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b34f6357 | 1 | /* collection of junk waiting time to sort out |
153431d6 | 2 | Copyright (C) 1998, 1999, 2000, 2001, 2003 Free Software Foundation, Inc. |
e930b1f5 | 3 | Contributed by Red Hat |
b34f6357 DB |
4 | |
5 | This file is part of the GNU Simulators. | |
6 | ||
7 | This program is free software; you can redistribute it and/or modify | |
8 | it under the terms of the GNU General Public License as published by | |
9 | the Free Software Foundation; either version 2, or (at your option) | |
10 | any later version. | |
11 | ||
12 | This program is distributed in the hope that it will be useful, | |
13 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | GNU General Public License for more details. | |
16 | ||
17 | You should have received a copy of the GNU General Public License along | |
18 | with this program; if not, write to the Free Software Foundation, Inc., | |
19 | 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ | |
20 | ||
21 | #ifndef FRV_SIM_H | |
22 | #define FRV_SIM_H | |
23 | ||
24 | #include "sim-options.h" | |
25 | ||
676a64f4 RS |
26 | /* True if SPR is the number of accumulator or accumulator guard register. */ |
27 | #define SPR_IS_ACC(SPR) ((SPR) >= 1408 && (SPR) <= 1535) | |
b34f6357 | 28 | |
b34f6357 DB |
29 | /* Initialization of the frv cpu. */ |
30 | void frv_initialize (SIM_CPU *, SIM_DESC); | |
31 | void frv_term (SIM_DESC); | |
32 | void frv_power_on_reset (SIM_CPU *); | |
33 | void frv_hardware_reset (SIM_CPU *); | |
34 | void frv_software_reset (SIM_CPU *); | |
35 | ||
36 | /* The reset register. See FRV LSI section 10.3.1 */ | |
37 | #define RSTR_ADDRESS 0xfeff0500 | |
38 | #define RSTR_INITIAL_VALUE 0x00000400 | |
39 | #define RSTR_HARDWARE_RESET 0x00000200 | |
40 | #define RSTR_SOFTWARE_RESET 0x00000100 | |
41 | ||
42 | #define GET_RSTR_HR(rstr) (((rstr) >> 1) & 1) | |
43 | #define GET_RSTR_SR(rstr) (((rstr) ) & 1) | |
44 | ||
45 | #define SET_RSTR_H(rstr) ((rstr) |= (1 << 9)) | |
46 | #define SET_RSTR_S(rstr) ((rstr) |= (1 << 8)) | |
47 | ||
48 | #define CLEAR_RSTR_P(rstr) ((rstr) &= ~(1 << 10)) | |
49 | #define CLEAR_RSTR_H(rstr) ((rstr) &= ~(1 << 9)) | |
50 | #define CLEAR_RSTR_S(rstr) ((rstr) &= ~(1 << 8)) | |
51 | #define CLEAR_RSTR_HR(rstr) ((rstr) &= ~(1 << 1)) | |
52 | #define CLEAR_RSTR_SR(rstr) ((rstr) &= ~1) | |
53 | ||
54 | /* Cutomized hardware get/set functions. */ | |
55 | extern USI frvbf_h_spr_get_handler (SIM_CPU *, UINT); | |
56 | extern void frvbf_h_spr_set_handler (SIM_CPU *, UINT, USI); | |
57 | extern USI frvbf_h_gr_get_handler (SIM_CPU *, UINT); | |
58 | extern void frvbf_h_gr_set_handler (SIM_CPU *, UINT, USI); | |
59 | extern UHI frvbf_h_gr_hi_get_handler (SIM_CPU *, UINT); | |
60 | extern void frvbf_h_gr_hi_set_handler (SIM_CPU *, UINT, UHI); | |
61 | extern UHI frvbf_h_gr_lo_get_handler (SIM_CPU *, UINT); | |
62 | extern void frvbf_h_gr_lo_set_handler (SIM_CPU *, UINT, UHI); | |
63 | extern DI frvbf_h_gr_double_get_handler (SIM_CPU *, UINT); | |
64 | extern void frvbf_h_gr_double_set_handler (SIM_CPU *, UINT, DI); | |
65 | extern SF frvbf_h_fr_get_handler (SIM_CPU *, UINT); | |
66 | extern void frvbf_h_fr_set_handler (SIM_CPU *, UINT, SF); | |
67 | extern DF frvbf_h_fr_double_get_handler (SIM_CPU *, UINT); | |
68 | extern void frvbf_h_fr_double_set_handler (SIM_CPU *, UINT, DF); | |
69 | extern USI frvbf_h_fr_int_get_handler (SIM_CPU *, UINT); | |
70 | extern void frvbf_h_fr_int_set_handler (SIM_CPU *, UINT, USI); | |
71 | extern DI frvbf_h_cpr_double_get_handler (SIM_CPU *, UINT); | |
72 | extern void frvbf_h_cpr_double_set_handler (SIM_CPU *, UINT, DI); | |
73 | extern void frvbf_h_gr_quad_set_handler (SIM_CPU *, UINT, SI *); | |
74 | extern void frvbf_h_fr_quad_set_handler (SIM_CPU *, UINT, SI *); | |
75 | extern void frvbf_h_cpr_quad_set_handler (SIM_CPU *, UINT, SI *); | |
76 | extern void frvbf_h_psr_s_set_handler (SIM_CPU *, BI); | |
77 | ||
78 | extern USI spr_psr_get_handler (SIM_CPU *); | |
79 | extern void spr_psr_set_handler (SIM_CPU *, USI); | |
80 | extern USI spr_tbr_get_handler (SIM_CPU *); | |
81 | extern void spr_tbr_set_handler (SIM_CPU *, USI); | |
82 | extern USI spr_bpsr_get_handler (SIM_CPU *); | |
83 | extern void spr_bpsr_set_handler (SIM_CPU *, USI); | |
84 | extern USI spr_ccr_get_handler (SIM_CPU *); | |
85 | extern void spr_ccr_set_handler (SIM_CPU *, USI); | |
86 | extern void spr_cccr_set_handler (SIM_CPU *, USI); | |
87 | extern USI spr_cccr_get_handler (SIM_CPU *); | |
88 | extern USI spr_isr_get_handler (SIM_CPU *); | |
89 | extern void spr_isr_set_handler (SIM_CPU *, USI); | |
90 | extern USI spr_sr_get_handler (SIM_CPU *, UINT); | |
91 | extern void spr_sr_set_handler (SIM_CPU *, UINT, USI); | |
92 | ||
93 | extern void frvbf_switch_supervisor_user_context (SIM_CPU *); | |
94 | ||
95 | extern QI frvbf_set_icc_for_shift_left (SIM_CPU *, SI, SI, QI); | |
96 | extern QI frvbf_set_icc_for_shift_right (SIM_CPU *, SI, SI, QI); | |
97 | ||
e930b1f5 | 98 | /* Insn semantics. */ |
b34f6357 DB |
99 | extern void frvbf_signed_integer_divide (SIM_CPU *, SI, SI, int, int); |
100 | extern void frvbf_unsigned_integer_divide (SIM_CPU *, USI, USI, int, int); | |
e930b1f5 DB |
101 | extern SI frvbf_shift_left_arith_saturate (SIM_CPU *, SI, SI); |
102 | extern SI frvbf_iacc_cut (SIM_CPU *, DI, SI); | |
b34f6357 DB |
103 | |
104 | extern void frvbf_clear_accumulators (SIM_CPU *, SI, int); | |
105 | ||
106 | extern SI frvbf_scan_result (SIM_CPU *, SI); | |
107 | extern SI frvbf_cut (SIM_CPU *, SI, SI, SI); | |
108 | extern SI frvbf_media_cut (SIM_CPU *, DI, SI); | |
109 | extern SI frvbf_media_cut_ss (SIM_CPU *, DI, SI); | |
110 | extern void frvbf_media_cop (SIM_CPU *, int); | |
111 | extern UQI frvbf_cr_logic (SIM_CPU *, SI, UQI, UQI); | |
112 | ||
113 | extern void frvbf_set_write_next_vliw_addr_to_LR (SIM_CPU *, int); | |
114 | extern int frvbf_write_next_vliw_addr_to_LR; | |
115 | ||
116 | extern void frvbf_set_ne_index (SIM_CPU *, int); | |
117 | extern void frvbf_force_update (SIM_CPU *); | |
118 | \f | |
119 | #define GETTWI GETTSI | |
120 | #define SETTWI SETTSI | |
121 | #define LEUINT LEUSI | |
122 | \f | |
123 | /* Hardware/device support. | |
124 | ??? Will eventually want to move device stuff to config files. */ | |
125 | ||
126 | /* Support for the MCCR register (Cache Control Register) is needed in order | |
127 | for overlays to work correctly with the scache: cached instructions need | |
128 | to be flushed when the instruction space is changed at runtime. */ | |
129 | ||
130 | /* These were just copied from another port and are necessary to build, but | |
131 | but don't appear to be used. */ | |
132 | #define MCCR_ADDR 0xffffffff | |
133 | #define MCCR_CP 0x80 | |
134 | /* not supported */ | |
135 | #define MCCR_CM0 2 | |
136 | #define MCCR_CM1 1 | |
137 | ||
138 | /* sim_core_attach device argument. */ | |
139 | extern device frv_devices; | |
140 | ||
141 | /* FIXME: Temporary, until device support ready. */ | |
142 | struct _device { int foo; }; | |
143 | ||
144 | /* maintain the address of the start of the previous VLIW insn sequence. */ | |
145 | extern IADDR previous_vliw_pc; | |
e930b1f5 | 146 | extern CGEN_ATTR_VALUE_TYPE frv_current_fm_slot; |
b34f6357 DB |
147 | |
148 | /* Hardware status. */ | |
149 | #define GET_HSR0() GET_H_SPR (H_SPR_HSR0) | |
150 | #define SET_HSR0(hsr0) SET_H_SPR (H_SPR_HSR0, (hsr0)) | |
151 | ||
152 | #define GET_HSR0_ICE(hsr0) (((hsr0) >> 31) & 1) | |
153 | #define SET_HSR0_ICE(hsr0) ((hsr0) |= (1 << 31)) | |
154 | #define CLEAR_HSR0_ICE(hsr0) ((hsr0) &= ~(1 << 31)) | |
155 | ||
156 | #define GET_HSR0_DCE(hsr0) (((hsr0) >> 30) & 1) | |
157 | #define SET_HSR0_DCE(hsr0) ((hsr0) |= (1 << 30)) | |
158 | #define CLEAR_HSR0_DCE(hsr0) ((hsr0) &= ~(1 << 30)) | |
159 | ||
160 | #define GET_HSR0_CBM(hsr0) (((hsr0) >> 27) & 1) | |
161 | #define GET_HSR0_RME(hsr0) (((hsr0) >> 22) & 1) | |
162 | #define GET_HSR0_SA(hsr0) (((hsr0) >> 12) & 1) | |
163 | #define GET_HSR0_FRN(hsr0) (((hsr0) >> 11) & 1) | |
164 | #define GET_HSR0_GRN(hsr0) (((hsr0) >> 10) & 1) | |
165 | #define GET_HSR0_FRHE(hsr0) (((hsr0) >> 9) & 1) | |
166 | #define GET_HSR0_FRLE(hsr0) (((hsr0) >> 8) & 1) | |
167 | #define GET_HSR0_GRHE(hsr0) (((hsr0) >> 7) & 1) | |
168 | #define GET_HSR0_GRLE(hsr0) (((hsr0) >> 6) & 1) | |
169 | ||
170 | #define GET_IHSR8() GET_H_SPR (H_SPR_IHSR8) | |
171 | #define GET_IHSR8_NBC(ihsr8) ((ihsr8) & 1) | |
e930b1f5 DB |
172 | #define GET_IHSR8_ICDM(ihsr8) (((ihsr8) >> 1) & 1) |
173 | #define GET_IHSR8_ICWE(ihsr8) (((ihsr8) >> 8) & 7) | |
174 | #define GET_IHSR8_DCWE(ihsr8) (((ihsr8) >> 12) & 7) | |
b34f6357 DB |
175 | |
176 | void frvbf_insn_cache_preload (SIM_CPU *, SI, USI, int); | |
177 | void frvbf_data_cache_preload (SIM_CPU *, SI, USI, int); | |
178 | void frvbf_insn_cache_unlock (SIM_CPU *, SI); | |
179 | void frvbf_data_cache_unlock (SIM_CPU *, SI); | |
180 | void frvbf_insn_cache_invalidate (SIM_CPU *, SI, int); | |
181 | void frvbf_data_cache_invalidate (SIM_CPU *, SI, int); | |
182 | void frvbf_data_cache_flush (SIM_CPU *, SI, int); | |
183 | ||
184 | /* FR-V Interrupt classes. | |
185 | These are declared in order of increasing priority. */ | |
186 | enum frv_interrupt_class | |
187 | { | |
188 | FRV_EXTERNAL_INTERRUPT, | |
189 | FRV_SOFTWARE_INTERRUPT, | |
190 | FRV_PROGRAM_INTERRUPT, | |
191 | FRV_BREAK_INTERRUPT, | |
192 | FRV_RESET_INTERRUPT, | |
193 | NUM_FRV_INTERRUPT_CLASSES | |
194 | }; | |
195 | ||
196 | /* FR-V Interrupt kinds. | |
197 | These are declared in order of increasing priority. */ | |
198 | enum frv_interrupt_kind | |
199 | { | |
200 | /* External interrupts */ | |
201 | FRV_INTERRUPT_LEVEL_1, | |
202 | FRV_INTERRUPT_LEVEL_2, | |
203 | FRV_INTERRUPT_LEVEL_3, | |
204 | FRV_INTERRUPT_LEVEL_4, | |
205 | FRV_INTERRUPT_LEVEL_5, | |
206 | FRV_INTERRUPT_LEVEL_6, | |
207 | FRV_INTERRUPT_LEVEL_7, | |
208 | FRV_INTERRUPT_LEVEL_8, | |
209 | FRV_INTERRUPT_LEVEL_9, | |
210 | FRV_INTERRUPT_LEVEL_10, | |
211 | FRV_INTERRUPT_LEVEL_11, | |
212 | FRV_INTERRUPT_LEVEL_12, | |
213 | FRV_INTERRUPT_LEVEL_13, | |
214 | FRV_INTERRUPT_LEVEL_14, | |
215 | FRV_INTERRUPT_LEVEL_15, | |
216 | /* Software interrupt */ | |
217 | FRV_TRAP_INSTRUCTION, | |
218 | /* Program interrupts */ | |
219 | FRV_COMMIT_EXCEPTION, | |
220 | FRV_DIVISION_EXCEPTION, | |
221 | FRV_DATA_STORE_ERROR, | |
222 | FRV_DATA_ACCESS_EXCEPTION, | |
223 | FRV_DATA_ACCESS_MMU_MISS, | |
224 | FRV_DATA_ACCESS_ERROR, | |
225 | FRV_MP_EXCEPTION, | |
226 | FRV_FP_EXCEPTION, | |
227 | FRV_MEM_ADDRESS_NOT_ALIGNED, | |
228 | FRV_REGISTER_EXCEPTION, | |
229 | FRV_MP_DISABLED, | |
230 | FRV_FP_DISABLED, | |
231 | FRV_PRIVILEGED_INSTRUCTION, | |
232 | FRV_ILLEGAL_INSTRUCTION, | |
233 | FRV_INSTRUCTION_ACCESS_EXCEPTION, | |
234 | FRV_INSTRUCTION_ACCESS_ERROR, | |
235 | FRV_INSTRUCTION_ACCESS_MMU_MISS, | |
236 | FRV_COMPOUND_EXCEPTION, | |
237 | /* Break interrupt */ | |
238 | FRV_BREAK_EXCEPTION, | |
239 | /* Reset interrupt */ | |
240 | FRV_RESET, | |
241 | NUM_FRV_INTERRUPT_KINDS | |
242 | }; | |
243 | ||
244 | /* FRV interrupt exception codes */ | |
245 | enum frv_ec | |
246 | { | |
247 | FRV_EC_DATA_STORE_ERROR = 0x00, | |
248 | FRV_EC_INSTRUCTION_ACCESS_MMU_MISS = 0x01, | |
249 | FRV_EC_INSTRUCTION_ACCESS_ERROR = 0x02, | |
250 | FRV_EC_INSTRUCTION_ACCESS_EXCEPTION = 0x03, | |
251 | FRV_EC_PRIVILEGED_INSTRUCTION = 0x04, | |
252 | FRV_EC_ILLEGAL_INSTRUCTION = 0x05, | |
253 | FRV_EC_FP_DISABLED = 0x06, | |
254 | FRV_EC_MP_DISABLED = 0x07, | |
255 | FRV_EC_MEM_ADDRESS_NOT_ALIGNED = 0x0b, | |
256 | FRV_EC_REGISTER_EXCEPTION = 0x0c, | |
257 | FRV_EC_FP_EXCEPTION = 0x0d, | |
258 | FRV_EC_MP_EXCEPTION = 0x0e, | |
259 | FRV_EC_DATA_ACCESS_ERROR = 0x10, | |
260 | FRV_EC_DATA_ACCESS_MMU_MISS = 0x11, | |
261 | FRV_EC_DATA_ACCESS_EXCEPTION = 0x12, | |
262 | FRV_EC_DIVISION_EXCEPTION = 0x13, | |
263 | FRV_EC_COMMIT_EXCEPTION = 0x14, | |
264 | FRV_EC_NOT_EXECUTED = 0x1f, | |
265 | FRV_EC_INTERRUPT_LEVEL_1 = FRV_EC_NOT_EXECUTED, | |
266 | FRV_EC_INTERRUPT_LEVEL_2 = FRV_EC_NOT_EXECUTED, | |
267 | FRV_EC_INTERRUPT_LEVEL_3 = FRV_EC_NOT_EXECUTED, | |
268 | FRV_EC_INTERRUPT_LEVEL_4 = FRV_EC_NOT_EXECUTED, | |
269 | FRV_EC_INTERRUPT_LEVEL_5 = FRV_EC_NOT_EXECUTED, | |
270 | FRV_EC_INTERRUPT_LEVEL_6 = FRV_EC_NOT_EXECUTED, | |
271 | FRV_EC_INTERRUPT_LEVEL_7 = FRV_EC_NOT_EXECUTED, | |
272 | FRV_EC_INTERRUPT_LEVEL_8 = FRV_EC_NOT_EXECUTED, | |
273 | FRV_EC_INTERRUPT_LEVEL_9 = FRV_EC_NOT_EXECUTED, | |
274 | FRV_EC_INTERRUPT_LEVEL_10 = FRV_EC_NOT_EXECUTED, | |
275 | FRV_EC_INTERRUPT_LEVEL_11 = FRV_EC_NOT_EXECUTED, | |
276 | FRV_EC_INTERRUPT_LEVEL_12 = FRV_EC_NOT_EXECUTED, | |
277 | FRV_EC_INTERRUPT_LEVEL_13 = FRV_EC_NOT_EXECUTED, | |
278 | FRV_EC_INTERRUPT_LEVEL_14 = FRV_EC_NOT_EXECUTED, | |
279 | FRV_EC_INTERRUPT_LEVEL_15 = FRV_EC_NOT_EXECUTED, | |
280 | FRV_EC_TRAP_INSTRUCTION = FRV_EC_NOT_EXECUTED, | |
281 | FRV_EC_COMPOUND_EXCEPTION = FRV_EC_NOT_EXECUTED, | |
282 | FRV_EC_BREAK_EXCEPTION = FRV_EC_NOT_EXECUTED, | |
283 | FRV_EC_RESET = FRV_EC_NOT_EXECUTED | |
284 | }; | |
285 | ||
286 | /* FR-V Interrupt. | |
287 | This struct contains enough information to describe a particular interrupt | |
288 | occurance. */ | |
289 | struct frv_interrupt | |
290 | { | |
291 | enum frv_interrupt_kind kind; | |
292 | enum frv_ec ec; | |
293 | enum frv_interrupt_class iclass; | |
294 | unsigned char deferred; | |
295 | unsigned char precise; | |
296 | unsigned char handler_offset; | |
297 | }; | |
298 | ||
299 | /* FR-V Interrupt table. | |
300 | Describes the interrupts supported by the FR-V. */ | |
301 | extern struct frv_interrupt frv_interrupt_table[]; | |
302 | ||
303 | /* FR-V Interrupt State. | |
304 | Interrupts are queued during execution of parallel insns and the interupt(s) | |
305 | to be handled determined by analysing the queue after each VLIW insn. */ | |
306 | #define FRV_INTERRUPT_QUEUE_SIZE (4 * 4) /* 4 interrupts x 4 insns for now. */ | |
307 | ||
308 | /* register_exception codes */ | |
309 | enum frv_rec | |
310 | { | |
311 | FRV_REC_UNIMPLEMENTED = 0, | |
312 | FRV_REC_UNALIGNED = 1 | |
313 | }; | |
314 | ||
315 | /* instruction_access_exception codes */ | |
316 | enum frv_iaec | |
317 | { | |
318 | FRV_IAEC_PROTECT_VIOLATION = 1 | |
319 | }; | |
320 | ||
321 | /* data_access_exception codes */ | |
322 | enum frv_daec | |
323 | { | |
324 | FRV_DAEC_PROTECT_VIOLATION = 1 | |
325 | }; | |
326 | ||
327 | /* division_exception ISR codes */ | |
328 | enum frv_dtt | |
329 | { | |
330 | FRV_DTT_NO_EXCEPTION = 0, | |
331 | FRV_DTT_DIVISION_BY_ZERO = 1, | |
332 | FRV_DTT_OVERFLOW = 2, | |
333 | FRV_DTT_BOTH = 3 | |
334 | }; | |
335 | ||
336 | /* data written during an insn causing an interrupt */ | |
337 | struct frv_data_written | |
338 | { | |
339 | USI words[4]; /* Actual data in words */ | |
340 | int length; /* length of data written */ | |
341 | }; | |
342 | ||
343 | /* fp_exception info */ | |
344 | /* Trap codes for FSR0 and FQ registers. */ | |
345 | enum frv_fsr_traps | |
346 | { | |
347 | FSR_INVALID_OPERATION = 0x20, | |
348 | FSR_OVERFLOW = 0x10, | |
349 | FSR_UNDERFLOW = 0x08, | |
350 | FSR_DIVISION_BY_ZERO = 0x04, | |
351 | FSR_INEXACT = 0x02, | |
352 | FSR_DENORMAL_INPUT = 0x01, | |
353 | FSR_NO_EXCEPTION = 0 | |
354 | }; | |
355 | ||
356 | /* Floating point trap types for FSR. */ | |
357 | enum frv_fsr_ftt | |
358 | { | |
359 | FTT_NONE = 0, | |
360 | FTT_IEEE_754_EXCEPTION = 1, | |
361 | FTT_UNIMPLEMENTED_FPOP = 3, | |
362 | FTT_SEQUENCE_ERROR = 4, | |
363 | FTT_INVALID_FR = 6, | |
364 | FTT_DENORMAL_INPUT = 7 | |
365 | }; | |
366 | ||
367 | struct frv_fp_exception_info | |
368 | { | |
369 | enum frv_fsr_traps fsr_mask; /* interrupt code for FSR */ | |
370 | enum frv_fsr_ftt ftt; /* floating point trap type */ | |
371 | }; | |
372 | ||
373 | struct frv_interrupt_queue_element | |
374 | { | |
375 | enum frv_interrupt_kind kind; /* kind of interrupt */ | |
376 | IADDR vpc; /* address of insn causing interrupt */ | |
377 | int slot; /* VLIW slot containing the insn. */ | |
378 | USI eaddress; /* address of data access */ | |
379 | union { | |
380 | enum frv_rec rec; /* register exception code */ | |
381 | enum frv_iaec iaec; /* insn access exception code */ | |
382 | enum frv_daec daec; /* data access exception code */ | |
383 | enum frv_dtt dtt; /* division exception code */ | |
384 | struct frv_fp_exception_info fp_info; | |
385 | struct frv_data_written data_written; | |
386 | } u; | |
387 | }; | |
388 | ||
389 | struct frv_interrupt_timer | |
390 | { | |
391 | int enabled; | |
392 | unsigned value; | |
393 | unsigned current; | |
394 | enum frv_interrupt_kind interrupt; | |
395 | }; | |
396 | ||
397 | struct frv_interrupt_state | |
398 | { | |
399 | /* The interrupt queue */ | |
400 | struct frv_interrupt_queue_element queue[FRV_INTERRUPT_QUEUE_SIZE]; | |
401 | int queue_index; | |
402 | ||
403 | /* interrupt queue element causing imprecise interrupt. */ | |
404 | struct frv_interrupt_queue_element *imprecise_interrupt; | |
405 | ||
406 | /* interrupt timer. */ | |
407 | struct frv_interrupt_timer timer; | |
408 | ||
409 | /* The last data written stored as an array of words. */ | |
410 | struct frv_data_written data_written; | |
411 | ||
412 | /* The vliw slot of the insn causing the interrupt. */ | |
413 | int slot; | |
414 | ||
415 | /* target register index for non excepting insns. */ | |
416 | #define NE_NOFLAG (-1) | |
417 | int ne_index; | |
418 | ||
419 | /* Accumulated NE flags for non excepting floating point insns. */ | |
420 | SI f_ne_flags[2]; | |
421 | }; | |
422 | ||
423 | extern struct frv_interrupt_state frv_interrupt_state; | |
424 | ||
425 | /* Macros to manipulate the PSR. */ | |
426 | #define GET_PSR() GET_H_SPR (H_SPR_PSR) | |
427 | ||
428 | #define SET_PSR_ET(psr, et) ( \ | |
429 | (psr) = ((psr) & ~0x1) | ((et) & 0x1) \ | |
430 | ) | |
431 | ||
432 | #define GET_PSR_PS(psr) (((psr) >> 1) & 1) | |
433 | ||
434 | #define SET_PSR_S(psr, s) ( \ | |
435 | (psr) = ((psr) & ~(0x1 << 2)) | (((s) & 0x1) << 2) \ | |
436 | ) | |
437 | ||
438 | /* Macros to handle the ISR register. */ | |
439 | #define GET_ISR() GET_H_SPR (H_SPR_ISR) | |
440 | #define SET_ISR(isr) SET_H_SPR (H_SPR_ISR, (isr)) | |
441 | ||
442 | #define GET_ISR_EDE(isr) (((isr) >> 5) & 1) | |
443 | ||
444 | #define GET_ISR_DTT(isr) (((isr) >> 3) & 3) | |
445 | #define SET_ISR_DTT(isr, dtt) ( \ | |
446 | (isr) = ((isr) & ~(0x3 << 3)) | (((dtt) & 0x3) << 3) \ | |
447 | ) | |
448 | ||
449 | #define SET_ISR_AEXC(isr) ((isr) |= (1 << 2)) | |
450 | ||
451 | #define GET_ISR_EMAM(isr) ((isr) & 1) | |
452 | ||
453 | /* Macros to handle exception status registers. | |
454 | Get and set the hardware directly, since we may be getting/setting fields | |
455 | which are not accessible to the user. */ | |
456 | #define GET_ESR(index) \ | |
457 | (CPU (h_spr[H_SPR_ESR0 + (index)])) | |
458 | #define SET_ESR(index, esr) \ | |
459 | (CPU (h_spr[H_SPR_ESR0 + (index)]) = (esr)) | |
460 | ||
461 | #define SET_ESR_VALID(esr) ((esr) |= 1) | |
462 | #define CLEAR_ESR_VALID(esr) ((esr) &= ~1) | |
463 | ||
464 | #define SET_ESR_EC(esr, ec) ( \ | |
465 | (esr) = ((esr) & ~(0x1f << 1)) | (((ec) & 0x1f) << 1) \ | |
466 | ) | |
467 | ||
468 | #define SET_ESR_REC(esr, rec) ( \ | |
469 | (esr) = ((esr) & ~(0x3 << 6)) | (((rec) & 0x3) << 6) \ | |
470 | ) | |
471 | ||
472 | #define SET_ESR_IAEC(esr, iaec) ( \ | |
473 | (esr) = ((esr) & ~(0x1 << 8)) | (((iaec) & 0x1) << 8) \ | |
474 | ) | |
475 | ||
476 | #define SET_ESR_DAEC(esr, daec) ( \ | |
477 | (esr) = ((esr) & ~(0x1 << 9)) | (((daec) & 0x1) << 9) \ | |
478 | ) | |
479 | ||
480 | #define SET_ESR_EAV(esr) ((esr) |= (1 << 11)) | |
481 | #define CLEAR_ESR_EAV(esr) ((esr) &= ~(1 << 11)) | |
482 | ||
483 | #define GET_ESR_EDV(esr) (((esr) >> 12) & 1) | |
484 | #define SET_ESR_EDV(esr) ((esr) |= (1 << 12)) | |
485 | #define CLEAR_ESR_EDV(esr) ((esr) &= ~(1 << 12)) | |
486 | ||
487 | #define GET_ESR_EDN(esr) ( \ | |
488 | ((esr) >> 13) & 0xf \ | |
489 | ) | |
490 | #define SET_ESR_EDN(esr, edn) ( \ | |
491 | (esr) = ((esr) & ~(0xf << 13)) | (((edn) & 0xf) << 13) \ | |
492 | ) | |
493 | ||
494 | #define SET_EPCR(index, address) \ | |
495 | (CPU (h_spr[H_SPR_EPCR0 + (index)]) = (address)) | |
496 | ||
497 | #define SET_EAR(index, address) \ | |
498 | (CPU (h_spr[H_SPR_EAR0 + (index)]) = (address)) | |
499 | ||
500 | #define SET_EDR(index, edr) \ | |
501 | (CPU (h_spr[H_SPR_EDR0 + (index)]) = (edr)) | |
502 | ||
503 | #define GET_ESFR(index) \ | |
504 | (CPU (h_spr[H_SPR_ESFR0 + (index)])) | |
505 | #define SET_ESFR(index, esfr) \ | |
506 | (CPU (h_spr[H_SPR_ESFR0 + (index)]) = (esfr)) | |
507 | ||
508 | #define GET_ESFR_FLAG(findex) ( \ | |
509 | (findex) > 31 ? \ | |
510 | ((CPU (h_spr[H_SPR_ESFR0]) >> ((findex)-32)) & 1) \ | |
511 | : \ | |
512 | ((CPU (h_spr[H_SPR_ESFR1]) >> (findex)) & 1) \ | |
513 | ) | |
514 | #define SET_ESFR_FLAG(findex) ( \ | |
515 | (findex) > 31 ? \ | |
516 | (CPU (h_spr[H_SPR_ESFR0]) = \ | |
517 | (CPU (h_spr[H_SPR_ESFR0]) | (1 << ((findex)-32))) \ | |
518 | ) : \ | |
519 | (CPU (h_spr[H_SPR_ESFR1]) = \ | |
520 | (CPU (h_spr[H_SPR_ESFR1]) | (1 << (findex))) \ | |
521 | ) \ | |
522 | ) | |
523 | ||
524 | /* The FSR registers. | |
525 | Get and set the hardware directly, since we may be getting/setting fields | |
526 | which are not accessible to the user. */ | |
527 | #define GET_FSR(index) \ | |
528 | (CPU (h_spr[H_SPR_FSR0 + (index)])) | |
529 | #define SET_FSR(index, fsr) \ | |
530 | (CPU (h_spr[H_SPR_FSR0 + (index)]) = (fsr)) | |
531 | ||
532 | #define GET_FSR_TEM(fsr) ( \ | |
533 | ((fsr) >> 24) & 0x3f \ | |
534 | ) | |
535 | ||
536 | #define SET_FSR_QNE(fsr) ((fsr) |= (1 << 20)) | |
537 | #define GET_FSR_QNE(fsr) (((fsr) >> 20) & 1) | |
538 | ||
539 | #define SET_FSR_FTT(fsr, ftt) ( \ | |
540 | (fsr) = ((fsr) & ~(0x7 << 17)) | (((ftt) & 0x7) << 17) \ | |
541 | ) | |
542 | ||
543 | #define GET_FSR_AEXC(fsr) ( \ | |
544 | ((fsr) >> 10) & 0x3f \ | |
545 | ) | |
546 | #define SET_FSR_AEXC(fsr, aexc) ( \ | |
547 | (fsr) = ((fsr) & ~(0x3f << 10)) | (((aexc) & 0x3f) << 10) \ | |
548 | ) | |
549 | ||
550 | /* SIMD instruction exception codes for FQ. */ | |
551 | enum frv_sie | |
552 | { | |
553 | SIE_NIL = 0, | |
554 | SIE_FRi = 1, | |
555 | SIE_FRi_1 = 2 | |
556 | }; | |
557 | ||
558 | /* MIV field of FQ. */ | |
559 | enum frv_miv | |
560 | { | |
561 | MIV_FLOAT = 0, | |
562 | MIV_MEDIA = 1 | |
563 | }; | |
564 | ||
565 | /* The FQ registers are 64 bits wide and are implemented as 32 bit pairs. The | |
566 | index here refers to the low order 32 bit element. | |
567 | Get and set the hardware directly, since we may be getting/setting fields | |
568 | which are not accessible to the user. */ | |
569 | #define GET_FQ(index) \ | |
570 | (CPU (h_spr[H_SPR_FQST0 + 2 * (index)])) | |
571 | #define SET_FQ(index, fq) \ | |
572 | (CPU (h_spr[H_SPR_FQST0 + 2 * (index)]) = (fq)) | |
573 | ||
574 | #define SET_FQ_MIV(fq, miv) ( \ | |
575 | (fq) = ((fq) & ~(0x1 << 31)) | (((miv) & 0x1) << 31) \ | |
576 | ) | |
577 | ||
578 | #define SET_FQ_SIE(fq, sie) ( \ | |
579 | (fq) = ((fq) & ~(0x3 << 15)) | (((sie) & 0x3) << 15) \ | |
580 | ) | |
581 | ||
582 | #define SET_FQ_FTT(fq, ftt) ( \ | |
583 | (fq) = ((fq) & ~(0x7 << 7)) | (((ftt) & 0x7) << 7) \ | |
584 | ) | |
585 | ||
586 | #define SET_FQ_CEXC(fq, cexc) ( \ | |
587 | (fq) = ((fq) & ~(0x3f << 1)) | (((cexc) & 0x3f) << 1) \ | |
588 | ) | |
589 | ||
590 | #define GET_FQ_VALID(fq) ((fq) & 1) | |
591 | #define SET_FQ_VALID(fq) ((fq) |= 1) | |
592 | ||
593 | #define SET_FQ_OPC(index, insn) \ | |
594 | (CPU (h_spr[H_SPR_FQOP0 + 2 * (index)]) = (insn)) | |
595 | ||
596 | /* mp_exception support. */ | |
597 | /* Media trap types for MSR. */ | |
598 | enum frv_msr_mtt | |
599 | { | |
600 | MTT_NONE = 0, | |
601 | MTT_OVERFLOW = 1, | |
602 | MTT_ACC_NOT_ALIGNED = 2, | |
603 | MTT_ACC_NOT_IMPLEMENTED = 2, /* Yes -- same value as MTT_ACC_NOT_ALIGNED. */ | |
604 | MTT_CR_NOT_ALIGNED = 3, | |
605 | MTT_UNIMPLEMENTED_MPOP = 5, | |
606 | MTT_INVALID_FR = 6 | |
607 | }; | |
608 | ||
609 | /* Media status registers. | |
610 | Get and set the hardware directly, since we may be getting/setting fields | |
611 | which are not accessible to the user. */ | |
612 | #define GET_MSR(index) \ | |
613 | (CPU (h_spr[H_SPR_MSR0 + (index)])) | |
614 | #define SET_MSR(index, msr) \ | |
615 | (CPU (h_spr[H_SPR_MSR0 + (index)]) = (msr)) | |
616 | ||
617 | #define GET_MSR_AOVF(msr) ((msr) & 1) | |
618 | #define SET_MSR_AOVF(msr) ((msr) |= 1) | |
619 | ||
620 | #define GET_MSR_OVF(msr) ( \ | |
621 | ((msr) >> 1) & 0x1 \ | |
622 | ) | |
623 | #define SET_MSR_OVF(msr) ( \ | |
624 | (msr) |= (1 << 1) \ | |
625 | ) | |
626 | #define CLEAR_MSR_OVF(msr) ( \ | |
627 | (msr) &= ~(1 << 1) \ | |
628 | ) | |
629 | ||
630 | #define OR_MSR_SIE(msr, sie) ( \ | |
631 | (msr) |= (((sie) & 0xf) << 2) \ | |
632 | ) | |
633 | #define CLEAR_MSR_SIE(msr) ( \ | |
634 | (msr) &= ~(0xf << 2) \ | |
635 | ) | |
636 | ||
637 | #define GET_MSR_MTT(msr) ( \ | |
638 | ((msr) >> 12) & 0x7 \ | |
639 | ) | |
640 | #define SET_MSR_MTT(msr, mtt) ( \ | |
641 | (msr) = ((msr) & ~(0x7 << 12)) | (((mtt) & 0x7) << 12) \ | |
642 | ) | |
643 | #define GET_MSR_EMCI(msr) ( \ | |
644 | ((msr) >> 24) & 0x1 \ | |
645 | ) | |
e930b1f5 DB |
646 | #define GET_MSR_MPEM(msr) ( \ |
647 | ((msr) >> 27) & 0x1 \ | |
648 | ) | |
b34f6357 DB |
649 | #define GET_MSR_SRDAV(msr) ( \ |
650 | ((msr) >> 28) & 0x1 \ | |
651 | ) | |
652 | #define GET_MSR_RDAV(msr) ( \ | |
653 | ((msr) >> 29) & 0x1 \ | |
654 | ) | |
655 | #define GET_MSR_RD(msr) ( \ | |
656 | ((msr) >> 30) & 0x3 \ | |
657 | ) | |
658 | ||
659 | void frvbf_media_register_not_aligned (SIM_CPU *); | |
660 | void frvbf_media_acc_not_aligned (SIM_CPU *); | |
661 | void frvbf_media_cr_not_aligned (SIM_CPU *); | |
662 | void frvbf_media_overflow (SIM_CPU *, int); | |
663 | ||
664 | /* Functions for queuing and processing interrupts. */ | |
665 | struct frv_interrupt_queue_element * | |
666 | frv_queue_break_interrupt (SIM_CPU *); | |
667 | ||
668 | struct frv_interrupt_queue_element * | |
669 | frv_queue_software_interrupt (SIM_CPU *, SI); | |
670 | ||
671 | struct frv_interrupt_queue_element * | |
672 | frv_queue_program_interrupt (SIM_CPU *, enum frv_interrupt_kind); | |
673 | ||
674 | struct frv_interrupt_queue_element * | |
675 | frv_queue_external_interrupt (SIM_CPU *, enum frv_interrupt_kind); | |
676 | ||
677 | struct frv_interrupt_queue_element * | |
678 | frv_queue_illegal_instruction_interrupt (SIM_CPU *, const CGEN_INSN *); | |
679 | ||
e930b1f5 DB |
680 | struct frv_interrupt_queue_element * |
681 | frv_queue_privileged_instruction_interrupt (SIM_CPU *, const CGEN_INSN *); | |
682 | ||
683 | struct frv_interrupt_queue_element * | |
684 | frv_queue_float_disabled_interrupt (SIM_CPU *); | |
685 | ||
686 | struct frv_interrupt_queue_element * | |
687 | frv_queue_media_disabled_interrupt (SIM_CPU *); | |
688 | ||
b34f6357 DB |
689 | struct frv_interrupt_queue_element * |
690 | frv_queue_non_implemented_instruction_interrupt (SIM_CPU *, const CGEN_INSN *); | |
691 | ||
692 | struct frv_interrupt_queue_element * | |
693 | frv_queue_register_exception_interrupt (SIM_CPU *, enum frv_rec); | |
694 | ||
695 | struct frv_interrupt_queue_element * | |
696 | frv_queue_mem_address_not_aligned_interrupt (SIM_CPU *, USI); | |
697 | ||
698 | struct frv_interrupt_queue_element * | |
699 | frv_queue_data_access_error_interrupt (SIM_CPU *, USI); | |
700 | ||
701 | struct frv_interrupt_queue_element * | |
702 | frv_queue_instruction_access_error_interrupt (SIM_CPU *); | |
703 | ||
704 | struct frv_interrupt_queue_element * | |
705 | frv_queue_instruction_access_exception_interrupt (SIM_CPU *); | |
706 | ||
707 | struct frv_interrupt_queue_element * | |
708 | frv_queue_fp_exception_interrupt (SIM_CPU *, struct frv_fp_exception_info *); | |
709 | ||
710 | enum frv_dtt frvbf_division_exception (SIM_CPU *, enum frv_dtt, int, int); | |
711 | ||
712 | struct frv_interrupt_queue_element * | |
713 | frv_queue_interrupt (SIM_CPU *, enum frv_interrupt_kind); | |
714 | ||
715 | void | |
716 | frv_set_interrupt_queue_slot (SIM_CPU *, struct frv_interrupt_queue_element *); | |
717 | ||
718 | void frv_set_mp_exception_registers (SIM_CPU *, enum frv_msr_mtt, int); | |
719 | void frv_detect_insn_access_interrupts (SIM_CPU *, SCACHE *); | |
720 | ||
721 | void frv_process_interrupts (SIM_CPU *); | |
722 | ||
723 | void frv_break_interrupt (SIM_CPU *, struct frv_interrupt *, IADDR); | |
724 | void frv_non_operating_interrupt (SIM_CPU *, enum frv_interrupt_kind, IADDR); | |
725 | void frv_program_interrupt ( | |
726 | SIM_CPU *, struct frv_interrupt_queue_element *, IADDR | |
727 | ); | |
728 | void frv_software_interrupt ( | |
729 | SIM_CPU *, struct frv_interrupt_queue_element *, IADDR | |
730 | ); | |
731 | void frv_external_interrupt ( | |
732 | SIM_CPU *, struct frv_interrupt_queue_element *, IADDR | |
733 | ); | |
734 | void frv_program_or_software_interrupt ( | |
735 | SIM_CPU *, struct frv_interrupt *, IADDR | |
736 | ); | |
737 | void frv_clear_interrupt_classes ( | |
738 | enum frv_interrupt_class, enum frv_interrupt_class | |
739 | ); | |
740 | ||
741 | void | |
742 | frv_save_data_written_for_interrupts (SIM_CPU *, CGEN_WRITE_QUEUE_ELEMENT *); | |
743 | ||
744 | /* Special purpose traps. */ | |
745 | #define TRAP_SYSCALL 0x80 | |
746 | #define TRAP_BREAKPOINT 0x81 | |
747 | #define TRAP_REGDUMP1 0x82 | |
748 | #define TRAP_REGDUMP2 0x83 | |
749 | ||
750 | /* Handle the trap insns */ | |
751 | void frv_itrap (SIM_CPU *, PCADDR, USI, int); | |
752 | void frv_mtrap (SIM_CPU *); | |
753 | /* Handle the break insn. */ | |
754 | void frv_break (SIM_CPU *); | |
755 | /* Handle the rett insn. */ | |
756 | USI frv_rett (SIM_CPU *current_cpu, PCADDR pc, BI debug_field); | |
757 | ||
758 | /* Parallel write queue flags. */ | |
759 | #define FRV_WRITE_QUEUE_FORCE_WRITE 1 | |
760 | ||
761 | #define CGEN_WRITE_QUEUE_ELEMENT_PIPE(element) CGEN_WRITE_QUEUE_ELEMENT_WORD1 (element) | |
762 | ||
763 | /* Functions and macros for handling non-excepting instruction side effects. | |
764 | Get and set the hardware directly, since we may be getting/setting fields | |
765 | which are not accessible to the user. */ | |
766 | #define GET_NECR() (GET_H_SPR (H_SPR_NECR)) | |
767 | #define GET_NECR_ELOS(necr) (((necr) >> 6) & 1) | |
768 | #define GET_NECR_NEN(necr) (((necr) >> 1) & 0x1f) | |
769 | #define GET_NECR_VALID(necr) (((necr) ) & 1) | |
770 | ||
771 | #define NO_NESR (-1) | |
772 | /* NESR field values. See Tables 30-33 in section 4.4.2.1 of the FRV | |
773 | Architecture volume 1. */ | |
774 | #define NESR_MEM_ADDRESS_NOT_ALIGNED 0x0b | |
775 | #define NESR_REGISTER_NOT_ALIGNED 0x1 | |
776 | #define NESR_UQI_SIZE 0 | |
777 | #define NESR_QI_SIZE 1 | |
778 | #define NESR_UHI_SIZE 2 | |
779 | #define NESR_HI_SIZE 3 | |
780 | #define NESR_SI_SIZE 4 | |
781 | #define NESR_DI_SIZE 5 | |
782 | #define NESR_XI_SIZE 6 | |
783 | ||
784 | #define GET_NESR(index) GET_H_SPR (H_SPR_NESR0 + (index)) | |
785 | #define SET_NESR(index, value) ( \ | |
786 | sim_queue_fn_si_write (current_cpu, frvbf_h_spr_set, \ | |
787 | H_SPR_NESR0 + (index), (value)), \ | |
788 | frvbf_force_update (current_cpu) \ | |
789 | ) | |
790 | #define GET_NESR_VALID(nesr) ((nesr) & 1) | |
791 | #define SET_NESR_VALID(nesr) ((nesr) |= 1) | |
792 | ||
793 | #define SET_NESR_EAV(nesr) ((nesr) |= (1 << 31)) | |
794 | ||
795 | #define GET_NESR_FR(nesr) (((nesr) >> 30) & 1) | |
796 | #define SET_NESR_FR(nesr) ((nesr) |= (1 << 30)) | |
797 | #define CLEAR_NESR_FR(nesr) ((nesr) &= ~(1 << 30)) | |
798 | ||
799 | #define GET_NESR_DRN(nesr) (((nesr) >> 24) & 0x3f) | |
800 | #define SET_NESR_DRN(nesr, drn) ( \ | |
801 | (nesr) = ((nesr) & ~(0x3f << 24)) | (((drn) & 0x3f) << 24) \ | |
802 | ) | |
803 | ||
804 | #define SET_NESR_SIZE(nesr, data_size) ( \ | |
805 | (nesr) = ((nesr) & ~(0x7 << 21)) | (((data_size) & 0x7) << 21) \ | |
806 | ) | |
807 | ||
808 | #define SET_NESR_NEAN(nesr, index) ( \ | |
809 | (nesr) = ((nesr) & ~(0x1f << 10)) | (((index) & 0x1f) << 10) \ | |
810 | ) | |
811 | ||
812 | #define GET_NESR_DAEC(nesr) (((nesr) >> 9) & 1) | |
813 | #define SET_NESR_DAEC(nesr, daec) ( \ | |
814 | (nesr) = ((nesr) & ~(1 << 9)) | (((daec) & 1) << 9) \ | |
815 | ) | |
816 | ||
817 | #define GET_NESR_REC(nesr) (((nesr) >> 6) & 3) | |
818 | #define SET_NESR_REC(nesr, rec) ( \ | |
819 | (nesr) = ((nesr) & ~(3 << 6)) | (((rec) & 3) << 6) \ | |
820 | ) | |
821 | ||
822 | #define GET_NESR_EC(nesr) (((nesr) >> 1) & 0x1f) | |
823 | #define SET_NESR_EC(nesr, ec) ( \ | |
824 | (nesr) = ((nesr) & ~(0x1f << 1)) | (((ec) & 0x1f) << 1) \ | |
825 | ) | |
826 | ||
827 | #define SET_NEEAR(index, address) ( \ | |
828 | sim_queue_fn_si_write (current_cpu, frvbf_h_spr_set, \ | |
829 | H_SPR_NEEAR0 + (index), (address)), \ | |
830 | frvbf_force_update (current_cpu) \ | |
831 | ) | |
832 | ||
833 | #define GET_NE_FLAGS(flags, NE_base) ( \ | |
834 | (flags)[0] = GET_H_SPR ((NE_base)), \ | |
835 | (flags)[1] = GET_H_SPR ((NE_base) + 1) \ | |
836 | ) | |
837 | #define SET_NE_FLAGS(NE_base, flags) ( \ | |
838 | sim_queue_fn_si_write (current_cpu, frvbf_h_spr_set, (NE_base), \ | |
839 | (flags)[0]), \ | |
840 | frvbf_force_update (current_cpu), \ | |
841 | sim_queue_fn_si_write (current_cpu, frvbf_h_spr_set, (NE_base) + 1, \ | |
842 | (flags)[1]), \ | |
843 | frvbf_force_update (current_cpu) \ | |
844 | ) | |
845 | ||
846 | #define GET_NE_FLAG(flags, index) ( \ | |
847 | (index) > 31 ? \ | |
848 | ((flags[0] >> ((index) - 32)) & 1) \ | |
849 | : \ | |
850 | ((flags[1] >> (index)) & 1) \ | |
851 | ) | |
852 | #define SET_NE_FLAG(flags, index) ( \ | |
853 | (index) > 31 ? \ | |
854 | ((flags)[0] |= (1 << ((index) - 32))) \ | |
855 | : \ | |
856 | ((flags)[1] |= (1 << (index))) \ | |
857 | ) | |
858 | #define CLEAR_NE_FLAG(flags, index) ( \ | |
859 | (index) > 31 ? \ | |
860 | ((flags)[0] &= ~(1 << ((index) - 32))) \ | |
861 | : \ | |
862 | ((flags)[1] &= ~(1 << (index))) \ | |
863 | ) | |
864 | ||
865 | BI frvbf_check_non_excepting_load (SIM_CPU *, SI, SI, SI, SI, QI, BI); | |
866 | void frvbf_check_recovering_store (SIM_CPU *, PCADDR, SI, int, int); | |
867 | ||
868 | void frvbf_clear_ne_flags (SIM_CPU *, SI, BI); | |
869 | void frvbf_commit (SIM_CPU *, SI, BI); | |
870 | ||
871 | void frvbf_fpu_error (CGEN_FPU *, int); | |
872 | ||
873 | void frv_vliw_setup_insn (SIM_CPU *, const CGEN_INSN *); | |
874 | ||
875 | extern int insns_in_slot[]; | |
876 | ||
877 | #define COUNT_INSNS_IN_SLOT(slot) \ | |
878 | { \ | |
879 | if (WITH_PROFILE_MODEL_P) \ | |
880 | ++insns_in_slot[slot]; \ | |
881 | } | |
882 | ||
883 | #define INSNS_IN_SLOT(slot) (insns_in_slot[slot]) | |
884 | ||
885 | /* Multiple loads and stores. */ | |
886 | void frvbf_load_multiple_GR (SIM_CPU *, PCADDR, SI, SI, int); | |
887 | void frvbf_load_multiple_FRint (SIM_CPU *, PCADDR, SI, SI, int); | |
888 | void frvbf_load_multiple_CPR (SIM_CPU *, PCADDR, SI, SI, int); | |
889 | void frvbf_store_multiple_GR (SIM_CPU *, PCADDR, SI, SI, int); | |
890 | void frvbf_store_multiple_FRint (SIM_CPU *, PCADDR, SI, SI, int); | |
891 | void frvbf_store_multiple_CPR (SIM_CPU *, PCADDR, SI, SI, int); | |
892 | ||
893 | /* Memory and cache support. */ | |
894 | QI frvbf_read_mem_QI (SIM_CPU *, IADDR, SI); | |
895 | UQI frvbf_read_mem_UQI (SIM_CPU *, IADDR, SI); | |
896 | HI frvbf_read_mem_HI (SIM_CPU *, IADDR, SI); | |
897 | UHI frvbf_read_mem_UHI (SIM_CPU *, IADDR, SI); | |
898 | SI frvbf_read_mem_SI (SIM_CPU *, IADDR, SI); | |
899 | SI frvbf_read_mem_WI (SIM_CPU *, IADDR, SI); | |
900 | DI frvbf_read_mem_DI (SIM_CPU *, IADDR, SI); | |
901 | DF frvbf_read_mem_DF (SIM_CPU *, IADDR, SI); | |
902 | ||
903 | USI frvbf_read_imem_USI (SIM_CPU *, PCADDR); | |
904 | ||
905 | void frvbf_write_mem_QI (SIM_CPU *, IADDR, SI, QI); | |
906 | void frvbf_write_mem_UQI (SIM_CPU *, IADDR, SI, UQI); | |
907 | void frvbf_write_mem_HI (SIM_CPU *, IADDR, SI, HI); | |
908 | void frvbf_write_mem_UHI (SIM_CPU *, IADDR, SI, UHI); | |
909 | void frvbf_write_mem_SI (SIM_CPU *, IADDR, SI, SI); | |
910 | void frvbf_write_mem_WI (SIM_CPU *, IADDR, SI, SI); | |
911 | void frvbf_write_mem_DI (SIM_CPU *, IADDR, SI, DI); | |
912 | void frvbf_write_mem_DF (SIM_CPU *, IADDR, SI, DF); | |
913 | ||
914 | void frvbf_mem_set_QI (SIM_CPU *, IADDR, SI, QI); | |
915 | void frvbf_mem_set_HI (SIM_CPU *, IADDR, SI, HI); | |
916 | void frvbf_mem_set_SI (SIM_CPU *, IADDR, SI, SI); | |
917 | void frvbf_mem_set_DI (SIM_CPU *, IADDR, SI, DI); | |
918 | void frvbf_mem_set_DF (SIM_CPU *, IADDR, SI, DF); | |
919 | void frvbf_mem_set_XI (SIM_CPU *, IADDR, SI, SI *); | |
920 | ||
921 | void frv_set_write_queue_slot (SIM_CPU *current_cpu); | |
922 | ||
923 | /* FRV specific options. */ | |
924 | extern const OPTION frv_options[]; | |
925 | ||
926 | #endif /* FRV_SIM_H */ |