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Sparc64 linux-user build fix
[qemu.git] / target-sparc / cpu.h
CommitLineData
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1#ifndef CPU_SPARC_H
2#define CPU_SPARC_H
3
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4#include "config.h"
5
6#if !defined(TARGET_SPARC64)
3cf1e035 7#define TARGET_LONG_BITS 32
af7bf89b 8#define TARGET_FPREGS 32
83469015 9#define TARGET_PAGE_BITS 12 /* 4k */
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10#else
11#define TARGET_LONG_BITS 64
12#define TARGET_FPREGS 64
83469015 13#define TARGET_PAGE_BITS 12 /* XXX */
af7bf89b 14#endif
3cf1e035 15
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16#include "cpu-defs.h"
17
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18#include "softfloat.h"
19
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20#define TARGET_HAS_ICE 1
21
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22#if !defined(TARGET_SPARC64)
23#define ELF_MACHINE EM_SPARC
24#else
25#define ELF_MACHINE EM_SPARCV9
26#endif
27
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28/*#define EXCP_INTERRUPT 0x100*/
29
cf495bcf 30/* trap definitions */
3475187d 31#ifndef TARGET_SPARC64
878d3096 32#define TT_TFAULT 0x01
cf495bcf 33#define TT_ILL_INSN 0x02
e8af50a3 34#define TT_PRIV_INSN 0x03
e80cfcfc 35#define TT_NFPU_INSN 0x04
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36#define TT_WIN_OVF 0x05
37#define TT_WIN_UNF 0x06
d2889a3e 38#define TT_UNALIGNED 0x07
e8af50a3 39#define TT_FP_EXCP 0x08
878d3096 40#define TT_DFAULT 0x09
e32f879d 41#define TT_TOVF 0x0a
878d3096 42#define TT_EXTINT 0x10
1b2e93c1 43#define TT_CODE_ACCESS 0x21
b4f0a316 44#define TT_DATA_ACCESS 0x29
cf495bcf 45#define TT_DIV_ZERO 0x2a
fcc72045 46#define TT_NCP_INSN 0x24
cf495bcf 47#define TT_TRAP 0x80
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48#else
49#define TT_TFAULT 0x08
83469015 50#define TT_TMISS 0x09
1b2e93c1 51#define TT_CODE_ACCESS 0x0a
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52#define TT_ILL_INSN 0x10
53#define TT_PRIV_INSN 0x11
54#define TT_NFPU_INSN 0x20
55#define TT_FP_EXCP 0x21
e32f879d 56#define TT_TOVF 0x23
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57#define TT_CLRWIN 0x24
58#define TT_DIV_ZERO 0x28
59#define TT_DFAULT 0x30
83469015 60#define TT_DMISS 0x31
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61#define TT_DATA_ACCESS 0x32
62#define TT_DPROT 0x33
d2889a3e 63#define TT_UNALIGNED 0x34
83469015 64#define TT_PRIV_ACT 0x37
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65#define TT_EXTINT 0x40
66#define TT_SPILL 0x80
67#define TT_FILL 0xc0
68#define TT_WOTHER 0x10
69#define TT_TRAP 0x100
70#endif
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71
72#define PSR_NEG (1<<23)
73#define PSR_ZERO (1<<22)
74#define PSR_OVF (1<<21)
75#define PSR_CARRY (1<<20)
e8af50a3 76#define PSR_ICC (PSR_NEG|PSR_ZERO|PSR_OVF|PSR_CARRY)
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77#define PSR_EF (1<<12)
78#define PSR_PIL 0xf00
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79#define PSR_S (1<<7)
80#define PSR_PS (1<<6)
81#define PSR_ET (1<<5)
82#define PSR_CWP 0x1f
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83
84/* Trap base register */
85#define TBR_BASE_MASK 0xfffff000
86
3475187d 87#if defined(TARGET_SPARC64)
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88#define PS_IG (1<<11)
89#define PS_MG (1<<10)
90#define PS_RED (1<<5)
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91#define PS_PEF (1<<4)
92#define PS_AM (1<<3)
93#define PS_PRIV (1<<2)
94#define PS_IE (1<<1)
83469015 95#define PS_AG (1<<0)
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96
97#define FPRS_FEF (1<<2)
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98#endif
99
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100/* Fcc */
101#define FSR_RD1 (1<<31)
102#define FSR_RD0 (1<<30)
103#define FSR_RD_MASK (FSR_RD1 | FSR_RD0)
104#define FSR_RD_NEAREST 0
105#define FSR_RD_ZERO FSR_RD0
106#define FSR_RD_POS FSR_RD1
107#define FSR_RD_NEG (FSR_RD1 | FSR_RD0)
108
109#define FSR_NVM (1<<27)
110#define FSR_OFM (1<<26)
111#define FSR_UFM (1<<25)
112#define FSR_DZM (1<<24)
113#define FSR_NXM (1<<23)
114#define FSR_TEM_MASK (FSR_NVM | FSR_OFM | FSR_UFM | FSR_DZM | FSR_NXM)
115
116#define FSR_NVA (1<<9)
117#define FSR_OFA (1<<8)
118#define FSR_UFA (1<<7)
119#define FSR_DZA (1<<6)
120#define FSR_NXA (1<<5)
121#define FSR_AEXC_MASK (FSR_NVA | FSR_OFA | FSR_UFA | FSR_DZA | FSR_NXA)
122
123#define FSR_NVC (1<<4)
124#define FSR_OFC (1<<3)
125#define FSR_UFC (1<<2)
126#define FSR_DZC (1<<1)
127#define FSR_NXC (1<<0)
128#define FSR_CEXC_MASK (FSR_NVC | FSR_OFC | FSR_UFC | FSR_DZC | FSR_NXC)
129
130#define FSR_FTT2 (1<<16)
131#define FSR_FTT1 (1<<15)
132#define FSR_FTT0 (1<<14)
133#define FSR_FTT_MASK (FSR_FTT2 | FSR_FTT1 | FSR_FTT0)
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134#define FSR_FTT_IEEE_EXCP (1 << 14)
135#define FSR_FTT_UNIMPFPOP (3 << 14)
9143e598 136#define FSR_FTT_SEQ_ERROR (4 << 14)
e80cfcfc 137#define FSR_FTT_INVAL_FPR (6 << 14)
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138
139#define FSR_FCC1 (1<<11)
140#define FSR_FCC0 (1<<10)
141
142/* MMU */
143#define MMU_E (1<<0)
144#define MMU_NF (1<<1)
145
146#define PTE_ENTRYTYPE_MASK 3
147#define PTE_ACCESS_MASK 0x1c
148#define PTE_ACCESS_SHIFT 2
8d5f07fa 149#define PTE_PPN_SHIFT 7
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150#define PTE_ADDR_MASK 0xffffff00
151
152#define PG_ACCESSED_BIT 5
153#define PG_MODIFIED_BIT 6
154#define PG_CACHE_BIT 7
155
156#define PG_ACCESSED_MASK (1 << PG_ACCESSED_BIT)
157#define PG_MODIFIED_MASK (1 << PG_MODIFIED_BIT)
158#define PG_CACHE_MASK (1 << PG_CACHE_BIT)
159
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160/* 2 <= NWINDOWS <= 32. In QEMU it must also be a power of two. */
161#define NWINDOWS 8
cf495bcf 162
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163typedef struct sparc_def_t sparc_def_t;
164
7a3f1944 165typedef struct CPUSPARCState {
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166 target_ulong gregs[8]; /* general registers */
167 target_ulong *regwptr; /* pointer to current register window */
65ce8c2f 168 float32 fpr[TARGET_FPREGS]; /* floating point registers */
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169 target_ulong pc; /* program counter */
170 target_ulong npc; /* next program counter */
171 target_ulong y; /* multiply/divide register */
cf495bcf 172 uint32_t psr; /* processor state register */
3475187d 173 target_ulong fsr; /* FPU state register */
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174 uint32_t cwp; /* index of current register window (extracted
175 from PSR) */
176 uint32_t wim; /* window invalid mask */
3475187d 177 target_ulong tbr; /* trap base register */
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178 int psrs; /* supervisor mode (extracted from PSR) */
179 int psrps; /* previous supervisor mode */
180 int psret; /* enable traps */
3475187d 181 uint32_t psrpil; /* interrupt level */
e80cfcfc 182 int psref; /* enable fpu */
62724a37 183 target_ulong version;
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184 jmp_buf jmp_env;
185 int user_mode_only;
186 int exception_index;
187 int interrupt_index;
188 int interrupt_request;
ba3c64fb 189 int halted;
cf495bcf 190 /* NOTE: we allow 8 more registers to handle wrapping */
af7bf89b 191 target_ulong regbase[NWINDOWS * 16 + 8];
d720b93d 192
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193 CPU_COMMON
194
e8af50a3 195 /* MMU regs */
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196#if defined(TARGET_SPARC64)
197 uint64_t lsu;
198#define DMMU_E 0x8
199#define IMMU_E 0x4
200 uint64_t immuregs[16];
201 uint64_t dmmuregs[16];
202 uint64_t itlb_tag[64];
203 uint64_t itlb_tte[64];
204 uint64_t dtlb_tag[64];
205 uint64_t dtlb_tte[64];
206#else
e8af50a3 207 uint32_t mmuregs[16];
3475187d 208#endif
e8af50a3 209 /* temporary float registers */
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210 float32 ft0, ft1;
211 float64 dt0, dt1;
7a0e1f41 212 float_status fp_status;
af7bf89b 213#if defined(TARGET_SPARC64)
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214#define MAXTL 4
215 uint64_t t0, t1, t2;
216 uint64_t tpc[MAXTL];
217 uint64_t tnpc[MAXTL];
218 uint64_t tstate[MAXTL];
219 uint32_t tt[MAXTL];
220 uint32_t xcc; /* Extended integer condition codes */
221 uint32_t asi;
222 uint32_t pstate;
223 uint32_t tl;
224 uint32_t cansave, canrestore, otherwin, wstate, cleanwin;
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225 uint64_t agregs[8]; /* alternate general registers */
226 uint64_t bgregs[8]; /* backup for normal global registers */
227 uint64_t igregs[8]; /* interrupt general registers */
228 uint64_t mgregs[8]; /* mmu general registers */
3475187d 229 uint64_t fprs;
83469015 230 uint64_t tick_cmpr, stick_cmpr;
20c9f095 231 void *tick, *stick;
725cb90b 232 uint64_t gsr;
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233 uint32_t gl; // UA2005
234 /* UA 2005 hyperprivileged registers */
235 uint64_t hpstate, htstate[MAXTL], hintp, htba, hver, hstick_cmpr, ssr;
20c9f095 236 void *hstick; // UA 2005
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237#endif
238#if !defined(TARGET_SPARC64) && !defined(reg_T2)
239 target_ulong t2;
af7bf89b 240#endif
7a3f1944 241} CPUSPARCState;
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242#if defined(TARGET_SPARC64)
243#define GET_FSR32(env) (env->fsr & 0xcfc1ffff)
244#define PUT_FSR32(env, val) do { uint32_t _tmp = val; \
245 env->fsr = (_tmp & 0xcfc1c3ff) | (env->fsr & 0x3f00000000ULL); \
246 } while (0)
247#define GET_FSR64(env) (env->fsr & 0x3fcfc1ffffULL)
248#define PUT_FSR64(env, val) do { uint64_t _tmp = val; \
249 env->fsr = _tmp & 0x3fcfc1c3ffULL; \
250 } while (0)
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251#else
252#define GET_FSR32(env) (env->fsr)
3e736bf4 253#define PUT_FSR32(env, val) do { uint32_t _tmp = val; \
9143e598 254 env->fsr = (_tmp & 0xcfc1dfff) | (env->fsr & 0x000e0000); \
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255 } while (0)
256#endif
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257
258CPUSPARCState *cpu_sparc_init(void);
259int cpu_sparc_exec(CPUSPARCState *s);
260int cpu_sparc_close(CPUSPARCState *s);
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261int sparc_find_by_name (const unsigned char *name, const sparc_def_t **def);
262void sparc_cpu_list (FILE *f, int (*cpu_fprintf)(FILE *f, const char *fmt,
263 ...));
264int cpu_sparc_register (CPUSPARCState *env, const sparc_def_t *def);
7a3f1944 265
62724a37 266#define GET_PSR(env) (env->version | (env->psr & PSR_ICC) | \
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267 (env->psref? PSR_EF : 0) | \
268 (env->psrpil << 8) | \
269 (env->psrs? PSR_S : 0) | \
afc7df11 270 (env->psrps? PSR_PS : 0) | \
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271 (env->psret? PSR_ET : 0) | env->cwp)
272
273#ifndef NO_CPU_IO_DEFS
274void cpu_set_cwp(CPUSPARCState *env1, int new_cwp);
275#endif
276
277#define PUT_PSR(env, val) do { int _tmp = val; \
af7bf89b 278 env->psr = _tmp & PSR_ICC; \
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279 env->psref = (_tmp & PSR_EF)? 1 : 0; \
280 env->psrpil = (_tmp & PSR_PIL) >> 8; \
281 env->psrs = (_tmp & PSR_S)? 1 : 0; \
282 env->psrps = (_tmp & PSR_PS)? 1 : 0; \
283 env->psret = (_tmp & PSR_ET)? 1 : 0; \
d4218d99 284 cpu_set_cwp(env, _tmp & PSR_CWP); \
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285 } while (0)
286
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287#ifdef TARGET_SPARC64
288#define GET_CCR(env) ((env->xcc << 4) | (env->psr & PSR_ICC))
289#define PUT_CCR(env, val) do { int _tmp = val; \
290 env->xcc = _tmp >> 4; \
291 env->psr = (_tmp & 0xf) << 20; \
292 } while (0)
293#endif
294
5a7b542b 295int cpu_sparc_signal_handler(int host_signum, void *pinfo, void *puc);
b4f0a316 296void raise_exception(int tt);
5dcb6b91 297void do_unassigned_access(target_phys_addr_t addr, int is_write, int is_exec,
6c36d3fa 298 int is_asi);
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299void do_tick_set_count(void *opaque, uint64_t count);
300uint64_t do_tick_get_count(void *opaque);
301void do_tick_set_limit(void *opaque, uint64_t limit);
7a3f1944 302
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303#include "cpu-all.h"
304
305#endif