Release 4.14 arch/powerpc/math-emu/fsqrt.c
// 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;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Linus Torvalds (pre-git) | 116 | 89.92% | 2 | 40.00% |
| Kumar Gala | 6 | 4.65% | 1 | 20.00% |
| Liu Yu | 6 | 4.65% | 1 | 20.00% |
| Harvey Harrison | 1 | 0.78% | 1 | 20.00% |
| Total | 129 | 100.00% | 5 | 100.00% |
Overall Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| 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% |
| Greg Kroah-Hartman | 1 | 0.68% | 1 | 12.50% |
| Linus Torvalds | 1 | 0.68% | 1 | 12.50% |
| Harvey Harrison | 1 | 0.68% | 1 | 12.50% |
| Total | 148 | 100.00% | 8 | 100.00% |
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