| s_sin.c (176360) | s_sin.c (176385) |
|---|---|
| 1/* @(#)s_sin.c 5.1 93/09/24 */ 2/* 3 * ==================================================== 4 * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. 5 * 6 * Developed at SunPro, a Sun Microsystems, Inc. business. 7 * Permission to use, copy, modify, and distribute this 8 * software is freely granted, provided that this notice 9 * is preserved. 10 * ==================================================== 11 */ 12 | 1/* @(#)s_sin.c 5.1 93/09/24 */ 2/* 3 * ==================================================== 4 * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. 5 * 6 * Developed at SunPro, a Sun Microsystems, Inc. business. 7 * Permission to use, copy, modify, and distribute this 8 * software is freely granted, provided that this notice 9 * is preserved. 10 * ==================================================== 11 */ 12 |
| 13#ifndef lint 14static char rcsid[] = "$FreeBSD: head/lib/msun/src/s_sin.c 176360 2008-02-17 07:33:12Z das $"; 15#endif | 13#include <sys/cdefs.h> 14__FBSDID("$FreeBSD: head/lib/msun/src/s_sin.c 176385 2008-02-18 14:02:12Z bde $"); |
| 16 17/* sin(x) 18 * Return sine function of x. 19 * 20 * kernel function: 21 * __kernel_sin ... sine function on [-pi/4,pi/4] 22 * __kernel_cos ... cose function on [-pi/4,pi/4] 23 * __ieee754_rem_pio2 ... argument reduction routine --- 19 unchanged lines hidden (view full) --- 43 * 44 * Accuracy: 45 * TRIG(x) returns trig(x) nearly rounded 46 */ 47 48#include <float.h> 49 50#include "math.h" | 15 16/* sin(x) 17 * Return sine function of x. 18 * 19 * kernel function: 20 * __kernel_sin ... sine function on [-pi/4,pi/4] 21 * __kernel_cos ... cose function on [-pi/4,pi/4] 22 * __ieee754_rem_pio2 ... argument reduction routine --- 19 unchanged lines hidden (view full) --- 42 * 43 * Accuracy: 44 * TRIG(x) returns trig(x) nearly rounded 45 */ 46 47#include <float.h> 48 49#include "math.h" |
| 50#define INLINE_REM_PIO2 |
|
| 51#include "math_private.h" | 51#include "math_private.h" |
| 52#include "e_rem_pio2.c" |
|
| 52 53double 54sin(double x) 55{ 56 double y[2],z=0.0; 57 int32_t n, ix; 58 59 /* High word of x. */ --- 29 unchanged lines hidden --- | 53 54double 55sin(double x) 56{ 57 double y[2],z=0.0; 58 int32_t n, ix; 59 60 /* High word of x. */ --- 29 unchanged lines hidden --- |