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Code Issues Wiki Activity

[sky9x] Compilation problem

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This commit is contained in:
bsongis 2012-09-09 17:36:25 +00:00
parent 993eba0af5
commit f72926fb74
1 changed files with 8 additions and 1 deletions
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9
src/open9x.h
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@ -829,7 +829,7 @@ inline int32_t calc100toRESX(register int8_t x)
return ((uint32_t)x*655)>>6 ; return ((uint32_t)x*655)>>6 ;
} }
inline int16_t calc1000toRESX( register int32_t x) // improve calc time by Pat MacKenzie inline int16_t calc1000toRESX(register int32_t x) // improve calc time by Pat MacKenzie
{ {
register int32_t y = x>>5; register int32_t y = x>>5;
x+=y; x+=y;
@ -838,6 +838,13 @@ inline int16_t calc1000toRESX( register int32_t x) // improve calc time by Pat
return x+(y>>2); return x+(y>>2);
// return x + x/32 - x/128 + x/512; // return x + x/32 - x/128 + x/512;
} }
inline int16_t calcRESXto1000(register int32_t x)
{
// *1000/1024 = x - x/32 + x/128
return (x - x/32 + x/128 - x/512);
}
#else #else
extern int16_t calc100toRESX(int8_t x); extern int16_t calc100toRESX(int8_t x);
extern int16_t calc1000toRESX(int16_t x); extern int16_t calc1000toRESX(int16_t x);