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[/] [openrisc/] [trunk/] [gnu-src/] [gdb-6.8/] [sim/] [sh64/] [cpu.h] - Blame information for rev 308

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1 24 jeremybenn
/* CPU family header for sh64.
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THIS FILE IS MACHINE GENERATED WITH CGEN.
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Copyright 1996-2005 Free Software Foundation, Inc.
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This file is part of the GNU simulators.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program.  If not, see <http://www.gnu.org/licenses/>.
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*/
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24
#ifndef CPU_SH64_H
25
#define CPU_SH64_H
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/* Maximum number of instructions that are fetched at a time.
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   This is for LIW type instructions sets (e.g. m32r).  */
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#define MAX_LIW_INSNS 1
30
 
31
/* Maximum number of instructions that can be executed in parallel.  */
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#define MAX_PARALLEL_INSNS 1
33
 
34
/* CPU state information.  */
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typedef struct {
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  /* Hardware elements.  */
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  struct {
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  /* Program counter */
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  UDI h_pc;
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#define GET_H_PC() CPU (h_pc)
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#define SET_H_PC(x) \
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do { \
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{\
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CPU (h_ism) = ANDDI ((x), 1);\
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CPU (h_pc) = ANDDI ((x), INVDI (1));\
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}\
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;} while (0)
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  /* General purpose integer registers */
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  DI h_gr[64];
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#define GET_H_GR(index) ((((index) == (63))) ? (0) : (CPU (h_gr[index])))
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#define SET_H_GR(index, x) \
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do { \
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if ((((index)) != (63))) {\
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CPU (h_gr[(index)]) = (x);\
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} else {\
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((void) 0); /*nop*/\
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}\
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;} while (0)
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  /* Control registers */
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  DI h_cr[64];
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#define GET_H_CR(index) ((((index) == (0))) ? (ZEXTSIDI (CPU (h_sr))) : (CPU (h_cr[index])))
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#define SET_H_CR(index, x) \
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do { \
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if ((((index)) == (0))) {\
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CPU (h_sr) = (x);\
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} else {\
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CPU (h_cr[(index)]) = (x);\
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}\
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;} while (0)
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  /* Status register */
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  SI h_sr;
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#define GET_H_SR() CPU (h_sr)
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#define SET_H_SR(x) (CPU (h_sr) = (x))
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  /* Floating point status and control register */
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  SI h_fpscr;
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#define GET_H_FPSCR() CPU (h_fpscr)
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#define SET_H_FPSCR(x) (CPU (h_fpscr) = (x))
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  /* Single precision floating point registers */
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  SF h_fr[64];
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#define GET_H_FR(a1) CPU (h_fr)[a1]
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#define SET_H_FR(a1, x) (CPU (h_fr)[a1] = (x))
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  /* Single/Double precision floating point registers */
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  DF h_fsd[16];
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#define GET_H_FSD(index) ((GET_H_PRBIT ()) ? (GET_H_DRC (index)) : (CGEN_CPU_FPU (current_cpu)->ops->fextsfdf (CGEN_CPU_FPU (current_cpu), CPU (h_fr[index]))))
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#define SET_H_FSD(index, x) \
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do { \
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if (GET_H_PRBIT ()) {\
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SET_H_DRC ((index), (x));\
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} else {\
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SET_H_FRC ((index), CGEN_CPU_FPU (current_cpu)->ops->ftruncdfsf (CGEN_CPU_FPU (current_cpu), (x)));\
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}\
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;} while (0)
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  /* floating point registers for fmov */
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  DF h_fmov[16];
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#define GET_H_FMOV(index) ((NOTBI (GET_H_SZBIT ())) ? (CGEN_CPU_FPU (current_cpu)->ops->fextsfdf (CGEN_CPU_FPU (current_cpu), GET_H_FRC (index))) : (((((((index) & (1))) == (1))) ? (GET_H_XD (((index) & ((~ (1)))))) : (GET_H_DR (index)))))
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#define SET_H_FMOV(index, x) \
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do { \
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if (NOTBI (GET_H_SZBIT ())) {\
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SET_H_FRC ((index), CGEN_CPU_FPU (current_cpu)->ops->ftruncdfsf (CGEN_CPU_FPU (current_cpu), (x)));\
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} else {\
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if ((((((index)) & (1))) == (1))) {\
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SET_H_XD ((((index)) & ((~ (1)))), (x));\
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} else {\
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SET_H_DR ((index), (x));\
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}\
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}\
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;} while (0)
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  /* Branch target registers */
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  DI h_tr[8];
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#define GET_H_TR(a1) CPU (h_tr)[a1]
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#define SET_H_TR(a1, x) (CPU (h_tr)[a1] = (x))
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  /* Current instruction set mode */
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  BI h_ism;
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#define GET_H_ISM() CPU (h_ism)
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#define SET_H_ISM(x) \
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do { \
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cgen_rtx_error (current_cpu, "cannot set ism directly");\
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;} while (0)
119
  } hardware;
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#define CPU_CGEN_HW(cpu) (& (cpu)->cpu_data.hardware)
121
} SH64_CPU_DATA;
122
 
123
/* Virtual regs.  */
124
 
125
#define GET_H_GRC(index) ANDDI (CPU (h_gr[index]), ZEXTSIDI (0xffffffff))
126
#define SET_H_GRC(index, x) \
127
do { \
128
CPU (h_gr[(index)]) = EXTSIDI ((x));\
129
;} while (0)
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#define GET_H_FRBIT() ANDSI (SRLSI (CPU (h_fpscr), 21), 1)
131
#define SET_H_FRBIT(x) \
132
do { \
133
CPU (h_fpscr) = ORSI (ANDSI (CPU (h_fpscr), (~ (((1) << (21))))), SLLSI ((x), 21));\
134
;} while (0)
135
#define GET_H_SZBIT() ANDSI (SRLSI (CPU (h_fpscr), 20), 1)
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#define SET_H_SZBIT(x) \
137
do { \
138
CPU (h_fpscr) = ORSI (ANDSI (CPU (h_fpscr), (~ (((1) << (20))))), SLLSI ((x), 20));\
139
;} while (0)
140
#define GET_H_PRBIT() ANDSI (SRLSI (CPU (h_fpscr), 19), 1)
141
#define SET_H_PRBIT(x) \
142
do { \
143
CPU (h_fpscr) = ORSI (ANDSI (CPU (h_fpscr), (~ (((1) << (19))))), SLLSI ((x), 19));\
144
;} while (0)
145
#define GET_H_SBIT() ANDSI (SRLSI (CPU (h_sr), 1), 1)
146
#define SET_H_SBIT(x) \
147
do { \
148
CPU (h_sr) = ORSI (ANDSI (CPU (h_sr), (~ (2))), SLLSI ((x), 1));\
149
;} while (0)
150
#define GET_H_MBIT() ANDSI (SRLSI (CPU (h_sr), 9), 1)
151
#define SET_H_MBIT(x) \
152
do { \
153
CPU (h_sr) = ORSI (ANDSI (CPU (h_sr), (~ (((1) << (9))))), SLLSI ((x), 9));\
154
;} while (0)
155
#define GET_H_QBIT() ANDSI (SRLSI (CPU (h_sr), 8), 1)
156
#define SET_H_QBIT(x) \
157
do { \
158
CPU (h_sr) = ORSI (ANDSI (CPU (h_sr), (~ (((1) << (8))))), SLLSI ((x), 8));\
159
;} while (0)
160
#define GET_H_FP(index) CPU (h_fr[index])
161
#define SET_H_FP(index, x) \
162
do { \
163
CPU (h_fr[(index)]) = (x);\
164
;} while (0)
165
#define GET_H_FV(index) CPU (h_fr[index])
166
#define SET_H_FV(index, x) \
167
do { \
168
CPU (h_fr[(index)]) = (x);\
169
;} while (0)
170
#define GET_H_FMTX(index) CPU (h_fr[index])
171
#define SET_H_FMTX(index, x) \
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do { \
173
CPU (h_fr[(index)]) = (x);\
174
;} while (0)
175
#define GET_H_DR(index) SUBWORDDIDF (ORDI (SLLDI (ZEXTSIDI (SUBWORDSFSI (CPU (h_fr[index]))), 32), ZEXTSIDI (SUBWORDSFSI (CPU (h_fr[((index) + (1))])))))
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#define SET_H_DR(index, x) \
177
do { \
178
{\
179
CPU (h_fr[(index)]) = SUBWORDSISF (SUBWORDDFSI ((x), 0));\
180
CPU (h_fr[(((index)) + (1))]) = SUBWORDSISF (SUBWORDDFSI ((x), 1));\
181
}\
182
;} while (0)
183
#define GET_H_ENDIAN() sh64_endian (current_cpu)
184
#define SET_H_ENDIAN(x) \
185
do { \
186
cgen_rtx_error (current_cpu, "cannot alter target byte order mid-program");\
187
;} while (0)
188
#define GET_H_FRC(index) CPU (h_fr[((((16) * (GET_H_FRBIT ()))) + (index))])
189
#define SET_H_FRC(index, x) \
190
do { \
191
CPU (h_fr[((((16) * (GET_H_FRBIT ()))) + ((index)))]) = (x);\
192
;} while (0)
193
#define GET_H_DRC(index) GET_H_DR (((((16) * (GET_H_FRBIT ()))) + (index)))
194
#define SET_H_DRC(index, x) \
195
do { \
196
SET_H_DR (((((16) * (GET_H_FRBIT ()))) + ((index))), (x));\
197
;} while (0)
198
#define GET_H_XF(index) CPU (h_fr[((((16) * (NOTBI (GET_H_FRBIT ())))) + (index))])
199
#define SET_H_XF(index, x) \
200
do { \
201
CPU (h_fr[((((16) * (NOTBI (GET_H_FRBIT ())))) + ((index)))]) = (x);\
202
;} while (0)
203
#define GET_H_XD(index) GET_H_DR (((((16) * (NOTBI (GET_H_FRBIT ())))) + (index)))
204
#define SET_H_XD(index, x) \
205
do { \
206
SET_H_DR (((((16) * (NOTBI (GET_H_FRBIT ())))) + ((index))), (x));\
207
;} while (0)
208
#define GET_H_FVC(index) CPU (h_fr[((((16) * (GET_H_FRBIT ()))) + (index))])
209
#define SET_H_FVC(index, x) \
210
do { \
211
CPU (h_fr[((((16) * (GET_H_FRBIT ()))) + ((index)))]) = (x);\
212
;} while (0)
213
#define GET_H_GBR() SUBWORDDISI (CPU (h_gr[((UINT) 16)]), 1)
214
#define SET_H_GBR(x) \
215
do { \
216
CPU (h_gr[((UINT) 16)]) = EXTSIDI ((x));\
217
;} while (0)
218
#define GET_H_VBR() SUBWORDDISI (CPU (h_gr[((UINT) 20)]), 1)
219
#define SET_H_VBR(x) \
220
do { \
221
CPU (h_gr[((UINT) 20)]) = EXTSIDI ((x));\
222
;} while (0)
223
#define GET_H_PR() SUBWORDDISI (CPU (h_gr[((UINT) 18)]), 1)
224
#define SET_H_PR(x) \
225
do { \
226
CPU (h_gr[((UINT) 18)]) = EXTSIDI ((x));\
227
;} while (0)
228
#define GET_H_MACL() SUBWORDDISI (CPU (h_gr[((UINT) 17)]), 1)
229
#define SET_H_MACL(x) \
230
do { \
231
CPU (h_gr[((UINT) 17)]) = ORDI (SLLDI (ZEXTSIDI (SUBWORDDISI (CPU (h_gr[((UINT) 17)]), 0)), 32), ZEXTSIDI ((x)));\
232
;} while (0)
233
#define GET_H_MACH() SUBWORDDISI (CPU (h_gr[((UINT) 17)]), 0)
234
#define SET_H_MACH(x) \
235
do { \
236
CPU (h_gr[((UINT) 17)]) = ORDI (SLLDI (ZEXTSIDI ((x)), 32), ZEXTSIDI (SUBWORDDISI (CPU (h_gr[((UINT) 17)]), 1)));\
237
;} while (0)
238
#define GET_H_TBIT() ANDBI (CPU (h_gr[((UINT) 19)]), 1)
239
#define SET_H_TBIT(x) \
240
do { \
241
CPU (h_gr[((UINT) 19)]) = ORDI (ANDDI (CPU (h_gr[((UINT) 19)]), INVDI (1)), ZEXTBIDI ((x)));\
242
;} while (0)
243
 
244
/* Cover fns for register access.  */
245
UDI sh64_h_pc_get (SIM_CPU *);
246
void sh64_h_pc_set (SIM_CPU *, UDI);
247
DI sh64_h_gr_get (SIM_CPU *, UINT);
248
void sh64_h_gr_set (SIM_CPU *, UINT, DI);
249
SI sh64_h_grc_get (SIM_CPU *, UINT);
250
void sh64_h_grc_set (SIM_CPU *, UINT, SI);
251
DI sh64_h_cr_get (SIM_CPU *, UINT);
252
void sh64_h_cr_set (SIM_CPU *, UINT, DI);
253
SI sh64_h_sr_get (SIM_CPU *);
254
void sh64_h_sr_set (SIM_CPU *, SI);
255
SI sh64_h_fpscr_get (SIM_CPU *);
256
void sh64_h_fpscr_set (SIM_CPU *, SI);
257
BI sh64_h_frbit_get (SIM_CPU *);
258
void sh64_h_frbit_set (SIM_CPU *, BI);
259
BI sh64_h_szbit_get (SIM_CPU *);
260
void sh64_h_szbit_set (SIM_CPU *, BI);
261
BI sh64_h_prbit_get (SIM_CPU *);
262
void sh64_h_prbit_set (SIM_CPU *, BI);
263
BI sh64_h_sbit_get (SIM_CPU *);
264
void sh64_h_sbit_set (SIM_CPU *, BI);
265
BI sh64_h_mbit_get (SIM_CPU *);
266
void sh64_h_mbit_set (SIM_CPU *, BI);
267
BI sh64_h_qbit_get (SIM_CPU *);
268
void sh64_h_qbit_set (SIM_CPU *, BI);
269
SF sh64_h_fr_get (SIM_CPU *, UINT);
270
void sh64_h_fr_set (SIM_CPU *, UINT, SF);
271
SF sh64_h_fp_get (SIM_CPU *, UINT);
272
void sh64_h_fp_set (SIM_CPU *, UINT, SF);
273
SF sh64_h_fv_get (SIM_CPU *, UINT);
274
void sh64_h_fv_set (SIM_CPU *, UINT, SF);
275
SF sh64_h_fmtx_get (SIM_CPU *, UINT);
276
void sh64_h_fmtx_set (SIM_CPU *, UINT, SF);
277
DF sh64_h_dr_get (SIM_CPU *, UINT);
278
void sh64_h_dr_set (SIM_CPU *, UINT, DF);
279
DF sh64_h_fsd_get (SIM_CPU *, UINT);
280
void sh64_h_fsd_set (SIM_CPU *, UINT, DF);
281
DF sh64_h_fmov_get (SIM_CPU *, UINT);
282
void sh64_h_fmov_set (SIM_CPU *, UINT, DF);
283
DI sh64_h_tr_get (SIM_CPU *, UINT);
284
void sh64_h_tr_set (SIM_CPU *, UINT, DI);
285
BI sh64_h_endian_get (SIM_CPU *);
286
void sh64_h_endian_set (SIM_CPU *, BI);
287
BI sh64_h_ism_get (SIM_CPU *);
288
void sh64_h_ism_set (SIM_CPU *, BI);
289
SF sh64_h_frc_get (SIM_CPU *, UINT);
290
void sh64_h_frc_set (SIM_CPU *, UINT, SF);
291
DF sh64_h_drc_get (SIM_CPU *, UINT);
292
void sh64_h_drc_set (SIM_CPU *, UINT, DF);
293
SF sh64_h_xf_get (SIM_CPU *, UINT);
294
void sh64_h_xf_set (SIM_CPU *, UINT, SF);
295
DF sh64_h_xd_get (SIM_CPU *, UINT);
296
void sh64_h_xd_set (SIM_CPU *, UINT, DF);
297
SF sh64_h_fvc_get (SIM_CPU *, UINT);
298
void sh64_h_fvc_set (SIM_CPU *, UINT, SF);
299
SI sh64_h_gbr_get (SIM_CPU *);
300
void sh64_h_gbr_set (SIM_CPU *, SI);
301
SI sh64_h_vbr_get (SIM_CPU *);
302
void sh64_h_vbr_set (SIM_CPU *, SI);
303
SI sh64_h_pr_get (SIM_CPU *);
304
void sh64_h_pr_set (SIM_CPU *, SI);
305
SI sh64_h_macl_get (SIM_CPU *);
306
void sh64_h_macl_set (SIM_CPU *, SI);
307
SI sh64_h_mach_get (SIM_CPU *);
308
void sh64_h_mach_set (SIM_CPU *, SI);
309
BI sh64_h_tbit_get (SIM_CPU *);
310
void sh64_h_tbit_set (SIM_CPU *, BI);
311
 
312
/* These must be hand-written.  */
313
extern CPUREG_FETCH_FN sh64_fetch_register;
314
extern CPUREG_STORE_FN sh64_store_register;
315
 
316
typedef struct {
317
  int empty;
318
} MODEL_SH4_DATA;
319
 
320
typedef struct {
321
  int empty;
322
} MODEL_SH5_DATA;
323
 
324
typedef struct {
325
  int empty;
326
} MODEL_SH5_MEDIA_DATA;
327
 
328
/* Collection of various things for the trace handler to use.  */
329
 
330
typedef struct trace_record {
331
  IADDR pc;
332
  /* FIXME:wip */
333
} TRACE_RECORD;
334
 
335
#endif /* CPU_SH64_H */

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