mirror of
https://github.com/RaySollium99/picodrive.git
synced 2025-09-05 15:27:46 -04:00
25eb407c56
git-svn-id: file:///home/notaz/opt/svn/PicoDrive@852 be3aeb3a-fb24-0410-a615-afba39da0efa
67 lines
1.4 KiB
C
67 lines
1.4 KiB
C
#ifndef __PPROF_H__
|
|
#define __PPROF_H__
|
|
|
|
enum pprof_points {
|
|
pp_main,
|
|
pp_frame,
|
|
pp_draw,
|
|
pp_sound,
|
|
pp_m68k,
|
|
pp_z80,
|
|
pp_msh2,
|
|
pp_ssh2,
|
|
pp_dummy,
|
|
pp_total_points
|
|
};
|
|
|
|
struct pp_counters
|
|
{
|
|
unsigned long long counter[pp_total_points];
|
|
};
|
|
|
|
extern struct pp_counters *pp_counters;
|
|
|
|
#ifdef __i386__
|
|
static __attribute__((always_inline)) inline unsigned int pprof_get_one(void)
|
|
{
|
|
unsigned long long ret;
|
|
__asm__ __volatile__ ("rdtsc" : "=A" (ret));
|
|
return (unsigned int)ret;
|
|
}
|
|
#define unglitch_timer(x)
|
|
|
|
#elif defined(__GP2X__)
|
|
// XXX: MMSP2 only, timer sometimes seems to return lower vals?
|
|
extern volatile unsigned long *gp2x_memregl;
|
|
#define pprof_get_one() (unsigned int)gp2x_memregl[0x0a00 >> 2]
|
|
#define unglitch_timer(di) \
|
|
if ((signed int)(di) < 0) di = 0
|
|
|
|
#else
|
|
#error no timer
|
|
#endif
|
|
|
|
#define pprof_start(point) { \
|
|
unsigned int pp_start_##point = pprof_get_one()
|
|
|
|
#define pprof_end(point) \
|
|
{ \
|
|
unsigned int di = pprof_get_one() - pp_start_##point; \
|
|
unglitch_timer(di); \
|
|
pp_counters->counter[pp_##point] += di; \
|
|
} \
|
|
}
|
|
|
|
// subtract for recursive stuff
|
|
#define pprof_end_sub(point) \
|
|
{ \
|
|
unsigned int di = pprof_get_one() - pp_start_##point; \
|
|
unglitch_timer(di); \
|
|
pp_counters->counter[pp_##point] -= di; \
|
|
} \
|
|
}
|
|
|
|
extern void pprof_init(void);
|
|
extern void pprof_finish(void);
|
|
|
|
#endif // __PPROF_H__
|