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root/cebix/SheepShaver/src/Unix/sysdeps.h
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Comparing SheepShaver/src/Unix/sysdeps.h (file contents):
Revision 1.14 by gbeauche, 2003-11-11T11:32:24Z vs.
Revision 1.19 by gbeauche, 2003-12-31T18:16:55Z

# Line 81 | Line 81
81   #define PPC_CHECK_INTERRUPTS (ASYNC_IRQ ? 0 : 1)
82   #define PPC_DECODE_CACHE 1
83   #define PPC_FLIGHT_RECORDER 1
84 + #define PPC_PROFILE_COMPILE_TIME 0
85 + #define PPC_PROFILE_GENERIC_CALLS 0
86 + #define KPX_MAX_CPUS 1
87   #else
88   // Mac ROM is write protected
89   #define ROM_IS_WRITE_PROTECTED 1
# Line 131 | Line 134 | typedef int64 intptr;
134   #error "Unsupported size of pointer"
135   #endif
136  
137 < // Helper functions to byteswap data
137 > /**
138 > *              Helper functions to byteswap data
139 > **/
140 >
141 > #if defined(__GNUC__)
142 > #if defined(__x86_64__)
143 > // Linux/AMD64 currently has no asm optimized bswap_32() in <byteswap.h>
144 > #define opt_bswap_32 do_opt_bswap_32
145 > static inline uint32 do_opt_bswap_32(uint32 x)
146 > {
147 >  uint32 v;
148 >  __asm__ __volatile__ ("bswap %0" : "=r" (v) : "0" (x));
149 >  return v;
150 > }
151 > #endif
152 > #endif
153 >
154   #ifdef HAVE_BYTESWAP_H
155   #include <byteswap.h>
156   #endif
157  
158 + #ifdef  opt_bswap_16
159 + #undef  bswap_16
160 + #define bswap_16 opt_bswap_16
161 + #endif
162   #ifndef bswap_16
163   #define bswap_16 generic_bswap_16
164   #endif
# Line 145 | Line 168 | static inline uint16 generic_bswap_16(ui
168    return ((x & 0xff) << 8) | ((x >> 8) & 0xff);
169   }
170  
171 + #ifdef  opt_bswap_32
172 + #undef  bswap_32
173 + #define bswap_32 opt_bswap_32
174 + #endif
175   #ifndef bswap_32
176   #define bswap_32 generic_bswap_32
177   #endif
# Line 157 | Line 184 | static inline uint32 generic_bswap_32(ui
184                    ((x & 0x000000ff) << 24) );
185   }
186  
187 + #ifdef  opt_bswap_64
188 + #undef  bswap_64
189 + #define bswap_64 opt_bswap_64
190 + #endif
191   #ifndef bswap_64
192   #define bswap_64 generic_bswap_64
193   #endif
# Line 313 | Line 344 | typedef struct timespec tm_time_t;
344   typedef struct timeval tm_time_t;
345   #endif
346  
347 + // Timing functions
348 + extern uint64 GetTicks_usec(void);
349 + extern void Delay_usec(uint32 usec);
350 +
351   // Setup pthread attributes
352   extern void Set_pthread_attr(pthread_attr_t *attr, int priority);
353  
# Line 324 | Line 359 | typedef struct rgb_color {
359          uint8           alpha;
360   } rgb_color;
361  
362 + // X11 display fast locks
363 + #ifdef HAVE_SPINLOCKS
364 + #define X11_LOCK_TYPE spinlock_t
365 + #define X11_LOCK_INIT SPIN_LOCK_UNLOCKED
366 + #define XDisplayLock() spin_lock(&x_display_lock)
367 + #define XDisplayUnlock() spin_unlock(&x_display_lock)
368 + #elif defined(HAVE_PTHREADS)
369 + #define X11_LOCK_TYPE pthread_mutex_t
370 + #define X11_LOCK_INIT PTHREAD_MUTEX_INITIALIZER
371 + #define XDisplayLock() pthread_mutex_lock(&x_display_lock);
372 + #define XDisplayUnlock() pthread_mutex_unlock(&x_display_lock);
373 + #else
374 + #define XDisplayLock()
375 + #define XDisplayUnlock()
376 + #endif
377 + #ifdef X11_LOCK_TYPE
378 + extern X11_LOCK_TYPE x_display_lock;
379 + #endif
380 +
381   // Macro for calling MacOS routines
382   #define CallMacOS(type, tvect) call_macos((uint32)tvect)
383   #define CallMacOS1(type, tvect, arg1) call_macos1((uint32)tvect, (uint32)arg1)

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