|
Last change
on this file since 471 was
444,
checked in by satin@…, 6 years ago
|
|
add newlib,libalmos-mkh, restructure shared_syscalls.h and mini-libc
|
|
File size:
938 bytes
|
| Line | |
|---|
| 1 | /* sf_fabs.c -- float version of s_fabs.c. |
|---|
| 2 | * Conversion to float by Ian Lance Taylor, Cygnus Support, ian@cygnus.com. |
|---|
| 3 | */ |
|---|
| 4 | |
|---|
| 5 | /* |
|---|
| 6 | * ==================================================== |
|---|
| 7 | * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. |
|---|
| 8 | * |
|---|
| 9 | * Developed at SunPro, a Sun Microsystems, Inc. business. |
|---|
| 10 | * Permission to use, copy, modify, and distribute this |
|---|
| 11 | * software is freely granted, provided that this notice |
|---|
| 12 | * is preserved. |
|---|
| 13 | * ==================================================== |
|---|
| 14 | */ |
|---|
| 15 | |
|---|
| 16 | /* |
|---|
| 17 | * fabsf(x) returns the absolute value of x. |
|---|
| 18 | */ |
|---|
| 19 | |
|---|
| 20 | #include "fdlibm.h" |
|---|
| 21 | |
|---|
| 22 | #ifdef __STDC__ |
|---|
| 23 | float fabsf(float x) |
|---|
| 24 | #else |
|---|
| 25 | float fabsf(x) |
|---|
| 26 | float x; |
|---|
| 27 | #endif |
|---|
| 28 | { |
|---|
| 29 | __uint32_t ix; |
|---|
| 30 | GET_FLOAT_WORD(ix,x); |
|---|
| 31 | SET_FLOAT_WORD(x,ix&0x7fffffff); |
|---|
| 32 | return x; |
|---|
| 33 | } |
|---|
| 34 | |
|---|
| 35 | #ifdef _DOUBLE_IS_32BITS |
|---|
| 36 | |
|---|
| 37 | #ifdef __STDC__ |
|---|
| 38 | double fabs(double x) |
|---|
| 39 | #else |
|---|
| 40 | double fabs(x) |
|---|
| 41 | double x; |
|---|
| 42 | #endif |
|---|
| 43 | { |
|---|
| 44 | return (double) fabsf((float) x); |
|---|
| 45 | } |
|---|
| 46 | |
|---|
| 47 | #endif /* defined(_DOUBLE_IS_32BITS) */ |
|---|
Note: See
TracBrowser
for help on using the repository browser.
