44 |
|
#include <string.h> |
45 |
|
#include <signal.h> |
46 |
|
|
47 |
+ |
#ifdef HAVE_PTHREADS |
48 |
+ |
# include <pthread.h> |
49 |
+ |
#endif |
50 |
+ |
|
51 |
|
#ifdef HAVE_FCNTL_H |
52 |
|
# include <fcntl.h> |
53 |
|
#endif |
72 |
|
#define POWERPC_ROM 1 |
73 |
|
|
74 |
|
#if EMULATED_PPC |
71 |
– |
// Handle interrupts asynchronously? |
72 |
– |
#define ASYNC_IRQ 0 |
75 |
|
// Mac ROM is write protected when banked memory is used |
76 |
|
#if REAL_ADDRESSING || DIRECT_ADDRESSING |
77 |
|
# define ROM_IS_WRITE_PROTECTED 0 |
80 |
|
# define ROM_IS_WRITE_PROTECTED 1 |
81 |
|
#endif |
82 |
|
// Configure PowerPC emulator |
83 |
< |
#define PPC_CHECK_INTERRUPTS (ASYNC_IRQ ? 0 : 1) |
83 |
> |
#define PPC_REENTRANT_JIT 1 |
84 |
> |
#define PPC_CHECK_INTERRUPTS 1 |
85 |
|
#define PPC_DECODE_CACHE 1 |
86 |
|
#define PPC_FLIGHT_RECORDER 1 |
87 |
|
#define PPC_PROFILE_COMPILE_TIME 0 |
88 |
|
#define PPC_PROFILE_GENERIC_CALLS 0 |
89 |
|
#define KPX_MAX_CPUS 1 |
90 |
+ |
#if defined(__i386__) |
91 |
+ |
#define DYNGEN_ASM_OPTS 1 |
92 |
+ |
#endif |
93 |
|
#else |
94 |
|
// Mac ROM is write protected |
95 |
|
#define ROM_IS_WRITE_PROTECTED 1 |
145 |
|
**/ |
146 |
|
|
147 |
|
#if defined(__GNUC__) |
148 |
< |
#if defined(__x86_64__) |
148 |
> |
#if defined(__x86_64__) || defined(__i386__) |
149 |
|
// Linux/AMD64 currently has no asm optimized bswap_32() in <byteswap.h> |
150 |
|
#define opt_bswap_32 do_opt_bswap_32 |
151 |
|
static inline uint32 do_opt_bswap_32(uint32 x) |
190 |
|
((x & 0x000000ff) << 24) ); |
191 |
|
} |
192 |
|
|
193 |
+ |
#if defined(__i386__) |
194 |
+ |
#define opt_bswap_64 do_opt_bswap_64 |
195 |
+ |
static inline uint64 do_opt_bswap_64(uint64 x) |
196 |
+ |
{ |
197 |
+ |
return (bswap_32(x >> 32) | (((uint64)bswap_32((uint32)x)) << 32)); |
198 |
+ |
} |
199 |
+ |
#endif |
200 |
+ |
|
201 |
|
#ifdef opt_bswap_64 |
202 |
|
#undef bswap_64 |
203 |
|
#define bswap_64 opt_bswap_64 |
231 |
|
// spin locks |
232 |
|
#ifdef __GNUC__ |
233 |
|
|
234 |
< |
#ifdef __powerpc__ |
234 |
> |
#if defined(__powerpc__) || defined(__ppc__) |
235 |
|
#define HAVE_TEST_AND_SET 1 |
236 |
|
static inline int testandset(volatile int *p) |
237 |
|
{ |
238 |
|
int ret; |
239 |
< |
__asm__ __volatile__("0: lwarx %0,0,%1 ;" |
240 |
< |
" xor. %0,%3,%0;" |
241 |
< |
" bne 1f;" |
242 |
< |
" stwcx. %2,0,%1;" |
243 |
< |
" bne- 0b;" |
239 |
> |
__asm__ __volatile__("0: lwarx %0,0,%1\n" |
240 |
> |
" xor. %0,%3,%0\n" |
241 |
> |
" bne 1f\n" |
242 |
> |
" stwcx. %2,0,%1\n" |
243 |
> |
" bne- 0b\n" |
244 |
|
"1: " |
245 |
|
: "=&r" (ret) |
246 |
|
: "r" (p), "r" (1), "r" (0) |
249 |
|
} |
250 |
|
#endif |
251 |
|
|
252 |
< |
#ifdef __i386__ |
252 |
> |
/* FIXME: SheepShaver occasionnally hangs with those locks */ |
253 |
> |
#if 0 && (defined(__i386__) || defined(__x86_64__)) |
254 |
|
#define HAVE_TEST_AND_SET 1 |
255 |
|
static inline int testandset(volatile int *p) |
256 |
|
{ |
257 |
< |
int ret; |
243 |
< |
long int readval; |
257 |
> |
long int ret; |
258 |
|
/* Note: the "xchg" instruction does not need a "lock" prefix */ |
259 |
< |
__asm__ __volatile__("xchgl %0, %1" |
260 |
< |
: "=r" (ret), "=m" (*p), "=a" (readval) |
259 |
> |
__asm__ __volatile__("xchgl %k0, %1" |
260 |
> |
: "=r" (ret), "=m" (*p) |
261 |
|
: "0" (1), "m" (*p) |
262 |
|
: "memory"); |
263 |
|
return ret; |
329 |
|
|
330 |
|
#endif /* __GNUC__ */ |
331 |
|
|
318 |
– |
#if HAVE_TEST_AND_SET |
319 |
– |
#define HAVE_SPINLOCKS 1 |
332 |
|
typedef volatile int spinlock_t; |
333 |
|
|
334 |
|
static const spinlock_t SPIN_LOCK_UNLOCKED = 0; |
335 |
|
|
336 |
+ |
#if HAVE_TEST_AND_SET |
337 |
+ |
#define HAVE_SPINLOCKS 1 |
338 |
|
static inline void spin_lock(spinlock_t *lock) |
339 |
|
{ |
340 |
|
while (testandset(lock)); |
349 |
|
{ |
350 |
|
return !testandset(lock); |
351 |
|
} |
352 |
+ |
#else |
353 |
+ |
static inline void spin_lock(spinlock_t *lock) |
354 |
+ |
{ |
355 |
+ |
} |
356 |
+ |
|
357 |
+ |
static inline void spin_unlock(spinlock_t *lock) |
358 |
+ |
{ |
359 |
+ |
} |
360 |
+ |
|
361 |
+ |
static inline int spin_trylock(spinlock_t *lock) |
362 |
+ |
{ |
363 |
+ |
return 1; |
364 |
+ |
} |
365 |
|
#endif |
366 |
|
|
367 |
|
// Time data type for Time Manager emulation |
375 |
|
extern uint64 GetTicks_usec(void); |
376 |
|
extern void Delay_usec(uint32 usec); |
377 |
|
|
378 |
+ |
#if defined(HAVE_PTHREADS) || (defined(__linux__) && defined(__powerpc__)) |
379 |
|
// Setup pthread attributes |
380 |
|
extern void Set_pthread_attr(pthread_attr_t *attr, int priority); |
381 |
+ |
#endif |
382 |
|
|
383 |
|
// Various definitions |
384 |
|
typedef struct rgb_color { |