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root/cebix/BasiliskII/src/uae_cpu/fpu/impl.h

Comparing BasiliskII/src/uae_cpu/fpu/impl.h (file contents):
Revision 1.1 by gbeauche, 2002-09-13T12:50:40Z vs.
Revision 1.5 by gbeauche, 2008-01-01T09:40:36Z

#	Line 1 | Line 1
1		/*
2		*  fpu/impl.h - extra functions and inline implementations
3		*
4	<	*  Basilisk II (C) 1997-1999 Christian Bauer
4	>	*  Basilisk II (C) 1997-2008 Christian Bauer
5		*
6		*  MC68881/68040 fpu emulation
7		*
#	Line 48 | Line 48
48		#ifdef FPU_X86
49
50		/* Return the floating-point status register in m68k format */
51	<	PUBLIC inline uae_u32 FFPU get_fpsr(void)
51	>	static inline uae_u32 FFPU get_fpsr(void)
52		{
53		return  to_m68k_fpcond[(x86_status_word & 0x4700) >> 8]
54		|       FPU fpsr.quotient
#	Line 58 | Line 58 | PUBLIC inline uae_u32 FFPU get_fpsr(void
58		}
59
60		/* Set the floating-point status register from an m68k format */
61	<	PUBLIC inline void FFPU set_fpsr(uae_u32 new_fpsr)
61	>	static inline void FFPU set_fpsr(uae_u32 new_fpsr)
62		{
63		x86_status_word = to_host_fpcond[(new_fpsr & FPSR_CCB) >> 24 ]
64		| exception_mac2host[(new_fpsr & FPSR_EXCEPTION_STATUS) >> 8];
#	Line 74 | Line 74 | PUBLIC inline void FFPU set_fpsr(uae_u32
74		#ifndef FPU_X86
75
76		/* Return the floating-point status register in m68k format */
77	<	PUBLIC inline uae_u32 FFPU get_fpsr(void)
77	>	static inline uae_u32 FFPU get_fpsr(void)
78		{
79		uae_u32 condition_codes         = get_fpccr();
80		uae_u32 exception_status        = get_exception_status();
#	Line 84 | Line 84 | PUBLIC inline uae_u32 FFPU get_fpsr(void
84		}
85
86		/* Set the floating-point status register from an m68k format */
87	<	PUBLIC inline void FFPU set_fpsr(uae_u32 new_fpsr)
87	>	static inline void FFPU set_fpsr(uae_u32 new_fpsr)
88		{
89		set_fpccr                                       ( new_fpsr & FPSR_CCB                           );
90		set_exception_status            ( new_fpsr & FPSR_EXCEPTION_STATUS      );
#	Line 99 | Line 99 | PUBLIC inline void FFPU set_fpsr(uae_u32
99		/* -------------------------------------------------------------------------- */
100
101		/* Return the floating-point control register in m68k format */
102	<	PUBLIC inline uae_u32 FFPU get_fpcr(void)
102	>	static inline uae_u32 FFPU get_fpcr(void)
103		{
104		uae_u32 rounding_precision      = get_rounding_precision();
105		uae_u32 rounding_mode           = get_rounding_mode();
#	Line 107 | Line 107 | PUBLIC inline uae_u32 FFPU get_fpcr(void
107		}
108
109		/* Set the floating-point control register from an m68k format */
110	<	PUBLIC inline void FFPU set_fpcr(uae_u32 new_fpcr)
110	>	static inline void FFPU set_fpcr(uae_u32 new_fpcr)
111		{
112		set_rounding_precision          ( new_fpcr & FPCR_ROUNDING_PRECISION);
113		set_rounding_mode                       ( new_fpcr & FPCR_ROUNDING_MODE         );
#	Line 121 | Line 121 | PUBLIC inline void FFPU set_fpcr(uae_u32
121		#ifdef FPU_X86
122
123		/* Retrieve a floating-point register value and convert it to double precision */
124	<	PUBLIC inline double FFPU fpu_get_register(int r)
124	>	static inline double FFPU fpu_get_register(int r)
125		{
126		double f;
127		__asm__ __volatile__("fldt %1\n\tfstpl %0" : "=m" (f) : "m" (FPU registers[r]));
#	Line 137 | Line 137 | PUBLIC inline double FFPU fpu_get_regist
137		#if defined(FPU_UAE) || defined(FPU_IEEE)
138
139		/* Retrieve a floating-point register value and convert it to double precision */
140	<	PUBLIC inline double FFPU fpu_get_register(int r)
140	>	static inline double FFPU fpu_get_register(int r)
141		{
142		return FPU registers[r];
143		}

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