/* Copyright 2012 The ChromiumOS Authors
 * Use of this source code is governed by a BSD-style license that can be
 * found in the LICENSE file.
 */

/* Math utility functions for ARMv7 */

#ifndef __CROS_EC_FPU_H
#define __CROS_EC_FPU_H

#ifdef CONFIG_FPU
static inline float sqrtf(float v)
{
	float root;
	asm volatile("fsqrts %0, %1" : "=w"(root) : "w"(v));
	return root;
}

static inline float fabsf(float v)
{
	float root;
	asm volatile("fabss %0, %1" : "=w"(root) : "w"(v));
	return root;
}
#endif /* CONFIG_FPU */

#endif /* __CROS_EC_FPU_H */