21 static inline void fp_denormalize(struct fp_ext *reg, unsigned int cnt)  in fp_denormalize()  argument
23 	reg->exp += cnt;  in fp_denormalize()
27 		reg->lowmant = reg->mant.m32[1] << (8 - cnt);  in fp_denormalize()
28 		reg->mant.m32[1] = (reg->mant.m32[1] >> cnt) |  in fp_denormalize()
29 				   (reg->mant.m32[0] << (32 - cnt));  in fp_denormalize()
30 		reg->mant.m32[0] = reg->mant.m32[0] >> cnt;  in fp_denormalize()
33 		reg->lowmant = reg->mant.m32[1] >> (cnt - 8);  in fp_denormalize()
34 		if (reg->mant.m32[1] << (40 - cnt))  in fp_denormalize()
35 			reg->lowmant |= 1;  in fp_denormalize()
36 		reg->mant.m32[1] = (reg->mant.m32[1] >> cnt) |  in fp_denormalize()
37 				   (reg->mant.m32[0] << (32 - cnt));  in fp_denormalize()
38 		reg->mant.m32[0] = reg->mant.m32[0] >> cnt;  in fp_denormalize()
41 		asm volatile ("bfextu %1{%2,#8},%0" : "=d" (reg->lowmant)  in fp_denormalize()
42 			: "m" (reg->mant.m32[0]), "d" (64 - cnt));  in fp_denormalize()
43 		if (reg->mant.m32[1] << (40 - cnt))  in fp_denormalize()
44 			reg->lowmant |= 1;  in fp_denormalize()
45 		reg->mant.m32[1] = reg->mant.m32[0] >> (cnt - 32);  in fp_denormalize()
46 		reg->mant.m32[0] = 0;  in fp_denormalize()
49 		reg->lowmant = reg->mant.m32[0] >> (cnt - 40);  in fp_denormalize()
50 		if ((reg->mant.m32[0] << (72 - cnt)) || reg->mant.m32[1])  in fp_denormalize()
51 			reg->lowmant |= 1;  in fp_denormalize()
52 		reg->mant.m32[1] = reg->mant.m32[0] >> (cnt - 32);  in fp_denormalize()
53 		reg->mant.m32[0] = 0;  in fp_denormalize()
56 		reg->lowmant = reg->mant.m32[0] || reg->mant.m32[1];  in fp_denormalize()
57 		reg->mant.m32[0] = 0;  in fp_denormalize()
58 		reg->mant.m32[1] = 0;  in fp_denormalize()
63 static inline int fp_overnormalize(struct fp_ext *reg)  in fp_overnormalize()  argument
67 	if (reg->mant.m32[0]) {  in fp_overnormalize()
68 		asm ("bfffo %1{#0,#32},%0" : "=d" (shift) : "dm" (reg->mant.m32[0]));  in fp_overnormalize()
69 		reg->mant.m32[0] = (reg->mant.m32[0] << shift) | (reg->mant.m32[1] >> (32 - shift));  in fp_overnormalize()
70 		reg->mant.m32[1] = (reg->mant.m32[1] << shift);  in fp_overnormalize()
72 		asm ("bfffo %1{#0,#32},%0" : "=d" (shift) : "dm" (reg->mant.m32[1]));  in fp_overnormalize()
73 		reg->mant.m32[0] = (reg->mant.m32[1] << shift);  in fp_overnormalize()
74 		reg->mant.m32[1] = 0;  in fp_overnormalize()
97 static inline int fp_addcarry(struct fp_ext *reg)  in fp_addcarry()  argument
99 	if (++reg->exp == 0x7fff) {  in fp_addcarry()
100 		if (reg->mant.m64)  in fp_addcarry()
102 		reg->mant.m64 = 0;  in fp_addcarry()
106 	reg->lowmant = (reg->mant.m32[1] << 7) | (reg->lowmant ? 1 : 0);  in fp_addcarry()
107 	reg->mant.m32[1] = (reg->mant.m32[1] >> 1) |  in fp_addcarry()
108 			   (reg->mant.m32[0] << 31);  in fp_addcarry()
109 	reg->mant.m32[0] = (reg->mant.m32[0] >> 1) | 0x80000000;  in fp_addcarry()