s_countLeadingZeros32.c File Reference

#include <stdint.h>
#include "platform.h"
#include "primitives.h"

Include dependency graph for s_countLeadingZeros32.c:

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Macros
#define	softfloat_countLeadingZeros32   softfloat_countLeadingZeros32

Functions
uint_fast8_t	softfloat_countLeadingZeros32 (uint32_t a)

Macro Definition Documentation

softfloat_countLeadingZeros32

#define softfloat_countLeadingZeros32   softfloat_countLeadingZeros32

Definition at line 42 of file s_countLeadingZeros32.c.

Function Documentation

softfloat_countLeadingZeros32()

uint_fast8_t softfloat_countLeadingZeros32

(

uint32_t

a

)

Definition at line 45 of file s_countLeadingZeros32.c.

{
    uint_fast8_t count;
 
    count = 0;
    if ( a < 0x10000 ) {
        count = 16;
        a <<= 16;
    }
    if ( a < 0x1000000 ) {
        count += 8;
        a <<= 8;
    }
    count += softfloat_countLeadingZeros8[a>>24];
    return count;
 
}