Contributors: 6
| Author |
Tokens |
Token Proportion |
Commits |
Commit Proportion |
| Linus Torvalds (pre-git) |
128 |
86.49% |
3 |
37.50% |
| Kumar Gala |
11 |
7.43% |
1 |
12.50% |
| Liu Yu |
6 |
4.05% |
1 |
12.50% |
| Harvey Harrison |
1 |
0.68% |
1 |
12.50% |
| Linus Torvalds |
1 |
0.68% |
1 |
12.50% |
| Greg Kroah-Hartman |
1 |
0.68% |
1 |
12.50% |
| Total |
148 |
|
8 |
|
// SPDX-License-Identifier: GPL-2.0
#include <linux/types.h>
#include <linux/errno.h>
#include <linux/uaccess.h>
#include <asm/sfp-machine.h>
#include <math-emu/soft-fp.h>
#include <math-emu/double.h>
int
fsqrt(void *frD, void *frB)
{
FP_DECL_D(B);
FP_DECL_D(R);
FP_DECL_EX;
#ifdef DEBUG
printk("%s: %p %p %p %p\n", __func__, frD, frB);
#endif
FP_UNPACK_DP(B, frB);
#ifdef DEBUG
printk("B: %ld %lu %lu %ld (%ld)\n", B_s, B_f1, B_f0, B_e, B_c);
#endif
if (B_s && B_c != FP_CLS_ZERO)
FP_SET_EXCEPTION(EFLAG_VXSQRT);
if (B_c == FP_CLS_NAN)
FP_SET_EXCEPTION(EFLAG_VXSNAN);
FP_SQRT_D(R, B);
#ifdef DEBUG
printk("R: %ld %lu %lu %ld (%ld)\n", R_s, R_f1, R_f0, R_e, R_c);
#endif
__FP_PACK_D(frD, R);
return FP_CUR_EXCEPTIONS;
}