| k_expf.c (230371) | k_expf.c (275819) |
|---|---|
| 1/*- 2 * Copyright (c) 2011 David Schultz <das@FreeBSD.ORG> 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright --- 11 unchanged lines hidden (view full) --- 20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24 * SUCH DAMAGE. 25 */ 26 27#include <sys/cdefs.h> | 1/*- 2 * Copyright (c) 2011 David Schultz <das@FreeBSD.ORG> 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright --- 11 unchanged lines hidden (view full) --- 20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24 * SUCH DAMAGE. 25 */ 26 27#include <sys/cdefs.h> |
| 28__FBSDID("$FreeBSD: head/lib/msun/src/k_expf.c 230371 2012-01-20 07:02:42Z das $"); | 28__FBSDID("$FreeBSD: head/lib/msun/src/k_expf.c 275819 2014-12-16 09:21:56Z ed $"); |
| 29 30#include <complex.h> 31 32#include "math.h" 33#include "math_private.h" 34 35static const uint32_t k = 235; /* constant for reduction */ 36static const float kln2 = 162.88958740F; /* k * ln2 */ --- 40 unchanged lines hidden (view full) --- 77 exp_x = __frexp_expf(x, &ex_expt); 78 expt += ex_expt; 79 80 half_expt = expt / 2; 81 SET_FLOAT_WORD(scale1, (0x7f + half_expt) << 23); 82 half_expt = expt - half_expt; 83 SET_FLOAT_WORD(scale2, (0x7f + half_expt) << 23); 84 | 29 30#include <complex.h> 31 32#include "math.h" 33#include "math_private.h" 34 35static const uint32_t k = 235; /* constant for reduction */ 36static const float kln2 = 162.88958740F; /* k * ln2 */ --- 40 unchanged lines hidden (view full) --- 77 exp_x = __frexp_expf(x, &ex_expt); 78 expt += ex_expt; 79 80 half_expt = expt / 2; 81 SET_FLOAT_WORD(scale1, (0x7f + half_expt) << 23); 82 half_expt = expt - half_expt; 83 SET_FLOAT_WORD(scale2, (0x7f + half_expt) << 23); 84 |
| 85 return (cpackf(cosf(y) * exp_x * scale1 * scale2, | 85 return (CMPLXF(cosf(y) * exp_x * scale1 * scale2, |
| 86 sinf(y) * exp_x * scale1 * scale2)); 87} | 86 sinf(y) * exp_x * scale1 * scale2)); 87} |