/**
 * This code is released under a BSD License.
 */

#ifndef SIMDCOMPUTIL_H_
#define SIMDCOMPUTIL_H_

#include <emmintrin.h>// SSE2 is required
#include <stdint.h> // use a C99-compliant compiler, please




// returns the integer logarithm of v (bit width)
uint32_t bits(const uint32_t v);

// max integer logarithm over a range of SIMDBlockSize integers (128 integer)
uint32_t maxbits(const uint32_t * begin);

enum{ SIMDBlockSize = 128};

// like maxbit over 128 integers (SIMDBlockSize) with provided initial value
// and using differential coding
uint32_t simdmaxbitsd1(uint32_t initvalue, const uint32_t * in);




#endif /* SIMDCOMPUTIL_H_ */