/target-arm/nwfpe/fpopcode.c - Diff - qemu - Greek Research and Technology Network's projects

Revision 5fafdf24 target-arm/nwfpe/fpopcode.c

b/target-arm/nwfpe/fpopcode.c
35	35	{ 0xa000000000000000ULL, 0x4001}, /* extended 5.0 */
36	36	{ 0x8000000000000000ULL, 0x3ffe}, /* extended 0.5 */
37	37	{ 0xa000000000000000ULL, 0x4002} /* extended 10.0 */
38		};
	38	};
39	39
40	40	const float64 float64Constant[] = {
41	41	0x0000000000000000ULL, /* double 0.0 */
...	...
46	46	0x4014000000000000ULL, /* double 5.0 */
47	47	0x3fe0000000000000ULL, /* double 0.5 */
48	48	0x4024000000000000ULL /* double 10.0 */
49		};
	49	};
50	50
51	51	const float32 float32Constant[] = {
52	52	0x00000000, /* single 0.0 */
...	...
57	57	0x40a00000, /* single 5.0 */
58	58	0x3f000000, /* single 0.5 */
59	59	0x41200000 /* single 10.0 */
60		};
	60	};
61	61
62	62	unsigned int getTransferLength(const unsigned int opcode)
63	63	{
64	64	unsigned int nRc;
65
	65
66	66	switch (opcode & MASK_TRANSFER_LENGTH)
67	67	{
68	68	case 0x00000000: nRc = 1; break; /* single precision */
...	...
70	70	case 0x00400000: nRc = 3; break; /* extended precision */
71	71	default: nRc = 0;
72	72	}
73
	73
74	74	return(nRc);
75	75	}
76	76
77	77	unsigned int getRegisterCount(const unsigned int opcode)
78	78	{
79	79	unsigned int nRc;
80
	80
81	81	switch (opcode & MASK_REGISTER_COUNT)
82	82	{
83	83	case 0x00000000: nRc = 4; break;
...	...
86	86	case 0x00408000: nRc = 3; break;
87	87	default: nRc = 0;
88	88	}
89
	89
90	90	return(nRc);
91	91	}
92	92
93	93	unsigned int getRoundingPrecision(const unsigned int opcode)
94	94	{
95	95	unsigned int nRc;
96
	96
97	97	switch (opcode & MASK_ROUNDING_PRECISION)
98	98	{
99	99	case 0x00000000: nRc = 1; break;
...	...
101	101	case 0x00080000: nRc = 3; break;
102	102	default: nRc = 0;
103	103	}
104
	104
105	105	return(nRc);
106	106	}
107	107
108	108	unsigned int getDestinationSize(const unsigned int opcode)
109	109	{
110	110	unsigned int nRc;
111
	111
112	112	switch (opcode & MASK_DESTINATION_SIZE)
113	113	{
114	114	case 0x00000000: nRc = typeSingle; break;
...	...
116	116	case 0x00080000: nRc = typeExtended; break;
117	117	default: nRc = typeNone;
118	118	}
119
	119
120	120	return(nRc);
121	121	}
122	122

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Revision 5fafdf24 target-arm/nwfpe/fpopcode.c