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root/cebix/SheepShaver/src/Unix/sysdeps.h

Comparing SheepShaver/src/Unix/sysdeps.h (file contents):
Revision 1.6 by gbeauche, 2003-09-29T08:27:56Z vs.
Revision 1.16 by gbeauche, 2003-11-28T22:13:49Z

#	Line 68 | Line 68
68		#define POWERPC_ROM 1
69
70		#if EMULATED_PPC
71	+	// Handle interrupts asynchronously?
72	+	#define ASYNC_IRQ 0
73		// Mac ROM is write protected when banked memory is used
74		#if REAL_ADDRESSING || DIRECT_ADDRESSING
75		# define ROM_IS_WRITE_PROTECTED 0
#	Line 75 | Line 77
77		#else
78		# define ROM_IS_WRITE_PROTECTED 1
79		#endif
80	+	// Configure PowerPC emulator
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 1
85	+	#define KPX_MAX_CPUS 1
86		#else
87		// Mac ROM is write protected
88		#define ROM_IS_WRITE_PROTECTED 1
#	Line 125 | Line 133 | typedef int64 intptr;
133		#error "Unsupported size of pointer"
134		#endif
135
136	<	// Helper functions to byteswap data
136	>	/**
137	>	*              Helper functions to byteswap data
138	>	**/
139	>
140	>	#if defined(__GNUC__)
141	>	#if defined(__x86_64__)
142	>	// Linux/AMD64 currently has no asm optimized bswap_32() in <byteswap.h>
143	>	#define opt_bswap_32 do_opt_bswap_32
144	>	static inline uint32 do_opt_bswap_32(uint32 x)
145	>	{
146	>	uint32 v;
147	>	__asm__ __volatile__ ("bswap %0" : "=r" (v) : "0" (x));
148	>	return v;
149	>	}
150	>	#endif
151	>	#endif
152	>
153		#ifdef HAVE_BYTESWAP_H
154		#include <byteswap.h>
155		#endif
156
157	+	#ifdef  opt_bswap_16
158	+	#undef  bswap_16
159	+	#define bswap_16 opt_bswap_16
160	+	#endif
161		#ifndef bswap_16
162		#define bswap_16 generic_bswap_16
163		#endif
#	Line 139 | Line 167 | static inline uint16 generic_bswap_16(ui
167		return ((x & 0xff) << 8) | ((x >> 8) & 0xff);
168		}
169
170	+	#ifdef  opt_bswap_32
171	+	#undef  bswap_32
172	+	#define bswap_32 opt_bswap_32
173	+	#endif
174		#ifndef bswap_32
175		#define bswap_32 generic_bswap_32
176		#endif
#	Line 151 | Line 183 | static inline uint32 generic_bswap_32(ui
183		((x & 0x000000ff) << 24) );
184		}
185
186	+	#ifdef  opt_bswap_64
187	+	#undef  bswap_64
188	+	#define bswap_64 opt_bswap_64
189	+	#endif
190		#ifndef bswap_64
191		#define bswap_64 generic_bswap_64
192		#endif
#	Line 282 | Line 318 | static inline int testandset(int *p)
318		#define HAVE_SPINLOCKS 1
319		typedef int spinlock_t;
320
321	<	const spinlock_t SPIN_LOCK_UNLOCKED = 0;
321	>	static const spinlock_t SPIN_LOCK_UNLOCKED = 0;
322
323		static inline void spin_lock(spinlock_t *lock)
324		{

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