274 |
274 |
#define cpu_gen_code cpu_alpha_gen_code
|
275 |
275 |
#define cpu_signal_handler cpu_alpha_signal_handler
|
276 |
276 |
|
277 |
|
static inline int cpu_mmu_index (CPUState *env)
|
278 |
|
{
|
279 |
|
return (env->ps >> 3) & 1;
|
280 |
|
}
|
281 |
|
|
282 |
277 |
#include "cpu-all.h"
|
283 |
278 |
|
284 |
279 |
enum {
|
... | ... | |
305 |
300 |
EXCP_STQ_C,
|
306 |
301 |
};
|
307 |
302 |
|
308 |
|
/* Arithmetic exception */
|
309 |
|
#define EXC_M_IOV (1<<16) /* Integer Overflow */
|
310 |
|
#define EXC_M_INE (1<<15) /* Inexact result */
|
311 |
|
#define EXC_M_UNF (1<<14) /* Underflow */
|
312 |
|
#define EXC_M_FOV (1<<13) /* Overflow */
|
313 |
|
#define EXC_M_DZE (1<<12) /* Division by zero */
|
314 |
|
#define EXC_M_INV (1<<11) /* Invalid operation */
|
315 |
|
#define EXC_M_SWC (1<<10) /* Software completion */
|
|
303 |
/* Hardware interrupt (entInt) constants. */
|
|
304 |
enum {
|
|
305 |
INT_K_IP,
|
|
306 |
INT_K_CLK,
|
|
307 |
INT_K_MCHK,
|
|
308 |
INT_K_DEV,
|
|
309 |
INT_K_PERF,
|
|
310 |
};
|
|
311 |
|
|
312 |
/* Memory management (entMM) constants. */
|
|
313 |
enum {
|
|
314 |
MM_K_TNV,
|
|
315 |
MM_K_ACV,
|
|
316 |
MM_K_FOR,
|
|
317 |
MM_K_FOE,
|
|
318 |
MM_K_FOW
|
|
319 |
};
|
|
320 |
|
|
321 |
/* Arithmetic exception (entArith) constants. */
|
|
322 |
enum {
|
|
323 |
EXC_M_SWC = 1, /* Software completion */
|
|
324 |
EXC_M_INV = 2, /* Invalid operation */
|
|
325 |
EXC_M_DZE = 4, /* Division by zero */
|
|
326 |
EXC_M_FOV = 8, /* Overflow */
|
|
327 |
EXC_M_UNF = 16, /* Underflow */
|
|
328 |
EXC_M_INE = 32, /* Inexact result */
|
|
329 |
EXC_M_IOV = 64 /* Integer Overflow */
|
|
330 |
};
|
|
331 |
|
|
332 |
/* Processor status constants. */
|
|
333 |
enum {
|
|
334 |
/* Low 3 bits are interrupt mask level. */
|
|
335 |
PS_INT_MASK = 7,
|
|
336 |
|
|
337 |
/* Bits 4 and 5 are the mmu mode. The VMS PALcode uses all 4 modes;
|
|
338 |
The Unix PALcode only uses bit 4. */
|
|
339 |
PS_USER_MODE = 8
|
|
340 |
};
|
|
341 |
|
|
342 |
static inline int cpu_mmu_index(CPUState *env)
|
|
343 |
{
|
|
344 |
return (env->ps & PS_USER_MODE) != 0;
|
|
345 |
}
|
316 |
346 |
|
317 |
347 |
enum {
|
318 |
348 |
IR_V0 = 0,
|