/[qemu]/qemu/target-i386/exec.h
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revision 1.20 by bellard, Sat Jan 8 18:58:29 2005 UTC revision 1.21 by bellard, Sun Jan 23 20:44:55 2005 UTC
# Line 142  extern int loglevel; Line 142  extern int loglevel;
142  #include "cpu.h"  #include "cpu.h"
143  #include "exec-all.h"  #include "exec-all.h"
144    
145    /* XXX: add a generic FPU library */
146    
147    static inline double float32_to_float64(float a)
148    {
149        return a;
150    }
151    
152    static inline float float64_to_float32(double a)
153    {
154        return a;
155    }
156    
157    #if defined(__powerpc__)
158    /* better to call an helper on ppc */
159    float int32_to_float32(int32_t a);
160    double int32_to_float64(int32_t a);
161    #else
162    static inline float int32_to_float32(int32_t a)
163    {
164        return (float)a;
165    }
166    
167    static inline double int32_to_float64(int32_t a)
168    {
169        return (double)a;
170    }
171    #endif
172    
173    static inline float int64_to_float32(int64_t a)
174    {
175        return (float)a;
176    }
177    
178    static inline double int64_to_float64(int64_t a)
179    {
180        return (double)a;
181    }
182    
183  typedef struct CCTable {  typedef struct CCTable {
184      int (*compute_all)(void); /* return all the flags */      int (*compute_all)(void); /* return all the flags */
185      int (*compute_c)(void);  /* return the C flag */      int (*compute_c)(void);  /* return the C flag */
# Line 559  void restore_native_fp_state(CPUState *e Line 597  void restore_native_fp_state(CPUState *e
597  void save_native_fp_state(CPUState *env);  void save_native_fp_state(CPUState *env);
598  float approx_rsqrt(float a);  float approx_rsqrt(float a);
599  float approx_rcp(float a);  float approx_rcp(float a);
600    double helper_sqrt(double a);
601  int fpu_isnan(double a);  int fpu_isnan(double a);
602    
603  extern const uint8_t parity_table[256];  extern const uint8_t parity_table[256];

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