Contributors: 5
| Author |
Tokens |
Token Proportion |
Commits |
Commit Proportion |
| Linus Torvalds (pre-git) |
164 |
91.11% |
1 |
20.00% |
| Kumar Gala |
13 |
7.22% |
1 |
20.00% |
| Greg Kroah-Hartman |
1 |
0.56% |
1 |
20.00% |
| Linus Torvalds |
1 |
0.56% |
1 |
20.00% |
| Harvey Harrison |
1 |
0.56% |
1 |
20.00% |
| Total |
180 |
|
5 |
|
// 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>
#include <math-emu/single.h>
int
stfs(void *frS, void *ea)
{
FP_DECL_D(A);
FP_DECL_S(R);
FP_DECL_EX;
float f;
#ifdef DEBUG
printk("%s: S %p, ea %p\n", __func__, frS, ea);
#endif
FP_UNPACK_DP(A, frS);
#ifdef DEBUG
printk("A: %ld %lu %lu %ld (%ld)\n", A_s, A_f1, A_f0, A_e, A_c);
#endif
FP_CONV(S, D, 1, 2, R, A);
#ifdef DEBUG
printk("R: %ld %lu %ld (%ld)\n", R_s, R_f, R_e, R_c);
#endif
_FP_PACK_CANONICAL(S, 1, R);
if (!FP_CUR_EXCEPTIONS || !__FPU_TRAP_P(FP_CUR_EXCEPTIONS)) {
_FP_PACK_RAW_1_P(S, &f, R);
if (copy_to_user(ea, &f, sizeof(float)))
return -EFAULT;
}
return FP_CUR_EXCEPTIONS;
}