URL https://opencores.org/ocsvn/openrisc_me/openrisc_me/trunk

Subversion Repositories openrisc_me

[/] [openrisc/] [trunk/] [gnu-src/] [newlib-1.17.0/] [newlib/] [libm/] [mathfp/] [sf_ispos.c] - Blame information for rev 179

Go to most recent revision | Details | Compare with Previous | View Log


 
/* @(#)z_isposf.c 1.0 98/08/13 */
/******************************************************************
 * Positive value test
 *
 * Input:
 *   x - floating point value
 *
 * Output:
 *   An integer that indicates if the number is positive.
 *
 * Description:
 *   This routine returns an integer that indicates if the number
 *   passed in is positive (1) or negative (0).
 *
 *****************************************************************/
 
#include "fdlibm.h"
#include "zmath.h"
 
int isposf (float x)
{
  __int32_t wx;
 
  GET_FLOAT_WORD (wx, x);
 
  if (wx & 0x80000000)
    return (0);
  else
    return (1);
}
 
#ifdef _DOUBLE_IS_32BITS
 
int ispos (double x)
{
  return isposf ((float) x);
}
 
#endif /* defined(_DOUBLE_IS_32BITS) */

Line No.	Rev	Author	Line
1	148	jeremybenn
2			`/* @(#)z_isposf.c 1.0 98/08/13 */`
3			`/******************************************************************`
4			`* Positive value test`
5			`*`
6			`* Input:`
7			`* x - floating point value`
8			`*`
9			`* Output:`
10			`* An integer that indicates if the number is positive.`
11			`*`
12			`* Description:`
13			`* This routine returns an integer that indicates if the number`
14			`* passed in is positive (1) or negative (0).`
15			`*`
16			`*****************************************************************/`
17
18			`#include "fdlibm.h"`
19			`#include "zmath.h"`
20
21			`int isposf (float x)`
22			`{`
23			`__int32_t wx;`
24
25			`GET_FLOAT_WORD (wx, x);`
26
27			`if (wx & 0x80000000)`
28			`return (0);`
29			`else`
30			`return (1);`
31			`}`
32
33			`#ifdef _DOUBLE_IS_32BITS`
34
35			`int ispos (double x)`
36			`{`
37			`return isposf ((float) x);`
38			`}`
39
40			`#endif /* defined(_DOUBLE_IS_32BITS) */`

Browse

Tools

Subversion Repositories openrisc_me

[/] [openrisc/] [trunk/] [gnu-src/] [newlib-1.17.0/] [newlib/] [libm/] [mathfp/] [sf_ispos.c] - Blame information for rev 179