw, s32) |
2879 | 07ef34c3 | aurel32 | VSR(b, u8) |
2880 | 07ef34c3 | aurel32 | VSR(h, u16) |
2881 | 07ef34c3 | aurel32 | VSR(w, u32) |
2882 | 07ef34c3 | aurel32 | #undef VSR
|
2883 | 07ef34c3 | aurel32 | |
2884 | c227f099 | Anthony Liguori | void helper_vsro (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b)
|
2885 | 7b239bec | aurel32 | { |
2886 | 7b239bec | aurel32 | int sh = (b->u8[LO_IDX*0xf] >> 3) & 0xf; |
2887 | 7b239bec | aurel32 | |
2888 | e2542fe2 | Juan Quintela | #if defined (HOST_WORDS_BIGENDIAN)
|
2889 | 7b239bec | aurel32 | memmove (&r->u8[sh], &a->u8[0], 16-sh); |
2890 | 7b239bec | aurel32 | memset (&r->u8[0], 0, sh); |
2891 | 7b239bec | aurel32 | #else
|
2892 | 7b239bec | aurel32 | memmove (&r->u8[0], &a->u8[sh], 16-sh); |
2893 | 7b239bec | aurel32 | memset (&r->u8[16-sh], 0, sh); |
2894 | 7b239bec | aurel32 | #endif
|
2895 | 7b239bec | aurel32 | } |
2896 | 7b239bec | aurel32 | |
2897 | c227f099 | Anthony Liguori | void helper_vsubcuw (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b)
|
2898 | e343da72 | aurel32 | { |
2899 | e343da72 | aurel32 | int i;
|
2900 | e343da72 | aurel32 | for (i = 0; i < ARRAY_SIZE(r->u32); i++) { |
2901 | e343da72 | aurel32 | r->u32[i] = a->u32[i] >= b->u32[i]; |
2902 | e343da72 | aurel32 | } |
2903 | e343da72 | aurel32 | } |
2904 | e343da72 | aurel32 | |
2905 | c227f099 | Anthony Liguori | void helper_vsumsws (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b)
|
2906 | 8142cddd | aurel32 | { |
2907 | 8142cddd | aurel32 | int64_t t; |
2908 | 8142cddd | aurel32 | int i, upper;
|
2909 | c227f099 | Anthony Liguori | ppc_avr_t result; |
2910 | 8142cddd | aurel32 | int sat = 0; |
2911 | 8142cddd | aurel32 | |
2912 | e2542fe2 | Juan Quintela | #if defined(HOST_WORDS_BIGENDIAN)
|
2913 | 8142cddd | aurel32 | upper = ARRAY_SIZE(r->s32)-1;
|
2914 | 8142cddd | aurel32 | #else
|
2915 | 8142cddd | aurel32 | upper = 0;
|
2916 | 8142cddd | aurel32 | #endif
|
2917 | 8142cddd | aurel32 | t = (int64_t)b->s32[upper]; |
2918 | 8142cddd | aurel32 | for (i = 0; i < ARRAY_SIZE(r->s32); i++) { |
2919 | 8142cddd | aurel32 | t += a->s32[i]; |
2920 | 8142cddd | aurel32 | result.s32[i] = 0;
|
2921 | 8142cddd | aurel32 | } |
2922 | 8142cddd | aurel32 | result.s32[upper] = cvtsdsw(t, &sat); |
2923 | 8142cddd | aurel32 | *r = result; |
2924 | 8142cddd | aurel32 | |
2925 | 8142cddd | aurel32 | if (sat) {
|
2926 | 8142cddd | aurel32 | env->vscr |= (1 << VSCR_SAT);
|
2927 | 8142cddd | aurel32 | } |
2928 | 8142cddd | aurel32 | } |
2929 | 8142cddd | aurel32 | |
2930 | c227f099 | Anthony Liguori | void helper_vsum2sws (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b)
|
2931 | 8142cddd | aurel32 | { |
2932 | 8142cddd | aurel32 | int i, j, upper;
|
2933 | c227f099 | Anthony Liguori | ppc_avr_t result; |
2934 | 8142cddd | aurel32 | int sat = 0; |
2935 | 8142cddd | aurel32 | |
2936 | e2542fe2 | Juan Quintela | #if defined(HOST_WORDS_BIGENDIAN)
|
2937 | 8142cddd | aurel32 | upper = 1;
|
2938 | 8142cddd | aurel32 | #else
|
2939 | 8142cddd | aurel32 | upper = 0;
|
2940 | 8142cddd | aurel32 | #endif
|
2941 | 8142cddd | aurel32 | for (i = 0; i < ARRAY_SIZE(r->u64); i++) { |
2942 | 8142cddd | aurel32 | int64_t t = (int64_t)b->s32[upper+i*2];
|
2943 | 8142cddd | aurel32 | result.u64[i] = 0;
|
2944 | 8142cddd | aurel32 | for (j = 0; j < ARRAY_SIZE(r->u64); j++) { |
2945 | 8142cddd | aurel32 | t += a->s32[2*i+j];
|
2946 | 8142cddd | aurel32 | } |
2947 | 8142cddd | aurel32 | result.s32[upper+i*2] = cvtsdsw(t, &sat);
|
2948 | 8142cddd | aurel32 | } |
2949 | 8142cddd | aurel32 | |
2950 | 8142cddd | aurel32 | *r = result; |
2951 | 8142cddd | aurel32 | if (sat) {
|
2952 | 8142cddd | aurel32 | env->vscr |= (1 << VSCR_SAT);
|
2953 | 8142cddd | aurel32 | } |
2954 | 8142cddd | aurel32 | } |
2955 | 8142cddd | aurel32 | |
2956 | c227f099 | Anthony Liguori | void helper_vsum4sbs (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b)
|
2957 | 8142cddd | aurel32 | { |
2958 | 8142cddd | aurel32 | int i, j;
|
2959 | 8142cddd | aurel32 | int sat = 0; |
2960 | 8142cddd | aurel32 | |
2961 | 8142cddd | aurel32 | for (i = 0; i < ARRAY_SIZE(r->s32); i++) { |
2962 | 8142cddd | aurel32 | int64_t t = (int64_t)b->s32[i]; |
2963 | 8142cddd | aurel32 | for (j = 0; j < ARRAY_SIZE(r->s32); j++) { |
2964 | 8142cddd | aurel32 | t += a->s8[4*i+j];
|
2965 | 8142cddd | aurel32 | } |
2966 | 8142cddd | aurel32 | r->s32[i] = cvtsdsw(t, &sat); |
2967 | 8142cddd | aurel32 | } |
2968 | 8142cddd | aurel32 | |
2969 | 8142cddd | aurel32 | if (sat) {
|
2970 | 8142cddd | aurel32 | env->vscr |= (1 << VSCR_SAT);
|
2971 | 8142cddd | aurel32 | } |
2972 | 8142cddd | aurel32 | } |
2973 | 8142cddd | aurel32 | |
2974 | c227f099 | Anthony Liguori | void helper_vsum4shs (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b)
|
2975 | 8142cddd | aurel32 | { |
2976 | 8142cddd | aurel32 | int sat = 0; |
2977 | 8142cddd | aurel32 | int i;
|
2978 | 8142cddd | aurel32 | |
2979 | 8142cddd | aurel32 | for (i = 0; i < ARRAY_SIZE(r->s32); i++) { |
2980 | 8142cddd | aurel32 | int64_t t = (int64_t)b->s32[i]; |
2981 | 8142cddd | aurel32 | t += a->s16[2*i] + a->s16[2*i+1]; |
2982 | 8142cddd | aurel32 | r->s32[i] = cvtsdsw(t, &sat); |
2983 | 8142cddd | aurel32 | } |
2984 | 8142cddd | aurel32 | |
2985 | 8142cddd | aurel32 | if (sat) {
|
2986 | 8142cddd | aurel32 | env->vscr |= (1 << VSCR_SAT);
|
2987 | 8142cddd | aurel32 | } |
2988 | 8142cddd | aurel32 | } |
2989 | 8142cddd | aurel32 | |
2990 | c227f099 | Anthony Liguori | void helper_vsum4ubs (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b)
|
2991 | 8142cddd | aurel32 | { |
2992 | 8142cddd | aurel32 | int i, j;
|
2993 | 8142cddd | aurel32 | int sat = 0; |
2994 | 8142cddd | aurel32 | |
2995 | 8142cddd | aurel32 | for (i = 0; i < ARRAY_SIZE(r->u32); i++) { |
2996 | 8142cddd | aurel32 | uint64_t t = (uint64_t)b->u32[i]; |
2997 | 8142cddd | aurel32 | for (j = 0; j < ARRAY_SIZE(r->u32); j++) { |
2998 | 8142cddd | aurel32 | t += a->u8[4*i+j];
|
2999 | 8142cddd | aurel32 | } |
3000 | 8142cddd | aurel32 | r->u32[i] = cvtuduw(t, &sat); |
3001 | 8142cddd | aurel32 | } |
3002 | 8142cddd | aurel32 | |
3003 | 8142cddd | aurel32 | if (sat) {
|
3004 | 8142cddd | aurel32 | env->vscr |= (1 << VSCR_SAT);
|
3005 | 8142cddd | aurel32 | } |
3006 | 8142cddd | aurel32 | } |
3007 | 8142cddd | aurel32 | |
3008 | e2542fe2 | Juan Quintela | #if defined(HOST_WORDS_BIGENDIAN)
|
3009 | 79f85c3a | aurel32 | #define UPKHI 1 |
3010 | 79f85c3a | aurel32 | #define UPKLO 0 |
3011 | 79f85c3a | aurel32 | #else
|
3012 | 79f85c3a | aurel32 | #define UPKHI 0 |
3013 | 79f85c3a | aurel32 | #define UPKLO 1 |
3014 | 79f85c3a | aurel32 | #endif
|
3015 | 79f85c3a | aurel32 | #define VUPKPX(suffix, hi) \
|
3016 | c227f099 | Anthony Liguori | void helper_vupk##suffix (ppc_avr_t *r, ppc_avr_t *b) \ |
3017 | 79f85c3a | aurel32 | { \ |
3018 | 79f85c3a | aurel32 | int i; \
|
3019 | c227f099 | Anthony Liguori | ppc_avr_t result; \ |
3020 | 79f85c3a | aurel32 | for (i = 0; i < ARRAY_SIZE(r->u32); i++) { \ |
3021 | 79f85c3a | aurel32 | uint16_t e = b->u16[hi ? i : i+4]; \
|
3022 | 79f85c3a | aurel32 | uint8_t a = (e >> 15) ? 0xff : 0; \ |
3023 | 79f85c3a | aurel32 | uint8_t r = (e >> 10) & 0x1f; \ |
3024 | 79f85c3a | aurel32 | uint8_t g = (e >> 5) & 0x1f; \ |
3025 | 79f85c3a | aurel32 | uint8_t b = e & 0x1f; \
|
3026 | 79f85c3a | aurel32 | result.u32[i] = (a << 24) | (r << 16) | (g << 8) | b; \ |
3027 | 79f85c3a | aurel32 | } \ |
3028 | 79f85c3a | aurel32 | *r = result; \ |
3029 | 79f85c3a | aurel32 | } |
3030 | 79f85c3a | aurel32 | VUPKPX(lpx, UPKLO) |
3031 | 79f85c3a | aurel32 | VUPKPX(hpx, UPKHI) |
3032 | 79f85c3a | aurel32 | #undef VUPKPX
|
3033 | 79f85c3a | aurel32 | |
3034 | 6cf1c6e5 | aurel32 | #define VUPK(suffix, unpacked, packee, hi) \
|
3035 | c227f099 | Anthony Liguori | void helper_vupk##suffix (ppc_avr_t *r, ppc_avr_t *b) \ |
3036 | 6cf1c6e5 | aurel32 | { \ |
3037 | 6cf1c6e5 | aurel32 | int i; \
|
3038 | c227f099 | Anthony Liguori | ppc_avr_t result; \ |
3039 | 6cf1c6e5 | aurel32 | if (hi) { \
|
3040 | 6cf1c6e5 | aurel32 | for (i = 0; i < ARRAY_SIZE(r->unpacked); i++) { \ |
3041 | 6cf1c6e5 | aurel32 | result.unpacked[i] = b->packee[i]; \ |
3042 | 6cf1c6e5 | aurel32 | } \ |
3043 | 6cf1c6e5 | aurel32 | } else { \
|
3044 | 6cf1c6e5 | aurel32 | for (i = ARRAY_SIZE(r->unpacked); i < ARRAY_SIZE(r->packee); i++) { \
|
3045 | 6cf1c6e5 | aurel32 | result.unpacked[i-ARRAY_SIZE(r->unpacked)] = b->packee[i]; \ |
3046 | 6cf1c6e5 | aurel32 | } \ |
3047 | 6cf1c6e5 | aurel32 | } \ |
3048 | 6cf1c6e5 | aurel32 | *r = result; \ |
3049 | 6cf1c6e5 | aurel32 | } |
3050 | 6cf1c6e5 | aurel32 | VUPK(hsb, s16, s8, UPKHI) |
3051 | 6cf1c6e5 | aurel32 | VUPK(hsh, s32, s16, UPKHI) |
3052 | 6cf1c6e5 | aurel32 | VUPK(lsb, s16, s8, UPKLO) |
3053 | 6cf1c6e5 | aurel32 | VUPK(lsh, s32, s16, UPKLO) |
3054 | 6cf1c6e5 | aurel32 | #undef VUPK
|
3055 | 79f85c3a | aurel32 | #undef UPKHI
|
3056 | 79f85c3a | aurel32 | #undef UPKLO
|
3057 | 79f85c3a | aurel32 | |
3058 | 34ba2857 | aurel32 | #undef DO_HANDLE_NAN
|
3059 | 34ba2857 | aurel32 | #undef HANDLE_NAN1
|
3060 | 34ba2857 | aurel32 | #undef HANDLE_NAN2
|
3061 | 34ba2857 | aurel32 | #undef HANDLE_NAN3
|
3062 | d6a46fe8 | aurel32 | #undef VECTOR_FOR_INORDER_I
|
3063 | d6a46fe8 | aurel32 | #undef HI_IDX
|
3064 | d6a46fe8 | aurel32 | #undef LO_IDX
|
3065 | d6a46fe8 | aurel32 | |
3066 | d6a46fe8 | aurel32 | /*****************************************************************************/
|
3067 | 0487d6a8 | j_mayer | /* SPE extension helpers */
|
3068 | 0487d6a8 | j_mayer | /* Use a table to make this quicker */
|
3069 | 0487d6a8 | j_mayer | static uint8_t hbrev[16] = { |
3070 | 0487d6a8 | j_mayer | 0x0, 0x8, 0x4, 0xC, 0x2, 0xA, 0x6, 0xE, |
3071 | 0487d6a8 | j_mayer | 0x1, 0x9, 0x5, 0xD, 0x3, 0xB, 0x7, 0xF, |
3072 | 0487d6a8 | j_mayer | }; |
3073 | 0487d6a8 | j_mayer | |
3074 | 636aa200 | Blue Swirl | static inline uint8_t byte_reverse(uint8_t val) |
3075 | 0487d6a8 | j_mayer | { |
3076 | 0487d6a8 | j_mayer | return hbrev[val >> 4] | (hbrev[val & 0xF] << 4); |
3077 | 0487d6a8 | j_mayer | } |
3078 | 0487d6a8 | j_mayer | |
3079 | 636aa200 | Blue Swirl | static inline uint32_t word_reverse(uint32_t val) |
3080 | 0487d6a8 | j_mayer | { |
3081 | 0487d6a8 | j_mayer | return byte_reverse(val >> 24) | (byte_reverse(val >> 16) << 8) | |
3082 | 0487d6a8 | j_mayer | (byte_reverse(val >> 8) << 16) | (byte_reverse(val) << 24); |
3083 | 0487d6a8 | j_mayer | } |
3084 | 0487d6a8 | j_mayer | |
3085 | 3cd7d1dd | j_mayer | #define MASKBITS 16 // Random value - to be fixed (implementation dependant) |
3086 | 57951c27 | aurel32 | target_ulong helper_brinc (target_ulong arg1, target_ulong arg2) |
3087 | 0487d6a8 | j_mayer | { |
3088 | 0487d6a8 | j_mayer | uint32_t a, b, d, mask; |
3089 | 0487d6a8 | j_mayer | |
3090 | 3cd7d1dd | j_mayer | mask = UINT32_MAX >> (32 - MASKBITS);
|
3091 | 57951c27 | aurel32 | a = arg1 & mask; |
3092 | 57951c27 | aurel32 | b = arg2 & mask; |
3093 | 3cd7d1dd | j_mayer | d = word_reverse(1 + word_reverse(a | ~b));
|
3094 | 57951c27 | aurel32 | return (arg1 & ~mask) | (d & b);
|
3095 | 0487d6a8 | j_mayer | } |
3096 | 0487d6a8 | j_mayer | |
3097 | 57951c27 | aurel32 | uint32_t helper_cntlsw32 (uint32_t val) |
3098 | 0487d6a8 | j_mayer | { |
3099 | 0487d6a8 | j_mayer | if (val & 0x80000000) |
3100 | 603fccce | j_mayer | return clz32(~val);
|
3101 | 0487d6a8 | j_mayer | else
|
3102 | 603fccce | j_mayer | return clz32(val);
|
3103 | 0487d6a8 | j_mayer | } |
3104 | 0487d6a8 | j_mayer | |
3105 | 57951c27 | aurel32 | uint32_t helper_cntlzw32 (uint32_t val) |
3106 | 0487d6a8 | j_mayer | { |
3107 | 603fccce | j_mayer | return clz32(val);
|
3108 | 0487d6a8 | j_mayer | } |
3109 | 0487d6a8 | j_mayer | |
3110 | 1c97856d | aurel32 | /* Single-precision floating-point conversions */
|
3111 | 636aa200 | Blue Swirl | static inline uint32_t efscfsi(uint32_t val) |
3112 | 0487d6a8 | j_mayer | { |
3113 | 0ca9d380 | aurel32 | CPU_FloatU u; |
3114 | 0487d6a8 | j_mayer | |
3115 | fbd265b6 | aurel32 | u.f = int32_to_float32(val, &env->vec_status); |
3116 | 0487d6a8 | j_mayer | |
3117 | 0ca9d380 | aurel32 | return u.l;
|
3118 | 0487d6a8 | j_mayer | } |
3119 | 0487d6a8 | j_mayer | |
3120 | 636aa200 | Blue Swirl | static inline uint32_t efscfui(uint32_t val) |
3121 | 0487d6a8 | j_mayer | { |
3122 | 0ca9d380 | aurel32 | CPU_FloatU u; |
3123 | 0487d6a8 | j_mayer | |
3124 | fbd265b6 | aurel32 | u.f = uint32_to_float32(val, &env->vec_status); |
3125 | 0487d6a8 | j_mayer | |
3126 | 0ca9d380 | aurel32 | return u.l;
|
3127 | 0487d6a8 | j_mayer | } |
3128 | 0487d6a8 | j_mayer | |
3129 | 636aa200 | Blue Swirl | static inline int32_t efsctsi(uint32_t val) |
3130 | 0487d6a8 | j_mayer | { |
3131 | 0ca9d380 | aurel32 | CPU_FloatU u; |
3132 | 0487d6a8 | j_mayer | |
3133 | 0ca9d380 | aurel32 | u.l = val; |
3134 | 0487d6a8 | j_mayer | /* NaN are not treated the same way IEEE 754 does */
|
3135 | a44d2ce1 | aurel32 | if (unlikely(float32_is_nan(u.f)))
|
3136 | 0487d6a8 | j_mayer | return 0; |
3137 | 0487d6a8 | j_mayer | |
3138 | fbd265b6 | aurel32 | return float32_to_int32(u.f, &env->vec_status);
|
3139 | 0487d6a8 | j_mayer | } |
3140 | 0487d6a8 | j_mayer | |
3141 | 636aa200 | Blue Swirl | static inline uint32_t efsctui(uint32_t val) |
3142 | 0487d6a8 | j_mayer | { |
3143 | 0ca9d380 | aurel32 | CPU_FloatU u; |
3144 | 0487d6a8 | j_mayer | |
3145 | 0ca9d380 | aurel32 | u.l = val; |
3146 | 0487d6a8 | j_mayer | /* NaN are not treated the same way IEEE 754 does */
|
3147 | a44d2ce1 | aurel32 | if (unlikely(float32_is_nan(u.f)))
|
3148 | 0487d6a8 | j_mayer | return 0; |
3149 | 0487d6a8 | j_mayer | |
3150 | fbd265b6 | aurel32 | return float32_to_uint32(u.f, &env->vec_status);
|
3151 | 0487d6a8 | j_mayer | } |
3152 | 0487d6a8 | j_mayer | |
3153 | 636aa200 | Blue Swirl | static inline uint32_t efsctsiz(uint32_t val) |
3154 | 0487d6a8 | j_mayer | { |
3155 | 0ca9d380 | aurel32 | CPU_FloatU u; |
3156 | 0487d6a8 | j_mayer | |
3157 | 0ca9d380 | aurel32 | u.l = val; |
3158 | 0487d6a8 | j_mayer | /* NaN are not treated the same way IEEE 754 does */
|
3159 | a44d2ce1 | aurel32 | if (unlikely(float32_is_nan(u.f)))
|
3160 | 0487d6a8 | j_mayer | return 0; |
3161 | 0487d6a8 | j_mayer | |
3162 | fbd265b6 | aurel32 | return float32_to_int32_round_to_zero(u.f, &env->vec_status);
|
3163 | 0487d6a8 | j_mayer | } |
3164 | 0487d6a8 | j_mayer | |
3165 | 636aa200 | Blue Swirl | static inline uint32_t efsctuiz(uint32_t val) |
3166 | 0487d6a8 | j_mayer | { |
3167 | 0ca9d380 | aurel32 | CPU_FloatU u; |
3168 | 0487d6a8 | j_mayer | |
3169 | 0ca9d380 | aurel32 | u.l = val; |
3170 | 0487d6a8 | j_mayer | /* NaN are not treated the same way IEEE 754 does */
|
3171 | a44d2ce1 | aurel32 | if (unlikely(float32_is_nan(u.f)))
|
3172 | 0487d6a8 | j_mayer | return 0; |
3173 | 0487d6a8 | j_mayer | |
3174 | fbd265b6 | aurel32 | return float32_to_uint32_round_to_zero(u.f, &env->vec_status);
|
3175 | 0487d6a8 | j_mayer | } |
3176 | 0487d6a8 | j_mayer | |
3177 | 636aa200 | Blue Swirl | static inline uint32_t efscfsf(uint32_t val) |
3178 | 0487d6a8 | j_mayer | { |
3179 | 0ca9d380 | aurel32 | CPU_FloatU u; |
3180 | 0487d6a8 | j_mayer | float32 tmp; |
3181 | 0487d6a8 | j_mayer | |
3182 | fbd265b6 | aurel32 | u.f = int32_to_float32(val, &env->vec_status); |
3183 | fbd265b6 | aurel32 | tmp = int64_to_float32(1ULL << 32, &env->vec_status); |
3184 | fbd265b6 | aurel32 | u.f = float32_div(u.f, tmp, &env->vec_status); |
3185 | 0487d6a8 | j_mayer | |
3186 | 0ca9d380 | aurel32 | return u.l;
|
3187 | 0487d6a8 | j_mayer | } |
3188 | 0487d6a8 | j_mayer | |
3189 | 636aa200 | Blue Swirl | static inline uint32_t efscfuf(uint32_t val) |
3190 | 0487d6a8 | j_mayer | { |
3191 | 0ca9d380 | aurel32 | CPU_FloatU u; |
3192 | 0487d6a8 | j_mayer | float32 tmp; |
3193 | 0487d6a8 | j_mayer | |
3194 | fbd265b6 | aurel32 | u.f = uint32_to_float32(val, &env->vec_status); |
3195 | fbd265b6 | aurel32 | tmp = uint64_to_float32(1ULL << 32, &env->vec_status); |
3196 | fbd265b6 | aurel32 | u.f = float32_div(u.f, tmp, &env->vec_status); |
3197 | 0487d6a8 | j_mayer | |
3198 | 0ca9d380 | aurel32 | return u.l;
|
3199 | 0487d6a8 | j_mayer | } |
3200 | 0487d6a8 | j_mayer | |
3201 | 636aa200 | Blue Swirl | static inline uint32_t efsctsf(uint32_t val) |
3202 | 0487d6a8 | j_mayer | { |
3203 | 0ca9d380 | aurel32 | CPU_FloatU u; |
3204 | 0487d6a8 | j_mayer | float32 tmp; |
3205 | 0487d6a8 | j_mayer | |
3206 | 0ca9d380 | aurel32 | u.l = val; |
3207 | 0487d6a8 | j_mayer | /* NaN are not treated the same way IEEE 754 does */
|
3208 | a44d2ce1 | aurel32 | if (unlikely(float32_is_nan(u.f)))
|
3209 | 0487d6a8 | j_mayer | return 0; |
3210 | fbd265b6 | aurel32 | tmp = uint64_to_float32(1ULL << 32, &env->vec_status); |
3211 | fbd265b6 | aurel32 | u.f = float32_mul(u.f, tmp, &env->vec_status); |
3212 | 0487d6a8 | j_mayer | |
3213 | fbd265b6 | aurel32 | return float32_to_int32(u.f, &env->vec_status);
|
3214 | 0487d6a8 | j_mayer | } |
3215 | 0487d6a8 | j_mayer | |
3216 | 636aa200 | Blue Swirl | static inline uint32_t efsctuf(uint32_t val) |
3217 | 0487d6a8 | j_mayer | { |
3218 | 0ca9d380 | aurel32 | CPU_FloatU u; |
3219 | 0487d6a8 | j_mayer | float32 tmp; |
3220 | 0487d6a8 | j_mayer | |
3221 | 0ca9d380 | aurel32 | u.l = val; |
3222 | 0487d6a8 | j_mayer | /* NaN are not treated the same way IEEE 754 does */
|
3223 | a44d2ce1 | aurel32 | if (unlikely(float32_is_nan(u.f)))
|
3224 | 0487d6a8 | j_mayer | return 0; |
3225 | fbd265b6 | aurel32 | tmp = uint64_to_float32(1ULL << 32, &env->vec_status); |
3226 | fbd265b6 | aurel32 | u.f = float32_mul(u.f, tmp, &env->vec_status); |
3227 | 0487d6a8 | j_mayer | |
3228 | fbd265b6 | aurel32 | return float32_to_uint32(u.f, &env->vec_status);
|
3229 | 0487d6a8 | j_mayer | } |
3230 | 0487d6a8 | j_mayer | |
3231 | 1c97856d | aurel32 | #define HELPER_SPE_SINGLE_CONV(name) \
|
3232 | 1c97856d | aurel32 | uint32_t helper_e##name (uint32_t val) \ |
3233 | 1c97856d | aurel32 | { \ |
3234 | 1c97856d | aurel32 | return e##name(val); \ |
3235 | 1c97856d | aurel32 | } |
3236 | 1c97856d | aurel32 | /* efscfsi */
|
3237 | 1c97856d | aurel32 | HELPER_SPE_SINGLE_CONV(fscfsi); |
3238 | 1c97856d | aurel32 | /* efscfui */
|
3239 | 1c97856d | aurel32 | HELPER_SPE_SINGLE_CONV(fscfui); |
3240 | 1c97856d | aurel32 | /* efscfuf */
|
3241 | 1c97856d | aurel32 | HELPER_SPE_SINGLE_CONV(fscfuf); |
3242 | 1c97856d | aurel32 | /* efscfsf */
|
3243 | 1c97856d | aurel32 | HELPER_SPE_SINGLE_CONV(fscfsf); |
3244 | 1c97856d | aurel32 | /* efsctsi */
|
3245 | 1c97856d | aurel32 | HELPER_SPE_SINGLE_CONV(fsctsi); |
3246 | 1c97856d | aurel32 | /* efsctui */
|
3247 | 1c97856d | aurel32 | HELPER_SPE_SINGLE_CONV(fsctui); |
3248 | 1c97856d | aurel32 | /* efsctsiz */
|
3249 | 1c97856d | aurel32 | HELPER_SPE_SINGLE_CONV(fsctsiz); |
3250 | 1c97856d | aurel32 | /* efsctuiz */
|
3251 | 1c97856d | aurel32 | HELPER_SPE_SINGLE_CONV(fsctuiz); |
3252 | 1c97856d | aurel32 | /* efsctsf */
|
3253 | 1c97856d | aurel32 | HELPER_SPE_SINGLE_CONV(fsctsf); |
3254 | 1c97856d | aurel32 | /* efsctuf */
|
3255 | 1c97856d | aurel32 | HELPER_SPE_SINGLE_CONV(fsctuf); |
3256 | 1c97856d | aurel32 | |
3257 | 1c97856d | aurel32 | #define HELPER_SPE_VECTOR_CONV(name) \
|
3258 | 1c97856d | aurel32 | uint64_t helper_ev##name (uint64_t val) \ |
3259 | 1c97856d | aurel32 | { \ |
3260 | 1c97856d | aurel32 | return ((uint64_t)e##name(val >> 32) << 32) | \ |
3261 | 1c97856d | aurel32 | (uint64_t)e##name(val); \ |
3262 | 0487d6a8 | j_mayer | } |
3263 | 1c97856d | aurel32 | /* evfscfsi */
|
3264 | 1c97856d | aurel32 | HELPER_SPE_VECTOR_CONV(fscfsi); |
3265 | 1c97856d | aurel32 | /* evfscfui */
|
3266 | 1c97856d | aurel32 | HELPER_SPE_VECTOR_CONV(fscfui); |
3267 | 1c97856d | aurel32 | /* evfscfuf */
|
3268 | 1c97856d | aurel32 | HELPER_SPE_VECTOR_CONV(fscfuf); |
3269 | 1c97856d | aurel32 | /* evfscfsf */
|
3270 | 1c97856d | aurel32 | HELPER_SPE_VECTOR_CONV(fscfsf); |
3271 | 1c97856d | aurel32 | /* evfsctsi */
|
3272 | 1c97856d | aurel32 | HELPER_SPE_VECTOR_CONV(fsctsi); |
3273 | 1c97856d | aurel32 | /* evfsctui */
|
3274 | 1c97856d | aurel32 | HELPER_SPE_VECTOR_CONV(fsctui); |
3275 | 1c97856d | aurel32 | /* evfsctsiz */
|
3276 | 1c97856d | aurel32 | HELPER_SPE_VECTOR_CONV(fsctsiz); |
3277 | 1c97856d | aurel32 | /* evfsctuiz */
|
3278 | 1c97856d | aurel32 | HELPER_SPE_VECTOR_CONV(fsctuiz); |
3279 | 1c97856d | aurel32 | /* evfsctsf */
|
3280 | 1c97856d | aurel32 | HELPER_SPE_VECTOR_CONV(fsctsf); |
3281 | 1c97856d | aurel32 | /* evfsctuf */
|
3282 | 1c97856d | aurel32 | HELPER_SPE_VECTOR_CONV(fsctuf); |
3283 | 0487d6a8 | j_mayer | |
3284 | 1c97856d | aurel32 | /* Single-precision floating-point arithmetic */
|
3285 | 636aa200 | Blue Swirl | static inline uint32_t efsadd(uint32_t op1, uint32_t op2) |
3286 | 0487d6a8 | j_mayer | { |
3287 | 1c97856d | aurel32 | CPU_FloatU u1, u2; |
3288 | 1c97856d | aurel32 | u1.l = op1; |
3289 | 1c97856d | aurel32 | u2.l = op2; |
3290 | fbd265b6 | aurel32 | u1.f = float32_add(u1.f, u2.f, &env->vec_status); |
3291 | 1c97856d | aurel32 | return u1.l;
|
3292 | 0487d6a8 | j_mayer | } |
3293 | 0487d6a8 | j_mayer | |
3294 | 636aa200 | Blue Swirl | static inline uint32_t efssub(uint32_t op1, uint32_t op2) |
3295 | 0487d6a8 | j_mayer | { |
3296 | 1c97856d | aurel32 | CPU_FloatU u1, u2; |
3297 | 1c97856d | aurel32 | u1.l = op1; |
3298 | 1c97856d | aurel32 | u2.l = op2; |
3299 | fbd265b6 | aurel32 | u1.f = float32_sub(u1.f, u2.f, &env->vec_status); |
3300 | 1c97856d | aurel32 | return u1.l;
|
3301 | 0487d6a8 | j_mayer | } |
3302 | 0487d6a8 | j_mayer | |
3303 | 636aa200 | Blue Swirl | static inline uint32_t efsmul(uint32_t op1, uint32_t op2) |
3304 | 0487d6a8 | j_mayer | { |
3305 | 1c97856d | aurel32 | CPU_FloatU u1, u2; |
3306 | 1c97856d | aurel32 | u1.l = op1; |
3307 | 1c97856d | aurel32 | u2.l = op2; |
3308 | fbd265b6 | aurel32 | u1.f = float32_mul(u1.f, u2.f, &env->vec_status); |
3309 | 1c97856d | aurel32 | return u1.l;
|
3310 | 0487d6a8 | j_mayer | } |
3311 | 0487d6a8 | j_mayer | |
3312 | 636aa200 | Blue Swirl | static inline uint32_t efsdiv(uint32_t op1, uint32_t op2) |
3313 | 0487d6a8 | j_mayer | { |
3314 | 1c97856d | aurel32 | CPU_FloatU u1, u2; |
3315 | 1c97856d | aurel32 | u1.l = op1; |
3316 | 1c97856d | aurel32 | u2.l = op2; |
3317 | fbd265b6 | aurel32 | u1.f = float32_div(u1.f, u2.f, &env->vec_status); |
3318 | 1c97856d | aurel32 | return u1.l;
|
3319 | 0487d6a8 | j_mayer | } |
3320 | 0487d6a8 | j_mayer | |
3321 | 1c97856d | aurel32 | #define HELPER_SPE_SINGLE_ARITH(name) \
|
3322 | 1c97856d | aurel32 | uint32_t helper_e##name (uint32_t op1, uint32_t op2) \ |
3323 | 1c97856d | aurel32 | { \ |
3324 | 1c97856d | aurel32 | return e##name(op1, op2); \ |
3325 | 1c97856d | aurel32 | } |
3326 | 1c97856d | aurel32 | /* efsadd */
|
3327 | 1c97856d | aurel32 | HELPER_SPE_SINGLE_ARITH(fsadd); |
3328 | 1c97856d | aurel32 | /* efssub */
|
3329 | 1c97856d | aurel32 | HELPER_SPE_SINGLE_ARITH(fssub); |
3330 | 1c97856d | aurel32 | /* efsmul */
|
3331 | 1c97856d | aurel32 | HELPER_SPE_SINGLE_ARITH(fsmul); |
3332 | 1c97856d | aurel32 | /* efsdiv */
|
3333 | 1c97856d | aurel32 | HELPER_SPE_SINGLE_ARITH(fsdiv); |
3334 | 1c97856d | aurel32 | |
3335 | 1c97856d | aurel32 | #define HELPER_SPE_VECTOR_ARITH(name) \
|
3336 | 1c97856d | aurel32 | uint64_t helper_ev##name (uint64_t op1, uint64_t op2) \ |
3337 | 1c97856d | aurel32 | { \ |
3338 | 1c97856d | aurel32 | return ((uint64_t)e##name(op1 >> 32, op2 >> 32) << 32) | \ |
3339 | 1c97856d | aurel32 | (uint64_t)e##name(op1, op2); \ |
3340 | 1c97856d | aurel32 | } |
3341 | 1c97856d | aurel32 | /* evfsadd */
|
3342 | 1c97856d | aurel32 | HELPER_SPE_VECTOR_ARITH(fsadd); |
3343 | 1c97856d | aurel32 | /* evfssub */
|
3344 | 1c97856d | aurel32 | HELPER_SPE_VECTOR_ARITH(fssub); |
3345 | 1c97856d | aurel32 | /* evfsmul */
|
3346 | 1c97856d | aurel32 | HELPER_SPE_VECTOR_ARITH(fsmul); |
3347 | 1c97856d | aurel32 | /* evfsdiv */
|
3348 | 1c97856d | aurel32 | HELPER_SPE_VECTOR_ARITH(fsdiv); |
3349 | 1c97856d | aurel32 | |
3350 | 1c97856d | aurel32 | /* Single-precision floating-point comparisons */
|
3351 | 636aa200 | Blue Swirl | static inline uint32_t efststlt(uint32_t op1, uint32_t op2) |
3352 | 0487d6a8 | j_mayer | { |
3353 | 1c97856d | aurel32 | CPU_FloatU u1, u2; |
3354 | 1c97856d | aurel32 | u1.l = op1; |
3355 | 1c97856d | aurel32 | u2.l = op2; |
3356 | fbd265b6 | aurel32 | return float32_lt(u1.f, u2.f, &env->vec_status) ? 4 : 0; |
3357 | 0487d6a8 | j_mayer | } |
3358 | 0487d6a8 | j_mayer | |
3359 | 636aa200 | Blue Swirl | static inline uint32_t efststgt(uint32_t op1, uint32_t op2) |
3360 | 0487d6a8 | j_mayer | { |
3361 | 1c97856d | aurel32 | CPU_FloatU u1, u2; |
3362 | 1c97856d | aurel32 | u1.l = op1; |
3363 | 1c97856d | aurel32 | u2.l = op2; |
3364 | fbd265b6 | aurel32 | return float32_le(u1.f, u2.f, &env->vec_status) ? 0 : 4; |
3365 | 0487d6a8 | j_mayer | } |
3366 | 0487d6a8 | j_mayer | |
3367 | 636aa200 | Blue Swirl | static inline uint32_t efststeq(uint32_t op1, uint32_t op2) |
3368 | 0487d6a8 | j_mayer | { |
3369 | 1c97856d | aurel32 | CPU_FloatU u1, u2; |
3370 | 1c97856d | aurel32 | u1.l = op1; |
3371 | 1c97856d | aurel32 | u2.l = op2; |
3372 | fbd265b6 | aurel32 | return float32_eq(u1.f, u2.f, &env->vec_status) ? 4 : 0; |
3373 | 0487d6a8 | j_mayer | } |
3374 | 0487d6a8 | j_mayer | |
3375 | 636aa200 | Blue Swirl | static inline uint32_t efscmplt(uint32_t op1, uint32_t op2) |
3376 | 0487d6a8 | j_mayer | { |
3377 | 0487d6a8 | j_mayer | /* XXX: TODO: test special values (NaN, infinites, ...) */
|
3378 | 1c97856d | aurel32 | return efststlt(op1, op2);
|
3379 | 0487d6a8 | j_mayer | } |
3380 | 0487d6a8 | j_mayer | |
3381 | 636aa200 | Blue Swirl | static inline uint32_t efscmpgt(uint32_t op1, uint32_t op2) |
3382 | 0487d6a8 | j_mayer | { |
3383 | 0487d6a8 | j_mayer | /* XXX: TODO: test special values (NaN, infinites, ...) */
|
3384 | 1c97856d | aurel32 | return efststgt(op1, op2);
|
3385 | 0487d6a8 | j_mayer | } |
3386 | 0487d6a8 | j_mayer | |
3387 | 636aa200 | Blue Swirl | static inline uint32_t efscmpeq(uint32_t op1, uint32_t op2) |
3388 | 0487d6a8 | j_mayer | { |
3389 | 0487d6a8 | j_mayer | /* XXX: TODO: test special values (NaN, infinites, ...) */
|
3390 | 1c97856d | aurel32 | return efststeq(op1, op2);
|
3391 | 0487d6a8 | j_mayer | } |
3392 | 0487d6a8 | j_mayer | |
3393 | 1c97856d | aurel32 | #define HELPER_SINGLE_SPE_CMP(name) \
|
3394 | 1c97856d | aurel32 | uint32_t helper_e##name (uint32_t op1, uint32_t op2) \ |
3395 | 1c97856d | aurel32 | { \ |
3396 | 1c97856d | aurel32 | return e##name(op1, op2) << 2; \ |
3397 | 1c97856d | aurel32 | } |
3398 | 1c97856d | aurel32 | /* efststlt */
|
3399 | 1c97856d | aurel32 | HELPER_SINGLE_SPE_CMP(fststlt); |
3400 | 1c97856d | aurel32 | /* efststgt */
|
3401 | 1c97856d | aurel32 | HELPER_SINGLE_SPE_CMP(fststgt); |
3402 | 1c97856d | aurel32 | /* efststeq */
|
3403 | 1c97856d | aurel32 | HELPER_SINGLE_SPE_CMP(fststeq); |
3404 | 1c97856d | aurel32 | /* efscmplt */
|
3405 | 1c97856d | aurel32 | HELPER_SINGLE_SPE_CMP(fscmplt); |
3406 | 1c97856d | aurel32 | /* efscmpgt */
|
3407 | 1c97856d | aurel32 | HELPER_SINGLE_SPE_CMP(fscmpgt); |
3408 | 1c97856d | aurel32 | /* efscmpeq */
|
3409 | 1c97856d | aurel32 | HELPER_SINGLE_SPE_CMP(fscmpeq); |
3410 | 1c97856d | aurel32 | |
3411 | 636aa200 | Blue Swirl | static inline uint32_t evcmp_merge(int t0, int t1) |
3412 | 0487d6a8 | j_mayer | { |
3413 | 1c97856d | aurel32 | return (t0 << 3) | (t1 << 2) | ((t0 | t1) << 1) | (t0 & t1); |
3414 | 0487d6a8 | j_mayer | } |
3415 | 0487d6a8 | j_mayer | |
3416 | 1c97856d | aurel32 | #define HELPER_VECTOR_SPE_CMP(name) \
|
3417 | 1c97856d | aurel32 | uint32_t helper_ev##name (uint64_t op1, uint64_t op2) \ |
3418 | 1c97856d | aurel32 | { \ |
3419 | 1c97856d | aurel32 | return evcmp_merge(e##name(op1 >> 32, op2 >> 32), e##name(op1, op2)); \ |
3420 | 0487d6a8 | j_mayer | } |
3421 | 1c97856d | aurel32 | /* evfststlt */
|
3422 | 1c97856d | aurel32 | HELPER_VECTOR_SPE_CMP(fststlt); |
3423 | 1c97856d | aurel32 | /* evfststgt */
|
3424 | 1c97856d | aurel32 | HELPER_VECTOR_SPE_CMP(fststgt); |
3425 | 1c97856d | aurel32 | /* evfststeq */
|
3426 | 1c97856d | aurel32 | HELPER_VECTOR_SPE_CMP(fststeq); |
3427 | 1c97856d | aurel32 | /* evfscmplt */
|
3428 | 1c97856d | aurel32 | HELPER_VECTOR_SPE_CMP(fscmplt); |
3429 | 1c97856d | aurel32 | /* evfscmpgt */
|
3430 | 1c97856d | aurel32 | HELPER_VECTOR_SPE_CMP(fscmpgt); |
3431 | 1c97856d | aurel32 | /* evfscmpeq */
|
3432 | 1c97856d | aurel32 | HELPER_VECTOR_SPE_CMP(fscmpeq); |
3433 | 0487d6a8 | j_mayer | |
3434 | 1c97856d | aurel32 | /* Double-precision floating-point conversion */
|
3435 | 1c97856d | aurel32 | uint64_t helper_efdcfsi (uint32_t val) |
3436 | 0487d6a8 | j_mayer | { |
3437 | 1c97856d | aurel32 | CPU_DoubleU u; |
3438 | 1c97856d | aurel32 | |
3439 | fbd265b6 | aurel32 | u.d = int32_to_float64(val, &env->vec_status); |
3440 | 1c97856d | aurel32 | |
3441 | 1c97856d | aurel32 | return u.ll;
|
3442 | 0487d6a8 | j_mayer | } |
3443 | 0487d6a8 | j_mayer | |
3444 | 1c97856d | aurel32 | uint64_t helper_efdcfsid (uint64_t val) |
3445 | 0487d6a8 | j_mayer | { |
3446 | 0ca9d380 | aurel32 | CPU_DoubleU u; |
3447 | 0487d6a8 | j_mayer | |
3448 | fbd265b6 | aurel32 | u.d = int64_to_float64(val, &env->vec_status); |
3449 | 0487d6a8 | j_mayer | |
3450 | 0ca9d380 | aurel32 | return u.ll;
|
3451 | 0487d6a8 | j_mayer | } |
3452 | 0487d6a8 | j_mayer | |
3453 | 1c97856d | aurel32 | uint64_t helper_efdcfui (uint32_t val) |
3454 | 1c97856d | aurel32 | { |
3455 | 1c97856d | aurel32 | CPU_DoubleU u; |
3456 | 1c97856d | aurel32 | |
3457 | fbd265b6 | aurel32 | u.d = uint32_to_float64(val, &env->vec_status); |
3458 | 1c97856d | aurel32 | |
3459 | 1c97856d | aurel32 | return u.ll;
|
3460 | 1c97856d | aurel32 | } |
3461 | 1c97856d | aurel32 | |
3462 | 1c97856d | aurel32 | uint64_t helper_efdcfuid (uint64_t val) |
3463 | 0487d6a8 | j_mayer | { |
3464 | 0ca9d380 | aurel32 | CPU_DoubleU u; |
3465 | 0487d6a8 | j_mayer | |
3466 | fbd265b6 | aurel32 | u.d = uint64_to_float64(val, &env->vec_status); |
3467 | 0487d6a8 | j_mayer | |
3468 | 0ca9d380 | aurel32 | return u.ll;
|
3469 | 0487d6a8 | j_mayer | } |
3470 | 0487d6a8 | j_mayer | |
3471 | 1c97856d | aurel32 | uint32_t helper_efdctsi (uint64_t val) |
3472 | 0487d6a8 | j_mayer | { |
3473 | 0ca9d380 | aurel32 | CPU_DoubleU u; |
3474 | 0487d6a8 | j_mayer | |
3475 | 0ca9d380 | aurel32 | u.ll = val; |
3476 | 0487d6a8 | j_mayer | /* NaN are not treated the same way IEEE 754 does */
|
3477 | a44d2ce1 | aurel32 | if (unlikely(float64_is_nan(u.d)))
|
3478 | 0487d6a8 | j_mayer | return 0; |
3479 | 0487d6a8 | j_mayer | |
3480 | fbd265b6 | aurel32 | return float64_to_int32(u.d, &env->vec_status);
|
3481 | 0487d6a8 | j_mayer | } |
3482 | 0487d6a8 | j_mayer | |
3483 | 1c97856d | aurel32 | uint32_t helper_efdctui (uint64_t val) |
3484 | 0487d6a8 | j_mayer | { |
3485 | 0ca9d380 | aurel32 | CPU_DoubleU u; |
3486 | 0487d6a8 | j_mayer | |
3487 | 0ca9d380 | aurel32 | u.ll = val; |
3488 | 0487d6a8 | j_mayer | /* NaN are not treated the same way IEEE 754 does */
|
3489 | a44d2ce1 | aurel32 | if (unlikely(float64_is_nan(u.d)))
|
3490 | 0487d6a8 | j_mayer | return 0; |
3491 | 0487d6a8 | j_mayer | |
3492 | fbd265b6 | aurel32 | return float64_to_uint32(u.d, &env->vec_status);
|
3493 | 0487d6a8 | j_mayer | } |
3494 | 0487d6a8 | j_mayer | |
3495 | 1c97856d | aurel32 | uint32_t helper_efdctsiz (uint64_t val) |
3496 | 0487d6a8 | j_mayer | { |
3497 | 0ca9d380 | aurel32 | CPU_DoubleU u; |
3498 | 0487d6a8 | j_mayer | |
3499 | 0ca9d380 | aurel32 | u.ll = val; |
3500 | 0487d6a8 | j_mayer | /* NaN are not treated the same way IEEE 754 does */
|
3501 | a44d2ce1 | aurel32 | if (unlikely(float64_is_nan(u.d)))
|
3502 | 0487d6a8 | j_mayer | return 0; |
3503 | 0487d6a8 | j_mayer | |
3504 | fbd265b6 | aurel32 | return float64_to_int32_round_to_zero(u.d, &env->vec_status);
|
3505 | 0487d6a8 | j_mayer | } |
3506 | 0487d6a8 | j_mayer | |
3507 | 1c97856d | aurel32 | uint64_t helper_efdctsidz (uint64_t val) |
3508 | 0487d6a8 | j_mayer | { |
3509 | 0ca9d380 | aurel32 | CPU_DoubleU u; |
3510 | 0487d6a8 | j_mayer | |
3511 | 0ca9d380 | aurel32 | u.ll = val; |
3512 | 0487d6a8 | j_mayer | /* NaN are not treated the same way IEEE 754 does */
|
3513 | a44d2ce1 | aurel32 | if (unlikely(float64_is_nan(u.d)))
|
3514 | 0487d6a8 | j_mayer | return 0; |
3515 | 0487d6a8 | j_mayer | |
3516 | fbd265b6 | aurel32 | return float64_to_int64_round_to_zero(u.d, &env->vec_status);
|
3517 | 0487d6a8 | j_mayer | } |
3518 | 0487d6a8 | j_mayer | |
3519 | 1c97856d | aurel32 | uint32_t helper_efdctuiz (uint64_t val) |
3520 | 0487d6a8 | j_mayer | { |
3521 | 1c97856d | aurel32 | CPU_DoubleU u; |
3522 | 0487d6a8 | j_mayer | |
3523 | 1c97856d | aurel32 | u.ll = val; |
3524 | 1c97856d | aurel32 | /* NaN are not treated the same way IEEE 754 does */
|
3525 | a44d2ce1 | aurel32 | if (unlikely(float64_is_nan(u.d)))
|
3526 | 1c97856d | aurel32 | return 0; |
3527 | 0487d6a8 | j_mayer | |
3528 | fbd265b6 | aurel32 | return float64_to_uint32_round_to_zero(u.d, &env->vec_status);
|
3529 | 0487d6a8 | j_mayer | } |
3530 | 0487d6a8 | j_mayer | |
3531 | 1c97856d | aurel32 | uint64_t helper_efdctuidz (uint64_t val) |
3532 | 0487d6a8 | j_mayer | { |
3533 | 1c97856d | aurel32 | CPU_DoubleU u; |
3534 | 0487d6a8 | j_mayer | |
3535 | 1c97856d | aurel32 | u.ll = val; |
3536 | 1c97856d | aurel32 | /* NaN are not treated the same way IEEE 754 does */
|
3537 | a44d2ce1 | aurel32 | if (unlikely(float64_is_nan(u.d)))
|
3538 | 1c97856d | aurel32 | return 0; |
3539 | 0487d6a8 | j_mayer | |
3540 | fbd265b6 | aurel32 | return float64_to_uint64_round_to_zero(u.d, &env->vec_status);
|
3541 | 0487d6a8 | j_mayer | } |
3542 | 0487d6a8 | j_mayer | |
3543 | 1c97856d | aurel32 | uint64_t helper_efdcfsf (uint32_t val) |
3544 | 0487d6a8 | j_mayer | { |
3545 | 0ca9d380 | aurel32 | CPU_DoubleU u; |
3546 | 0487d6a8 | j_mayer | float64 tmp; |
3547 | 0487d6a8 | j_mayer | |
3548 | fbd265b6 | aurel32 | u.d = int32_to_float64(val, &env->vec_status); |
3549 | fbd265b6 | aurel32 | tmp = int64_to_float64(1ULL << 32, &env->vec_status); |
3550 | fbd265b6 | aurel32 | u.d = float64_div(u.d, tmp, &env->vec_status); |
3551 | 0487d6a8 | j_mayer | |
3552 | 0ca9d380 | aurel32 | return u.ll;
|
3553 | 0487d6a8 | j_mayer | } |
3554 | 0487d6a8 | j_mayer | |
3555 | 1c97856d | aurel32 | uint64_t helper_efdcfuf (uint32_t val) |
3556 | 0487d6a8 | j_mayer | { |
3557 | 0ca9d380 | aurel32 | CPU_DoubleU u; |
3558 | 0487d6a8 | j_mayer | float64 tmp; |
3559 | 0487d6a8 | j_mayer | |
3560 | fbd265b6 | aurel32 | u.d = uint32_to_float64(val, &env->vec_status); |
3561 | fbd265b6 | aurel32 | tmp = int64_to_float64(1ULL << 32, &env->vec_status); |
3562 | fbd265b6 | aurel32 | u.d = float64_div(u.d, tmp, &env->vec_status); |
3563 | 0487d6a8 | j_mayer | |
3564 | 0ca9d380 | aurel32 | return u.ll;
|
3565 | 0487d6a8 | j_mayer | } |
3566 | 0487d6a8 | j_mayer | |
3567 | 1c97856d | aurel32 | uint32_t helper_efdctsf (uint64_t val) |
3568 | 0487d6a8 | j_mayer | { |
3569 | 0ca9d380 | aurel32 | CPU_DoubleU u; |
3570 | 0487d6a8 | j_mayer | float64 tmp; |
3571 | 0487d6a8 | j_mayer | |
3572 | 0ca9d380 | aurel32 | u.ll = val; |
3573 | 0487d6a8 | j_mayer | /* NaN are not treated the same way IEEE 754 does */
|
3574 | a44d2ce1 | aurel32 | if (unlikely(float64_is_nan(u.d)))
|
3575 | 0487d6a8 | j_mayer | return 0; |
3576 | fbd265b6 | aurel32 | tmp = uint64_to_float64(1ULL << 32, &env->vec_status); |
3577 | fbd265b6 | aurel32 | u.d = float64_mul(u.d, tmp, &env->vec_status); |
3578 | 0487d6a8 | j_mayer | |
3579 | fbd265b6 | aurel32 | return float64_to_int32(u.d, &env->vec_status);
|
3580 | 0487d6a8 | j_mayer | } |
3581 | 0487d6a8 | j_mayer | |
3582 | 1c97856d | aurel32 | uint32_t helper_efdctuf (uint64_t val) |
3583 | 0487d6a8 | j_mayer | { |
3584 | 0ca9d380 | aurel32 | CPU_DoubleU u; |
3585 | 0487d6a8 | j_mayer | float64 tmp; |
3586 | 0487d6a8 | j_mayer | |
3587 | 0ca9d380 | aurel32 | u.ll = val; |
3588 | 0487d6a8 | j_mayer | /* NaN are not treated the same way IEEE 754 does */
|
3589 | a44d2ce1 | aurel32 | if (unlikely(float64_is_nan(u.d)))
|
3590 | 0487d6a8 | j_mayer | return 0; |
3591 | fbd265b6 | aurel32 | tmp = uint64_to_float64(1ULL << 32, &env->vec_status); |
3592 | fbd265b6 | aurel32 | u.d = float64_mul(u.d, tmp, &env->vec_status); |
3593 | 0487d6a8 | j_mayer | |
3594 | fbd265b6 | aurel32 | return float64_to_uint32(u.d, &env->vec_status);
|
3595 | 0487d6a8 | j_mayer | } |
3596 | 0487d6a8 | j_mayer | |
3597 | 1c97856d | aurel32 | uint32_t helper_efscfd (uint64_t val) |
3598 | 0487d6a8 | j_mayer | { |
3599 | 0ca9d380 | aurel32 | CPU_DoubleU u1; |
3600 | 0ca9d380 | aurel32 | CPU_FloatU u2; |
3601 | 0487d6a8 | j_mayer | |
3602 | 0ca9d380 | aurel32 | u1.ll = val; |
3603 | fbd265b6 | aurel32 | u2.f = float64_to_float32(u1.d, &env->vec_status); |
3604 | 0487d6a8 | j_mayer | |
3605 | 0ca9d380 | aurel32 | return u2.l;
|
3606 | 0487d6a8 | j_mayer | } |
3607 | 0487d6a8 | j_mayer | |
3608 | 1c97856d | aurel32 | uint64_t helper_efdcfs (uint32_t val) |
3609 | 0487d6a8 | j_mayer | { |
3610 | 0ca9d380 | aurel32 | CPU_DoubleU u2; |
3611 | 0ca9d380 | aurel32 | CPU_FloatU u1; |
3612 | 0487d6a8 | j_mayer | |
3613 | 0ca9d380 | aurel32 | u1.l = val; |
3614 | fbd265b6 | aurel32 | u2.d = float32_to_float64(u1.f, &env->vec_status); |
3615 | 0487d6a8 | j_mayer | |
3616 | 0ca9d380 | aurel32 | return u2.ll;
|
3617 | 0487d6a8 | j_mayer | } |
3618 | 0487d6a8 | j_mayer | |
3619 | 1c97856d | aurel32 | /* Double precision fixed-point arithmetic */
|
3620 | 1c97856d | aurel32 | uint64_t helper_efdadd (uint64_t op1, uint64_t op2) |
3621 | 0487d6a8 | j_mayer | { |
3622 | 1c97856d | aurel32 | CPU_DoubleU u1, u2; |
3623 | 1c97856d | aurel32 | u1.ll = op1; |
3624 | 1c97856d | aurel32 | u2.ll = op2; |
3625 | fbd265b6 | aurel32 | u1.d = float64_add(u1.d, u2.d, &env->vec_status); |
3626 | 1c97856d | aurel32 | return u1.ll;
|
3627 | 0487d6a8 | j_mayer | } |
3628 | 0487d6a8 | j_mayer | |
3629 | 1c97856d | aurel32 | uint64_t helper_efdsub (uint64_t op1, uint64_t op2) |
3630 | 0487d6a8 | j_mayer | { |
3631 | 1c97856d | aurel32 | CPU_DoubleU u1, u2; |
3632 | 1c97856d | aurel32 | u1.ll = op1; |
3633 | 1c97856d | aurel32 | u2.ll = op2; |
3634 | fbd265b6 | aurel32 | u1.d = float64_sub(u1.d, u2.d, &env->vec_status); |
3635 | 1c97856d | aurel32 | return u1.ll;
|
3636 | 0487d6a8 | j_mayer | } |
3637 | 0487d6a8 | j_mayer | |
3638 | 1c97856d | aurel32 | uint64_t helper_efdmul (uint64_t op1, uint64_t op2) |
3639 | 0487d6a8 | j_mayer | { |
3640 | 1c97856d | aurel32 | CPU_DoubleU u1, u2; |
3641 | 1c97856d | aurel32 | u1.ll = op1; |
3642 | 1c97856d | aurel32 | u2.ll = op2; |
3643 | fbd265b6 | aurel32 | u1.d = float64_mul(u1.d, u2.d, &env->vec_status); |
3644 | 1c97856d | aurel32 | return u1.ll;
|
3645 | 0487d6a8 | j_mayer | } |
3646 | 0487d6a8 | j_mayer | |
3647 | 1c97856d | aurel32 | uint64_t helper_efddiv (uint64_t op1, uint64_t op2) |
3648 | 0487d6a8 | j_mayer | { |
3649 | 1c97856d | aurel32 | CPU_DoubleU u1, u2; |
3650 | 1c97856d | aurel32 | u1.ll = op1; |
3651 | 1c97856d | aurel32 | u2.ll = op2; |
3652 | fbd265b6 | aurel32 | u1.d = float64_div(u1.d, u2.d, &env->vec_status); |
3653 | 1c97856d | aurel32 | return u1.ll;
|
3654 | 0487d6a8 | j_mayer | } |
3655 | 0487d6a8 | j_mayer | |
3656 | 1c97856d | aurel32 | /* Double precision floating point helpers */
|
3657 | 1c97856d | aurel32 | uint32_t helper_efdtstlt (uint64_t op1, uint64_t op2) |
3658 | 0487d6a8 | j_mayer | { |
3659 | 1c97856d | aurel32 | CPU_DoubleU u1, u2; |
3660 | 1c97856d | aurel32 | u1.ll = op1; |
3661 | 1c97856d | aurel32 | u2.ll = op2; |
3662 | fbd265b6 | aurel32 | return float64_lt(u1.d, u2.d, &env->vec_status) ? 4 : 0; |
3663 | 0487d6a8 | j_mayer | } |
3664 | 0487d6a8 | j_mayer | |
3665 | 1c97856d | aurel32 | uint32_t helper_efdtstgt (uint64_t op1, uint64_t op2) |
3666 | 0487d6a8 | j_mayer | { |
3667 | 1c97856d | aurel32 | CPU_DoubleU u1, u2; |
3668 | 1c97856d | aurel32 | u1.ll = op1; |
3669 | 1c97856d | aurel32 | u2.ll = op2; |
3670 | fbd265b6 | aurel32 | return float64_le(u1.d, u2.d, &env->vec_status) ? 0 : 4; |
3671 | 0487d6a8 | j_mayer | } |
3672 | 0487d6a8 | j_mayer | |
3673 | 1c97856d | aurel32 | uint32_t helper_efdtsteq (uint64_t op1, uint64_t op2) |
3674 | 0487d6a8 | j_mayer | { |
3675 | 1c97856d | aurel32 | CPU_DoubleU u1, u2; |
3676 | 1c97856d | aurel32 | u1.ll = op1; |
3677 | 1c97856d | aurel32 | u2.ll = op2; |
3678 | fbd265b6 | aurel32 | return float64_eq(u1.d, u2.d, &env->vec_status) ? 4 : 0; |
3679 | 0487d6a8 | j_mayer | } |
3680 | 0487d6a8 | j_mayer | |
3681 | 1c97856d | aurel32 | uint32_t helper_efdcmplt (uint64_t op1, uint64_t op2) |
3682 | 0487d6a8 | j_mayer | { |
3683 | 1c97856d | aurel32 | /* XXX: TODO: test special values (NaN, infinites, ...) */
|
3684 | 1c97856d | aurel32 | return helper_efdtstlt(op1, op2);
|
3685 | 0487d6a8 | j_mayer | } |
3686 | 0487d6a8 | j_mayer | |
3687 | 1c97856d | aurel32 | uint32_t helper_efdcmpgt (uint64_t op1, uint64_t op2) |
3688 | 1c97856d | aurel32 | { |
3689 | 1c97856d | aurel32 | /* XXX: TODO: test special values (NaN, infinites, ...) */
|
3690 | 1c97856d | aurel32 | return helper_efdtstgt(op1, op2);
|
3691 | 1c97856d | aurel32 | } |
3692 | 0487d6a8 | j_mayer | |
3693 | 1c97856d | aurel32 | uint32_t helper_efdcmpeq (uint64_t op1, uint64_t op2) |
3694 | 1c97856d | aurel32 | { |
3695 | 1c97856d | aurel32 | /* XXX: TODO: test special values (NaN, infinites, ...) */
|
3696 | 1c97856d | aurel32 | return helper_efdtsteq(op1, op2);
|
3697 | 1c97856d | aurel32 | } |
3698 | 0487d6a8 | j_mayer | |
3699 | fdabc366 | bellard | /*****************************************************************************/
|
3700 | fdabc366 | bellard | /* Softmmu support */
|
3701 | fdabc366 | bellard | #if !defined (CONFIG_USER_ONLY)
|
3702 | fdabc366 | bellard | |
3703 | fdabc366 | bellard | #define MMUSUFFIX _mmu
|
3704 | fdabc366 | bellard | |
3705 | fdabc366 | bellard | #define SHIFT 0 |
3706 | fdabc366 | bellard | #include "softmmu_template.h" |
3707 | fdabc366 | bellard | |
3708 | fdabc366 | bellard | #define SHIFT 1 |
3709 | fdabc366 | bellard | #include "softmmu_template.h" |
3710 | fdabc366 | bellard | |
3711 | fdabc366 | bellard | #define SHIFT 2 |
3712 | fdabc366 | bellard | #include "softmmu_template.h" |
3713 | fdabc366 | bellard | |
3714 | fdabc366 | bellard | #define SHIFT 3 |
3715 | fdabc366 | bellard | #include "softmmu_template.h" |
3716 | fdabc366 | bellard | |
3717 | fdabc366 | bellard | /* try to fill the TLB and return an exception if error. If retaddr is
|
3718 | fdabc366 | bellard | NULL, it means that the function was called in C code (i.e. not
|
3719 | fdabc366 | bellard | from generated code or from helper.c) */
|
3720 | fdabc366 | bellard | /* XXX: fix it to restore all registers */
|
3721 | 6ebbf390 | j_mayer | void tlb_fill (target_ulong addr, int is_write, int mmu_idx, void *retaddr) |
3722 | fdabc366 | bellard | { |
3723 | fdabc366 | bellard | TranslationBlock *tb; |
3724 | fdabc366 | bellard | CPUState *saved_env; |
3725 | 44f8625d | bellard | unsigned long pc; |
3726 | fdabc366 | bellard | int ret;
|
3727 | fdabc366 | bellard | |
3728 | fdabc366 | bellard | /* XXX: hack to restore env in all cases, even if not called from
|
3729 | fdabc366 | bellard | generated code */
|
3730 | fdabc366 | bellard | saved_env = env; |
3731 | fdabc366 | bellard | env = cpu_single_env; |
3732 | 6ebbf390 | j_mayer | ret = cpu_ppc_handle_mmu_fault(env, addr, is_write, mmu_idx, 1);
|
3733 | 76a66253 | j_mayer | if (unlikely(ret != 0)) { |
3734 | fdabc366 | bellard | if (likely(retaddr)) {
|
3735 | fdabc366 | bellard | /* now we have a real cpu fault */
|
3736 | 44f8625d | bellard | pc = (unsigned long)retaddr; |
3737 | fdabc366 | bellard | tb = tb_find_pc(pc); |
3738 | fdabc366 | bellard | if (likely(tb)) {
|
3739 | fdabc366 | bellard | /* the PC is inside the translated code. It means that we have
|
3740 | fdabc366 | bellard | a virtual CPU fault */
|
3741 | fdabc366 | bellard | cpu_restore_state(tb, env, pc, NULL);
|
3742 | 76a66253 | j_mayer | } |
3743 | fdabc366 | bellard | } |
3744 | e06fcd75 | aurel32 | helper_raise_exception_err(env->exception_index, env->error_code); |
3745 | fdabc366 | bellard | } |
3746 | fdabc366 | bellard | env = saved_env; |
3747 | 9a64fbe4 | bellard | } |
3748 | 9a64fbe4 | bellard | |
3749 | 74d37793 | aurel32 | /* Segment registers load and store */
|
3750 | 74d37793 | aurel32 | target_ulong helper_load_sr (target_ulong sr_num) |
3751 | 74d37793 | aurel32 | { |
3752 | f6b868fc | blueswir1 | #if defined(TARGET_PPC64)
|
3753 | f6b868fc | blueswir1 | if (env->mmu_model & POWERPC_MMU_64)
|
3754 | f6b868fc | blueswir1 | return ppc_load_sr(env, sr_num);
|
3755 | f6b868fc | blueswir1 | #endif
|
3756 | 74d37793 | aurel32 | return env->sr[sr_num];
|
3757 | 74d37793 | aurel32 | } |
3758 | 74d37793 | aurel32 | |
3759 | 74d37793 | aurel32 | void helper_store_sr (target_ulong sr_num, target_ulong val)
|
3760 | 74d37793 | aurel32 | { |
3761 | 45d827d2 | aurel32 | ppc_store_sr(env, sr_num, val); |
3762 | 74d37793 | aurel32 | } |
3763 | 74d37793 | aurel32 | |
3764 | 74d37793 | aurel32 | /* SLB management */
|
3765 | 74d37793 | aurel32 | #if defined(TARGET_PPC64)
|
3766 | 74d37793 | aurel32 | target_ulong helper_load_slb (target_ulong slb_nr) |
3767 | 74d37793 | aurel32 | { |
3768 | 74d37793 | aurel32 | return ppc_load_slb(env, slb_nr);
|
3769 | 74d37793 | aurel32 | } |
3770 | 74d37793 | aurel32 | |
3771 | f6b868fc | blueswir1 | void helper_store_slb (target_ulong rb, target_ulong rs)
|
3772 | 74d37793 | aurel32 | { |
3773 | f6b868fc | blueswir1 | ppc_store_slb(env, rb, rs); |
3774 | 74d37793 | aurel32 | } |
3775 | 74d37793 | aurel32 | |
3776 | 74d37793 | aurel32 | void helper_slbia (void) |
3777 | 74d37793 | aurel32 | { |
3778 | 74d37793 | aurel32 | ppc_slb_invalidate_all(env); |
3779 | 74d37793 | aurel32 | } |
3780 | 74d37793 | aurel32 | |
3781 | 74d37793 | aurel32 | void helper_slbie (target_ulong addr)
|
3782 | 74d37793 | aurel32 | { |
3783 | 74d37793 | aurel32 | ppc_slb_invalidate_one(env, addr); |
3784 | 74d37793 | aurel32 | } |
3785 | 74d37793 | aurel32 | |
3786 | 74d37793 | aurel32 | #endif /* defined(TARGET_PPC64) */ |
3787 | 74d37793 | aurel32 | |
3788 | 74d37793 | aurel32 | /* TLB management */
|
3789 | 74d37793 | aurel32 | void helper_tlbia (void) |
3790 | 74d37793 | aurel32 | { |
3791 | 74d37793 | aurel32 | ppc_tlb_invalidate_all(env); |
3792 | 74d37793 | aurel32 | } |
3793 | 74d37793 | aurel32 | |
3794 | 74d37793 | aurel32 | void helper_tlbie (target_ulong addr)
|
3795 | 74d37793 | aurel32 | { |
3796 | 74d37793 | aurel32 | ppc_tlb_invalidate_one(env, addr); |
3797 | 74d37793 | aurel32 | } |
3798 | 74d37793 | aurel32 | |
3799 | 76a66253 | j_mayer | /* Software driven TLBs management */
|
3800 | 76a66253 | j_mayer | /* PowerPC 602/603 software TLB load instructions helpers */
|
3801 | 74d37793 | aurel32 | static void do_6xx_tlb (target_ulong new_EPN, int is_code) |
3802 | 76a66253 | j_mayer | { |
3803 | 76a66253 | j_mayer | target_ulong RPN, CMP, EPN; |
3804 | 76a66253 | j_mayer | int way;
|
3805 | d9bce9d9 | j_mayer | |
3806 | 76a66253 | j_mayer | RPN = env->spr[SPR_RPA]; |
3807 | 76a66253 | j_mayer | if (is_code) {
|
3808 | 76a66253 | j_mayer | CMP = env->spr[SPR_ICMP]; |
3809 | 76a66253 | j_mayer | EPN = env->spr[SPR_IMISS]; |
3810 | 76a66253 | j_mayer | } else {
|
3811 | 76a66253 | j_mayer | CMP = env->spr[SPR_DCMP]; |
3812 | 76a66253 | j_mayer | EPN = env->spr[SPR_DMISS]; |
3813 | 76a66253 | j_mayer | } |
3814 | 76a66253 | j_mayer | way = (env->spr[SPR_SRR1] >> 17) & 1; |
3815 | 577f25a5 | Blue Swirl | (void)EPN; /* avoid a compiler warning */ |
3816 | 90e189ec | Blue Swirl | LOG_SWTLB("%s: EPN " TARGET_FMT_lx " " TARGET_FMT_lx " PTE0 " TARGET_FMT_lx |
3817 | 90e189ec | Blue Swirl | " PTE1 " TARGET_FMT_lx " way %d\n", __func__, new_EPN, EPN, CMP, |
3818 | 90e189ec | Blue Swirl | RPN, way); |
3819 | 76a66253 | j_mayer | /* Store this TLB */
|
3820 | 0f3955e2 | aurel32 | ppc6xx_tlb_store(env, (uint32_t)(new_EPN & TARGET_PAGE_MASK), |
3821 | d9bce9d9 | j_mayer | way, is_code, CMP, RPN); |
3822 | 76a66253 | j_mayer | } |
3823 | 76a66253 | j_mayer | |
3824 | 74d37793 | aurel32 | void helper_6xx_tlbd (target_ulong EPN)
|
3825 | 0f3955e2 | aurel32 | { |
3826 | 74d37793 | aurel32 | do_6xx_tlb(EPN, 0);
|
3827 | 0f3955e2 | aurel32 | } |
3828 | 0f3955e2 | aurel32 | |
3829 | 74d37793 | aurel32 | void helper_6xx_tlbi (target_ulong EPN)
|
3830 | 0f3955e2 | aurel32 | { |
3831 | 74d37793 | aurel32 | do_6xx_tlb(EPN, 1);
|
3832 | 0f3955e2 | aurel32 | } |
3833 | 0f3955e2 | aurel32 | |
3834 | 0f3955e2 | aurel32 | /* PowerPC 74xx software TLB load instructions helpers */
|
3835 | 74d37793 | aurel32 | static void do_74xx_tlb (target_ulong new_EPN, int is_code) |
3836 | 7dbe11ac | j_mayer | { |
3837 | 7dbe11ac | j_mayer | target_ulong RPN, CMP, EPN; |
3838 | 7dbe11ac | j_mayer | int way;
|
3839 | 7dbe11ac | j_mayer | |
3840 | 7dbe11ac | j_mayer | RPN = env->spr[SPR_PTELO]; |
3841 | 7dbe11ac | j_mayer | CMP = env->spr[SPR_PTEHI]; |
3842 | 7dbe11ac | j_mayer | EPN = env->spr[SPR_TLBMISS] & ~0x3;
|
3843 | 7dbe11ac | j_mayer | way = env->spr[SPR_TLBMISS] & 0x3;
|
3844 | 577f25a5 | Blue Swirl | (void)EPN; /* avoid a compiler warning */ |
3845 | 90e189ec | Blue Swirl | LOG_SWTLB("%s: EPN " TARGET_FMT_lx " " TARGET_FMT_lx " PTE0 " TARGET_FMT_lx |
3846 | 90e189ec | Blue Swirl | " PTE1 " TARGET_FMT_lx " way %d\n", __func__, new_EPN, EPN, CMP, |
3847 | 90e189ec | Blue Swirl | RPN, way); |
3848 | 7dbe11ac | j_mayer | /* Store this TLB */
|
3849 | 0f3955e2 | aurel32 | ppc6xx_tlb_store(env, (uint32_t)(new_EPN & TARGET_PAGE_MASK), |
3850 | 7dbe11ac | j_mayer | way, is_code, CMP, RPN); |
3851 | 7dbe11ac | j_mayer | } |
3852 | 7dbe11ac | j_mayer | |
3853 | 74d37793 | aurel32 | void helper_74xx_tlbd (target_ulong EPN)
|
3854 | 0f3955e2 | aurel32 | { |
3855 | 74d37793 | aurel32 | do_74xx_tlb(EPN, 0);
|
3856 | 0f3955e2 | aurel32 | } |
3857 | 0f3955e2 | aurel32 | |
3858 | 74d37793 | aurel32 | void helper_74xx_tlbi (target_ulong EPN)
|
3859 | 0f3955e2 | aurel32 | { |
3860 | 74d37793 | aurel32 | do_74xx_tlb(EPN, 1);
|
3861 | 0f3955e2 | aurel32 | } |
3862 | 0f3955e2 | aurel32 | |
3863 | 636aa200 | Blue Swirl | static inline target_ulong booke_tlb_to_page_size(int size) |
3864 | a8dea12f | j_mayer | { |
3865 | a8dea12f | j_mayer | return 1024 << (2 * size); |
3866 | a8dea12f | j_mayer | } |
3867 | a8dea12f | j_mayer | |
3868 | 636aa200 | Blue Swirl | static inline int booke_page_size_to_tlb(target_ulong page_size) |
3869 | a8dea12f | j_mayer | { |
3870 | a8dea12f | j_mayer | int size;
|
3871 | a8dea12f | j_mayer | |
3872 | a8dea12f | j_mayer | switch (page_size) {
|
3873 | a8dea12f | j_mayer | case 0x00000400UL: |
3874 | a8dea12f | j_mayer | size = 0x0;
|
3875 | a8dea12f | j_mayer | break;
|
3876 | a8dea12f | j_mayer | case 0x00001000UL: |
3877 | a8dea12f | j_mayer | size = 0x1;
|
3878 | a8dea12f | j_mayer | break;
|
3879 | a8dea12f | j_mayer | case 0x00004000UL: |
3880 | a8dea12f | j_mayer | size = 0x2;
|
3881 | a8dea12f | j_mayer | break;
|
3882 | a8dea12f | j_mayer | case 0x00010000UL: |
3883 | a8dea12f | j_mayer | size = 0x3;
|
3884 | a8dea12f | j_mayer | break;
|
3885 | a8dea12f | j_mayer | case 0x00040000UL: |
3886 | a8dea12f | j_mayer | size = 0x4;
|
3887 | a8dea12f | j_mayer | break;
|
3888 | a8dea12f | j_mayer | case 0x00100000UL: |
3889 | a8dea12f | j_mayer | size = 0x5;
|
3890 | a8dea12f | j_mayer | break;
|
3891 | a8dea12f | j_mayer | case 0x00400000UL: |
3892 | a8dea12f | j_mayer | size = 0x6;
|
3893 | a8dea12f | j_mayer | break;
|
3894 | a8dea12f | j_mayer | case 0x01000000UL: |
3895 | a8dea12f | j_mayer | size = 0x7;
|
3896 | a8dea12f | j_mayer | break;
|
3897 | a8dea12f | j_mayer | case 0x04000000UL: |
3898 | a8dea12f | j_mayer | size = 0x8;
|
3899 | a8dea12f | j_mayer | break;
|
3900 | a8dea12f | j_mayer | case 0x10000000UL: |
3901 | a8dea12f | j_mayer | size = 0x9;
|
3902 | a8dea12f | j_mayer | break;
|
3903 | a8dea12f | j_mayer | case 0x40000000UL: |
3904 | a8dea12f | j_mayer | size = 0xA;
|
3905 | a8dea12f | j_mayer | break;
|
3906 | a8dea12f | j_mayer | #if defined (TARGET_PPC64)
|
3907 | a8dea12f | j_mayer | case 0x000100000000ULL: |
3908 | a8dea12f | j_mayer | size = 0xB;
|
3909 | a8dea12f | j_mayer | break;
|
3910 | a8dea12f | j_mayer | case 0x000400000000ULL: |
3911 | a8dea12f | j_mayer | size = 0xC;
|
3912 | a8dea12f | j_mayer | break;
|
3913 | a8dea12f | j_mayer | case 0x001000000000ULL: |
3914 | a8dea12f | j_mayer | size = 0xD;
|
3915 | a8dea12f | j_mayer | break;
|
3916 | a8dea12f | j_mayer | case 0x004000000000ULL: |
3917 | a8dea12f | j_mayer | size = 0xE;
|
3918 | a8dea12f | j_mayer | break;
|
3919 | a8dea12f | j_mayer | case 0x010000000000ULL: |
3920 | a8dea12f | j_mayer | size = 0xF;
|
3921 | a8dea12f | j_mayer | break;
|
3922 | a8dea12f | j_mayer | #endif
|
3923 | a8dea12f | j_mayer | default:
|
3924 | a8dea12f | j_mayer | size = -1;
|
3925 | a8dea12f | j_mayer | break;
|
3926 | a8dea12f | j_mayer | } |
3927 | a8dea12f | j_mayer | |
3928 | a8dea12f | j_mayer | return size;
|
3929 | a8dea12f | j_mayer | } |
3930 | a8dea12f | j_mayer | |
3931 | 76a66253 | j_mayer | /* Helpers for 4xx TLB management */
|
3932 | 999fa40e | John Clark | #define PPC4XX_TLB_ENTRY_MASK 0x0000003f /* Mask for 64 TLB entries */ |
3933 | 999fa40e | John Clark | |
3934 | 999fa40e | John Clark | #define PPC4XX_TLBHI_V 0x00000040 |
3935 | 999fa40e | John Clark | #define PPC4XX_TLBHI_E 0x00000020 |
3936 | 999fa40e | John Clark | #define PPC4XX_TLBHI_SIZE_MIN 0 |
3937 | 999fa40e | John Clark | #define PPC4XX_TLBHI_SIZE_MAX 7 |
3938 | 999fa40e | John Clark | #define PPC4XX_TLBHI_SIZE_DEFAULT 1 |
3939 | 999fa40e | John Clark | #define PPC4XX_TLBHI_SIZE_SHIFT 7 |
3940 | 999fa40e | John Clark | #define PPC4XX_TLBHI_SIZE_MASK 0x00000007 |
3941 | 999fa40e | John Clark | |
3942 | 999fa40e | John Clark | #define PPC4XX_TLBLO_EX 0x00000200 |
3943 | 999fa40e | John Clark | #define PPC4XX_TLBLO_WR 0x00000100 |
3944 | 999fa40e | John Clark | #define PPC4XX_TLBLO_ATTR_MASK 0x000000FF |
3945 | 999fa40e | John Clark | #define PPC4XX_TLBLO_RPN_MASK 0xFFFFFC00 |
3946 | 999fa40e | John Clark | |
3947 | 999fa40e | John Clark | target_ulong helper_4xx_tlbre_hi (target_ulong entry) |
3948 | 76a66253 | j_mayer | { |
3949 | c227f099 | Anthony Liguori | ppcemb_tlb_t *tlb; |
3950 | 74d37793 | aurel32 | target_ulong ret; |
3951 | a8dea12f | j_mayer | int size;
|
3952 | 76a66253 | j_mayer | |
3953 | 999fa40e | John Clark | entry &= PPC4XX_TLB_ENTRY_MASK; |
3954 | 74d37793 | aurel32 | tlb = &env->tlb[entry].tlbe; |
3955 | 74d37793 | aurel32 | ret = tlb->EPN; |
3956 | 999fa40e | John Clark | if (tlb->prot & PAGE_VALID) {
|
3957 | 999fa40e | John Clark | ret |= PPC4XX_TLBHI_V; |
3958 | 999fa40e | John Clark | } |
3959 | a8dea12f | j_mayer | size = booke_page_size_to_tlb(tlb->size); |
3960 | 999fa40e | John Clark | if (size < PPC4XX_TLBHI_SIZE_MIN || size > PPC4XX_TLBHI_SIZE_MAX) {
|
3961 | 999fa40e | John Clark | size = PPC4XX_TLBHI_SIZE_DEFAULT; |
3962 | 999fa40e | John Clark | } |
3963 | 999fa40e | John Clark | ret |= size << PPC4XX_TLBHI_SIZE_SHIFT; |
3964 | a8dea12f | j_mayer | env->spr[SPR_40x_PID] = tlb->PID; |
3965 | 74d37793 | aurel32 | return ret;
|
3966 | 76a66253 | j_mayer | } |
3967 | 76a66253 | j_mayer | |
3968 | 999fa40e | John Clark | target_ulong helper_4xx_tlbre_lo (target_ulong entry) |
3969 | 76a66253 | j_mayer | { |
3970 | c227f099 | Anthony Liguori | ppcemb_tlb_t *tlb; |
3971 | 74d37793 | aurel32 | target_ulong ret; |
3972 | 76a66253 | j_mayer | |
3973 | 999fa40e | John Clark | entry &= PPC4XX_TLB_ENTRY_MASK; |
3974 | 74d37793 | aurel32 | tlb = &env->tlb[entry].tlbe; |
3975 | 74d37793 | aurel32 | ret = tlb->RPN; |
3976 | 999fa40e | John Clark | if (tlb->prot & PAGE_EXEC) {
|
3977 | 999fa40e | John Clark | ret |= PPC4XX_TLBLO_EX; |
3978 | 999fa40e | John Clark | } |
3979 | 999fa40e | John Clark | if (tlb->prot & PAGE_WRITE) {
|
3980 | 999fa40e | John Clark | ret |= PPC4XX_TLBLO_WR; |
3981 | 999fa40e | John Clark | } |
3982 | 74d37793 | aurel32 | return ret;
|
3983 | 76a66253 | j_mayer | } |
3984 | 76a66253 | j_mayer | |
3985 | 74d37793 | aurel32 | void helper_4xx_tlbwe_hi (target_ulong entry, target_ulong val)
|
3986 | 76a66253 | j_mayer | { |
3987 | c227f099 | Anthony Liguori | ppcemb_tlb_t *tlb; |
3988 | 76a66253 | j_mayer | target_ulong page, end; |
3989 | 76a66253 | j_mayer | |
3990 | 90e189ec | Blue Swirl | LOG_SWTLB("%s entry %d val " TARGET_FMT_lx "\n", __func__, (int)entry, |
3991 | 90e189ec | Blue Swirl | val); |
3992 | 999fa40e | John Clark | entry &= PPC4XX_TLB_ENTRY_MASK; |
3993 | 74d37793 | aurel32 | tlb = &env->tlb[entry].tlbe; |
3994 | 76a66253 | j_mayer | /* Invalidate previous TLB (if it's valid) */
|
3995 | 76a66253 | j_mayer | if (tlb->prot & PAGE_VALID) {
|
3996 | 76a66253 | j_mayer | end = tlb->EPN + tlb->size; |
3997 | 90e189ec | Blue Swirl | LOG_SWTLB("%s: invalidate old TLB %d start " TARGET_FMT_lx " end " |
3998 | 90e189ec | Blue Swirl | TARGET_FMT_lx "\n", __func__, (int)entry, tlb->EPN, end); |
3999 | 999fa40e | John Clark | for (page = tlb->EPN; page < end; page += TARGET_PAGE_SIZE) {
|
4000 | 76a66253 | j_mayer | tlb_flush_page(env, page); |
4001 | 999fa40e | John Clark | } |
4002 | 76a66253 | j_mayer | } |
4003 | 999fa40e | John Clark | tlb->size = booke_tlb_to_page_size((val >> PPC4XX_TLBHI_SIZE_SHIFT) |
4004 | 999fa40e | John Clark | & PPC4XX_TLBHI_SIZE_MASK); |
4005 | c294fc58 | j_mayer | /* We cannot handle TLB size < TARGET_PAGE_SIZE.
|
4006 | c294fc58 | j_mayer | * If this ever occurs, one should use the ppcemb target instead
|
4007 | c294fc58 | j_mayer | * of the ppc or ppc64 one
|
4008 | c294fc58 | j_mayer | */
|
4009 | 999fa40e | John Clark | if ((val & PPC4XX_TLBHI_V) && tlb->size < TARGET_PAGE_SIZE) {
|
4010 | 71c8b8fd | j_mayer | cpu_abort(env, "TLB size " TARGET_FMT_lu " < %u " |
4011 | 71c8b8fd | j_mayer | "are not supported (%d)\n",
|
4012 | 74d37793 | aurel32 | tlb->size, TARGET_PAGE_SIZE, (int)((val >> 7) & 0x7)); |
4013 | c294fc58 | j_mayer | } |
4014 | 74d37793 | aurel32 | tlb->EPN = val & ~(tlb->size - 1);
|
4015 | 999fa40e | John Clark | if (val & PPC4XX_TLBHI_V) {
|
4016 | 76a66253 | j_mayer | tlb->prot |= PAGE_VALID; |
4017 | 999fa40e | John Clark | if (val & PPC4XX_TLBHI_E) {
|
4018 | c5b9729a | Edgar E. Iglesias | /* XXX: TO BE FIXED */
|
4019 | c5b9729a | Edgar E. Iglesias | cpu_abort(env, |
4020 | c5b9729a | Edgar E. Iglesias | "Little-endian TLB entries are not supported by now\n");
|
4021 | c5b9729a | Edgar E. Iglesias | } |
4022 | c5b9729a | Edgar E. Iglesias | } else {
|
4023 | 76a66253 | j_mayer | tlb->prot &= ~PAGE_VALID; |
4024 | c294fc58 | j_mayer | } |
4025 | c55e9aef | j_mayer | tlb->PID = env->spr[SPR_40x_PID]; /* PID */
|
4026 | 90e189ec | Blue Swirl | LOG_SWTLB("%s: set up TLB %d RPN " TARGET_FMT_plx " EPN " TARGET_FMT_lx |
4027 | 90e189ec | Blue Swirl | " size " TARGET_FMT_lx " prot %c%c%c%c PID %d\n", __func__, |
4028 | 90e189ec | Blue Swirl | (int)entry, tlb->RPN, tlb->EPN, tlb->size,
|
4029 | 90e189ec | Blue Swirl | tlb->prot & PAGE_READ ? 'r' : '-', |
4030 | 90e189ec | Blue Swirl | tlb->prot & PAGE_WRITE ? 'w' : '-', |
4031 | 90e189ec | Blue Swirl | tlb->prot & PAGE_EXEC ? 'x' : '-', |
4032 | 90e189ec | Blue Swirl | tlb->prot & PAGE_VALID ? 'v' : '-', (int)tlb->PID); |
4033 | 76a66253 | j_mayer | /* Invalidate new TLB (if valid) */
|
4034 | 76a66253 | j_mayer | if (tlb->prot & PAGE_VALID) {
|
4035 | 76a66253 | j_mayer | end = tlb->EPN + tlb->size; |
4036 | 90e189ec | Blue Swirl | LOG_SWTLB("%s: invalidate TLB %d start " TARGET_FMT_lx " end " |
4037 | 90e189ec | Blue Swirl | TARGET_FMT_lx "\n", __func__, (int)entry, tlb->EPN, end); |
4038 | 999fa40e | John Clark | for (page = tlb->EPN; page < end; page += TARGET_PAGE_SIZE) {
|
4039 | 76a66253 | j_mayer | tlb_flush_page(env, page); |
4040 | 999fa40e | John Clark | } |
4041 | 76a66253 | j_mayer | } |
4042 | 76a66253 | j_mayer | } |
4043 | 76a66253 | j_mayer | |
4044 | 74d37793 | aurel32 | void helper_4xx_tlbwe_lo (target_ulong entry, target_ulong val)
|
4045 | 76a66253 | j_mayer | { |
4046 | c227f099 | Anthony Liguori | ppcemb_tlb_t *tlb; |
4047 | 76a66253 | j_mayer | |
4048 | 90e189ec | Blue Swirl | LOG_SWTLB("%s entry %i val " TARGET_FMT_lx "\n", __func__, (int)entry, |
4049 | 90e189ec | Blue Swirl | val); |
4050 | 999fa40e | John Clark | entry &= PPC4XX_TLB_ENTRY_MASK; |
4051 | 74d37793 | aurel32 | tlb = &env->tlb[entry].tlbe; |
4052 | 999fa40e | John Clark | tlb->attr = val & PPC4XX_TLBLO_ATTR_MASK; |
4053 | 999fa40e | John Clark | tlb->RPN = val & PPC4XX_TLBLO_RPN_MASK; |
4054 | 76a66253 | j_mayer | tlb->prot = PAGE_READ; |
4055 | 999fa40e | John Clark | if (val & PPC4XX_TLBLO_EX) {
|
4056 | 76a66253 | j_mayer | tlb->prot |= PAGE_EXEC; |
4057 | 999fa40e | John Clark | } |
4058 | 999fa40e | John Clark | if (val & PPC4XX_TLBLO_WR) {
|
4059 | 76a66253 | j_mayer | tlb->prot |= PAGE_WRITE; |
4060 | 999fa40e | John Clark | } |
4061 | 90e189ec | Blue Swirl | LOG_SWTLB("%s: set up TLB %d RPN " TARGET_FMT_plx " EPN " TARGET_FMT_lx |
4062 | 90e189ec | Blue Swirl | " size " TARGET_FMT_lx " prot %c%c%c%c PID %d\n", __func__, |
4063 | 90e189ec | Blue Swirl | (int)entry, tlb->RPN, tlb->EPN, tlb->size,
|
4064 | 90e189ec | Blue Swirl | tlb->prot & PAGE_READ ? 'r' : '-', |
4065 | 90e189ec | Blue Swirl | tlb->prot & PAGE_WRITE ? 'w' : '-', |
4066 | 90e189ec | Blue Swirl | tlb->prot & PAGE_EXEC ? 'x' : '-', |
4067 | 90e189ec | Blue Swirl | tlb->prot & PAGE_VALID ? 'v' : '-', (int)tlb->PID); |
4068 | 76a66253 | j_mayer | } |
4069 | 5eb7995e | j_mayer | |
4070 | 74d37793 | aurel32 | target_ulong helper_4xx_tlbsx (target_ulong address) |
4071 | 74d37793 | aurel32 | { |
4072 | 74d37793 | aurel32 | return ppcemb_tlb_search(env, address, env->spr[SPR_40x_PID]);
|
4073 | 74d37793 | aurel32 | } |
4074 | 74d37793 | aurel32 | |
4075 | a4bb6c3e | j_mayer | /* PowerPC 440 TLB management */
|
4076 | 74d37793 | aurel32 | void helper_440_tlbwe (uint32_t word, target_ulong entry, target_ulong value)
|
4077 | 5eb7995e | j_mayer | { |
4078 | c227f099 | Anthony Liguori | ppcemb_tlb_t *tlb; |
4079 | a4bb6c3e | j_mayer | target_ulong EPN, RPN, size; |
4080 | 5eb7995e | j_mayer | int do_flush_tlbs;
|
4081 | 5eb7995e | j_mayer | |
4082 | 90e189ec | Blue Swirl | LOG_SWTLB("%s word %d entry %d value " TARGET_FMT_lx "\n", |
4083 | 90e189ec | Blue Swirl | __func__, word, (int)entry, value);
|
4084 | 5eb7995e | j_mayer | do_flush_tlbs = 0;
|
4085 | 74d37793 | aurel32 | entry &= 0x3F;
|
4086 | 74d37793 | aurel32 | tlb = &env->tlb[entry].tlbe; |
4087 | a4bb6c3e | j_mayer | switch (word) {
|
4088 | a4bb6c3e | j_mayer | default:
|
4089 | a4bb6c3e | j_mayer | /* Just here to please gcc */
|
4090 | a4bb6c3e | j_mayer | case 0: |
4091 | 74d37793 | aurel32 | EPN = value & 0xFFFFFC00;
|
4092 | a4bb6c3e | j_mayer | if ((tlb->prot & PAGE_VALID) && EPN != tlb->EPN)
|
4093 | 5eb7995e | j_mayer | do_flush_tlbs = 1;
|
4094 | a4bb6c3e | j_mayer | tlb->EPN = EPN; |
4095 | 74d37793 | aurel32 | size = booke_tlb_to_page_size((value >> 4) & 0xF); |
4096 | a4bb6c3e | j_mayer | if ((tlb->prot & PAGE_VALID) && tlb->size < size)
|
4097 | a4bb6c3e | j_mayer | do_flush_tlbs = 1;
|
4098 | a4bb6c3e | j_mayer | tlb->size = size; |
4099 | a4bb6c3e | j_mayer | tlb->attr &= ~0x1;
|
4100 | 74d37793 | aurel32 | tlb->attr |= (value >> 8) & 1; |
4101 | 74d37793 | aurel32 | if (value & 0x200) { |
4102 | a4bb6c3e | j_mayer | tlb->prot |= PAGE_VALID; |
4103 | a4bb6c3e | j_mayer | } else {
|
4104 | a4bb6c3e | j_mayer | if (tlb->prot & PAGE_VALID) {
|
4105 | a4bb6c3e | j_mayer | tlb->prot &= ~PAGE_VALID; |
4106 | a4bb6c3e | j_mayer | do_flush_tlbs = 1;
|
4107 | a4bb6c3e | j_mayer | } |
4108 | 5eb7995e | j_mayer | } |
4109 | a4bb6c3e | j_mayer | tlb->PID = env->spr[SPR_440_MMUCR] & 0x000000FF;
|
4110 | a4bb6c3e | j_mayer | if (do_flush_tlbs)
|
4111 | a4bb6c3e | j_mayer | tlb_flush(env, 1);
|
4112 | a4bb6c3e | j_mayer | break;
|
4113 | a4bb6c3e | j_mayer | case 1: |
4114 | 74d37793 | aurel32 | RPN = value & 0xFFFFFC0F;
|
4115 | a4bb6c3e | j_mayer | if ((tlb->prot & PAGE_VALID) && tlb->RPN != RPN)
|
4116 | a4bb6c3e | j_mayer | tlb_flush(env, 1);
|
4117 | a4bb6c3e | j_mayer | tlb->RPN = RPN; |
4118 | a4bb6c3e | j_mayer | break;
|
4119 | a4bb6c3e | j_mayer | case 2: |
4120 | 74d37793 | aurel32 | tlb->attr = (tlb->attr & 0x1) | (value & 0x0000FF00); |
4121 | a4bb6c3e | j_mayer | tlb->prot = tlb->prot & PAGE_VALID; |
4122 | 74d37793 | aurel32 | if (value & 0x1) |
4123 | a4bb6c3e | j_mayer | tlb->prot |= PAGE_READ << 4;
|
4124 | 74d37793 | aurel32 | if (value & 0x2) |
4125 | a4bb6c3e | j_mayer | tlb->prot |= PAGE_WRITE << 4;
|
4126 | 74d37793 | aurel32 | if (value & 0x4) |
4127 | a4bb6c3e | j_mayer | tlb->prot |= PAGE_EXEC << 4;
|
4128 | 74d37793 | aurel32 | if (value & 0x8) |
4129 | a4bb6c3e | j_mayer | tlb->prot |= PAGE_READ; |
4130 | 74d37793 | aurel32 | if (value & 0x10) |
4131 | a4bb6c3e | j_mayer | tlb->prot |= PAGE_WRITE; |
4132 | 74d37793 | aurel32 | if (value & 0x20) |
4133 | a4bb6c3e | j_mayer | tlb->prot |= PAGE_EXEC; |
4134 | a4bb6c3e | j_mayer | break;
|
4135 | 5eb7995e | j_mayer | } |
4136 | 5eb7995e | j_mayer | } |
4137 | 5eb7995e | j_mayer | |
4138 | 74d37793 | aurel32 | target_ulong helper_440_tlbre (uint32_t word, target_ulong entry) |
4139 | 5eb7995e | j_mayer | { |
4140 | c227f099 | Anthony Liguori | ppcemb_tlb_t *tlb; |
4141 | 74d37793 | aurel32 | target_ulong ret; |
4142 | 5eb7995e | j_mayer | int size;
|
4143 | 5eb7995e | j_mayer | |
4144 | 74d37793 | aurel32 | entry &= 0x3F;
|
4145 | 74d37793 | aurel32 | tlb = &env->tlb[entry].tlbe; |
4146 | a4bb6c3e | j_mayer | switch (word) {
|
4147 | a4bb6c3e | j_mayer | default:
|
4148 | a4bb6c3e | j_mayer | /* Just here to please gcc */
|
4149 | a4bb6c3e | j_mayer | case 0: |
4150 | 74d37793 | aurel32 | ret = tlb->EPN; |
4151 | a4bb6c3e | j_mayer | size = booke_page_size_to_tlb(tlb->size); |
4152 | a4bb6c3e | j_mayer | if (size < 0 || size > 0xF) |
4153 | a4bb6c3e | j_mayer | size = 1;
|
4154 | 74d37793 | aurel32 | ret |= size << 4;
|
4155 | a4bb6c3e | j_mayer | if (tlb->attr & 0x1) |
4156 | 74d37793 | aurel32 | ret |= 0x100;
|
4157 | a4bb6c3e | j_mayer | if (tlb->prot & PAGE_VALID)
|
4158 | 74d37793 | aurel32 | ret |= 0x200;
|
4159 | a4bb6c3e | j_mayer | env->spr[SPR_440_MMUCR] &= ~0x000000FF;
|
4160 | a4bb6c3e | j_mayer | env->spr[SPR_440_MMUCR] |= tlb->PID; |
4161 | a4bb6c3e | j_mayer | break;
|
4162 | a4bb6c3e | j_mayer | case 1: |
4163 | 74d37793 | aurel32 | ret = tlb->RPN; |
4164 | a4bb6c3e | j_mayer | break;
|
4165 | a4bb6c3e | j_mayer | case 2: |
4166 | 74d37793 | aurel32 | ret = tlb->attr & ~0x1;
|
4167 | a4bb6c3e | j_mayer | if (tlb->prot & (PAGE_READ << 4)) |
4168 | 74d37793 | aurel32 | ret |= 0x1;
|
4169 | a4bb6c3e | j_mayer | if (tlb->prot & (PAGE_WRITE << 4)) |
4170 | 74d37793 | aurel32 | ret |= 0x2;
|
4171 | a4bb6c3e | j_mayer | if (tlb->prot & (PAGE_EXEC << 4)) |
4172 | 74d37793 | aurel32 | ret |= 0x4;
|
4173 | a4bb6c3e | j_mayer | if (tlb->prot & PAGE_READ)
|
4174 | 74d37793 | aurel32 | ret |= 0x8;
|
4175 | a4bb6c3e | j_mayer | if (tlb->prot & PAGE_WRITE)
|
4176 | 74d37793 | aurel32 | ret |= 0x10;
|
4177 | a4bb6c3e | j_mayer | if (tlb->prot & PAGE_EXEC)
|
4178 | 74d37793 | aurel32 | ret |= 0x20;
|
4179 | a4bb6c3e | j_mayer | break;
|
4180 | a4bb6c3e | j_mayer | } |
4181 | 74d37793 | aurel32 | return ret;
|
4182 | 5eb7995e | j_mayer | } |
4183 | 74d37793 | aurel32 | |
4184 | 74d37793 | aurel32 | target_ulong helper_440_tlbsx (target_ulong address) |
4185 | 74d37793 | aurel32 | { |
4186 | 74d37793 | aurel32 | return ppcemb_tlb_search(env, address, env->spr[SPR_440_MMUCR] & 0xFF); |
4187 | 74d37793 | aurel32 | } |
4188 | 74d37793 | aurel32 | |
4189 | 76a66253 | j_mayer | #endif /* !CONFIG_USER_ONLY */ |