| s_cexpf.c (219359) | s_cexpf.c (226413) |
|---|---|
| 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/s_cexpf.c 219359 2011-03-07 03:09:24Z das $"); | 28__FBSDID("$FreeBSD: head/lib/msun/src/s_cexpf.c 226413 2011-10-16 05:37:01Z das $"); |
| 29 30#include <complex.h> 31#include <math.h> 32 33#include "math_private.h" 34 35static const uint32_t 36exp_ovfl = 0x42b17218, /* MAX_EXP * ln2 ~= 88.722839355 */ --- 15 unchanged lines hidden (view full) --- 52 53 GET_FLOAT_WORD(hy, y); 54 hy &= 0x7fffffff; 55 56 /* cexp(x + I 0) = exp(x) + I 0 */ 57 if (hy == 0) 58 return (cpackf(expf(x), y)); 59 GET_FLOAT_WORD(hx, x); | 29 30#include <complex.h> 31#include <math.h> 32 33#include "math_private.h" 34 35static const uint32_t 36exp_ovfl = 0x42b17218, /* MAX_EXP * ln2 ~= 88.722839355 */ --- 15 unchanged lines hidden (view full) --- 52 53 GET_FLOAT_WORD(hy, y); 54 hy &= 0x7fffffff; 55 56 /* cexp(x + I 0) = exp(x) + I 0 */ 57 if (hy == 0) 58 return (cpackf(expf(x), y)); 59 GET_FLOAT_WORD(hx, x); |
| 60 /* cexp(0 + I y) = cos(y) + I sin(y) */ 61 if ((hx & 0x7fffffff) == 0) 62 return (cpackf(cosf(y), sinf(y))); 63 |
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| 60 if (hy >= 0x7f800000) { 61 if ((hx & 0x7fffffff) != 0x7f800000) { 62 /* cexp(finite|NaN +- I Inf|NaN) = NaN + I NaN */ 63 return (cpackf(y - y, y - y)); 64 } else if (hx & 0x80000000) { 65 /* cexp(-Inf +- I Inf|NaN) = 0 + I 0 */ 66 return (cpackf(0.0, 0.0)); 67 } else { --- 31 unchanged lines hidden --- | 64 if (hy >= 0x7f800000) { 65 if ((hx & 0x7fffffff) != 0x7f800000) { 66 /* cexp(finite|NaN +- I Inf|NaN) = NaN + I NaN */ 67 return (cpackf(y - y, y - y)); 68 } else if (hx & 0x80000000) { 69 /* cexp(-Inf +- I Inf|NaN) = 0 + I 0 */ 70 return (cpackf(0.0, 0.0)); 71 } else { --- 31 unchanged lines hidden --- |