fsubs.c (96916090f488986a4ebb8e9ffa6a3b50881d5ccd) fsubs.c (d2b194ed820880eb19c43b9c10d9f5f30026ee54)
1#include <linux/types.h>
2#include <linux/errno.h>
3#include <asm/uaccess.h>
4
1#include <linux/types.h>
2#include <linux/errno.h>
3#include <asm/uaccess.h>
4
5#include "soft-fp.h"
6#include "double.h"
7#include "single.h"
5#include <asm/sfp-machine.h>
6#include <math-emu/soft-fp.h>
7#include <math-emu/double.h>
8#include <math-emu/single.h>
8
9int
10fsubs(void *frD, void *frA, void *frB)
11{
12 FP_DECL_D(A);
13 FP_DECL_D(B);
14 FP_DECL_D(R);
9
10int
11fsubs(void *frD, void *frA, void *frB)
12{
13 FP_DECL_D(A);
14 FP_DECL_D(B);
15 FP_DECL_D(R);
16 FP_DECL_EX;
15 int ret = 0;
16
17#ifdef DEBUG
18 printk("%s: %p %p %p\n", __func__, frD, frA, frB);
19#endif
20
17 int ret = 0;
18
19#ifdef DEBUG
20 printk("%s: %p %p %p\n", __func__, frD, frA, frB);
21#endif
22
21 __FP_UNPACK_D(A, frA);
22 __FP_UNPACK_D(B, frB);
23 FP_UNPACK_DP(A, frA);
24 FP_UNPACK_DP(B, frB);
23
24#ifdef DEBUG
25 printk("A: %ld %lu %lu %ld (%ld)\n", A_s, A_f1, A_f0, A_e, A_c);
26 printk("B: %ld %lu %lu %ld (%ld)\n", B_s, B_f1, B_f0, B_e, B_c);
27#endif
28
29 if (B_c != FP_CLS_NAN)
30 B_s ^= 1;
31
32 if (A_s != B_s && A_c == FP_CLS_INF && B_c == FP_CLS_INF)
33 ret |= EFLAG_VXISI;
34
35 FP_ADD_D(R, A, B);
36
37#ifdef DEBUG
38 printk("D: %ld %lu %lu %ld (%ld)\n", R_s, R_f1, R_f0, R_e, R_c);
39#endif
40
25
26#ifdef DEBUG
27 printk("A: %ld %lu %lu %ld (%ld)\n", A_s, A_f1, A_f0, A_e, A_c);
28 printk("B: %ld %lu %lu %ld (%ld)\n", B_s, B_f1, B_f0, B_e, B_c);
29#endif
30
31 if (B_c != FP_CLS_NAN)
32 B_s ^= 1;
33
34 if (A_s != B_s && A_c == FP_CLS_INF && B_c == FP_CLS_INF)
35 ret |= EFLAG_VXISI;
36
37 FP_ADD_D(R, A, B);
38
39#ifdef DEBUG
40 printk("D: %ld %lu %lu %ld (%ld)\n", R_s, R_f1, R_f0, R_e, R_c);
41#endif
42
41 return (ret | __FP_PACK_DS(frD, R));
43 __FP_PACK_DS(frD, R);
44
45 return FP_CUR_EXCEPTIONS;
42}
46}